11111

XII

1.VISUAL WILL BE SHOWN FOR 10 SECONDS.1.VISUAL WILL BE SHOWN FOR 10 SECONDS.

2.THERE ARE QUESTIONS IN EACH VISUAL. 2.THERE ARE QUESTIONS IN EACH VISUAL.

4.ANSWERS ARE TO BE GIVEN ONLY WHILE 4.ANSWERS ARE TO BE GIVEN ONLY WHILE THE VISUAL IS BEING SHOWN TO YOU.THE VISUAL IS BEING SHOWN TO YOU.

3.EACH ANSWER CARRIES ONE MARK.3.EACH ANSWER CARRIES ONE MARK.

00:1000:0900:0800:0700:0600:0500:0400:0300:0200:0100:00Que 1

HBr AND HI REDUCE SULPHURIC ACID HCl CAN REDUCE KMnO4 AND HF CAN REDUCEa)H2SO4 b) KMnO4c) K2Cr2O7 d) NONE OF THESE

00:1000:0900:0800:0700:0600:0500:0400:0300:0200:0100:00Que 2

THE BONDS PRSENT IN N2O5 AREA)ONLY IONIC B)COVALENT AND COORDINATEC) ONLY COVALENTD) COVALENT AND IONIC

00:1000:0900:0800:0700:0600:0500:0400:0300:0200:0100:00Que 3

AMONGST THE TRIHALIDES OF NITROGEN WHICH ONE

IS LEAST BASIC?A)NF3 B) NCl3

C) NBr3 d) Nl3

00:1000:0900:0800:0700:0600:0500:0400:0300:0200:0100:00Que.4THERE IS NO S-S BOND IN

00:1000:0900:0800:0700:0600:0500:0400:0300:0200:0100:00Que 5THE FOLLOWING ACIDS HAVE BEEN ARRANGED IN THE ORDER OF DECREASING ACID STRENGTH. IDENTIFY THE CORRECT ORDER.ClOH(I), BrOH(II),IOH(III)

A)I>II>III B) II>I>IIIC) III>II>I D) I>III>II

00:1000:0900:0800:0700:0600:0500:0400:0300:0200:0100:00Que 6

ONE MOLE OF CALCIUM PHOSPIDE ON REACTION WITH EXCESS WATER GIVESA)ONE MOLE OF PHOSPHINEB) TWO MOLES OF PHOSPHORIC ACIDC) TWO MOLES OF PHOSPHINED) ONE MOLE OF PHOSPHORUS PENTAOXIDE

00:1000:0900:0800:0700:0600:0500:0400:0300:0200:0100:00Que 7AMONGST H2O H2S H2 Se AND H2 Te, THE ONE WITH HIGHEST BOILING POINT ISA)H2O BECAUSE OF HYDROGEN BONDING

B)H2Te BECAUSE OF HIGHER MOLECULAR WEIGHTC)H2S BECAUSE OF HYDROGEN BONDING

D)H2 Se BECAUSE OF LOWER MOLECULAR WEIGHT

00:1000:0900:0800:0700:0600:0500:0400:0300:0200:0100:00Que 08

FOR H3PO3 AND H3 PO4 THE CORRECT CHOICE ISA)H3PO3 IS DIBASIC AND REDUCING

B)H3PO3 IS DIBASIC AND NON-REDUCING

C)H3PO4 IS TRIBASIC AND REDUCING

D)H3PO3 IS TRIBASIC AND NON REDUCING

00:1000:0900:0800:0700:0600:0500:0400:0300:0200:0100:00

Que.09

WHEN I IS OXIDISED BY KMnO4 IN

ALKALINE MEDIUM, I CONVERTS INTO

A)IO-3 B) I2

C) IO4 D) IO-

00:1000:0900:0800:0700:0600:0500:0400:0300:0200:0100:00Que 10

A PALE BLUE LIQUID WHICH OBTAINED BY EQUIMOLAR MIXTURE OF TWO GASES AT -300C IS-A)N2O B) N2O3C) N2O4 D) N2O5

00:1000:0900:0800:0700:0600:0500:0400:0300:0200:0100:00Que 11THE PERCENTAGE OF P-CHARACTER IN THE ORBITALS FORMING P-P BONDS IN P4 ISA)25 B) 33C) 50 D) 75

00:1000:0900:0800:0700:0600:0500:0400:0300:0200:0100:00

QUES 12

EXTRA PURE N2 CAN BE OBTAINED BY HEATINGA)NH3 WITH CuO B) NH4 NO3C) (NH4)2Cr2O7D) Ba(N3)2

00:1000:0900:0800:0700:0600:0500:0400:0300:0200:0100:00

QUES 13THE REACTION OF WHITE PHOSPHORUS NaOH GIVES PHOSPHINE ALONG WITH ANOTHER PHOSPORUS CONTAINING COMPOUND. THE REACTION TYPE; THE OXIDATION STATES OF PHOSPHORUS IN PHOSPHINE AND THE OTHER PRODUCT ARE RESPECTIVELY:-A)REDOX REACTION-3 AND -5B) REDOX REACTION; 3 AND +5C) DISPROPORTIONATION REACTION;-3 AND +1D)DISPROPORTIONATION REACTION;-3 AND +3

00:1000:0900:0800:0700:0600:0500:0400:0300:0200:0100:00

QUES-14

CONCENTRATED NITRIC ACID, UPON LONG STANDING, TURNS YELLOW BROWN DUE TO THE FORMATION OF ;-A)NOB)NO2C)N2OD)N2O4

00:1000:0900:0800:0700:0600:0500:0400:0300:0200:0100:00

QUES 15

WHICH OF THE FOLLOWING PROPERTIES IS

NOT SHOWN BY NO?

A)IT IS DIAMAGNETIC IN GASEOUS STATE

B) IT IS A NEUTRAL OXIDE

C)IT IS BROWN IN COLOUR

D)IT DIMERISES AT ROOM TEMPERATURE

00:1000:0900:0800:0700:0600:0500:0400:0300:0200:0100:00QUES-16

CONCENTRATED NITRIC ACID OXIDIZES IODINE TO A)HI B)HIO3C)HIO4 D) I2O7

00:1000:0900:0800:0700:0600:0500:0400:0300:0200:0100:00

QUES-17

WHICH OF THE FOLLOWING EQUATIONS IS NOT CORRECTLY FORMULATED?A- 2Na+2NH3 2NaNH2+H2

B- 8NH3+ 3Cl2 N2+ 6NH4 Cl excessC- NH3+3Cl2 NCl3+3HCl excessD- 4NH3+2NaOCl 2NH4Cl+2NaNH2+O2

heat

00:1000:0900:0800:0700:0600:0500:0400:0300:0200:0100:00

Ques-18

PHOSPHORUS ACID HAS A)ONE HYDROGEN ATOM ATTACHED TO PHOSPHORUSB) TWO HYDROGEN ATOMS ATTACHED TO PHOSPHORUSC) THREE HYDROGEN ATOMS ATTACHED TO PHOSPHORUSD) NO HYDROGEN ATOM ATTACHED TO PHOSPHORUS

00:1000:0900:0800:0700:0600:0500:0400:0300:0200:0100:00

QUES-19WHICH OF THE FOLLOWING STATEMENTS REGARDING PHOSPHORUS PENTOXIDE IS NOT CORRECT?A)IT IS AN ANHYDRIDE OF METAPHOSPHORIC ACIDB) IT IS A STRONG DEHDRATING AGENTC)IN PHOSPHORUS PENTOXIDE, EACH PHOSPHORUS IS ATTACHED TO THREE OXYGEN ATOMS AND ALSO WITH ANOTHER OXYGEN ATOM THROUGH COORDINATE BONDD)THE DEHYDRATED PRODUCT OF HNO3 OBTAINED BY TREATING WITH PHOSPHORUS PENTOXIDE IS NITROGEN PENTOXIDE

00:1000:0900:0800:0700:0600:0500:0400:0300:0200:0100:00

QUES-20

HYPOPHOSPHORUS ACID IS

A)MONOBASIC

B) DIBASIC

C) TRIBASIC

D) NEUTRAL

00:1000:0900:0800:0700:0600:0500:0400:0300:0200:0100:00

QUES-21

PYROPHOSPHOROUS ACID HAS THE

MOLECULAR FORMULA

A)H3PO3 B) H3PO4

C) H4P2O5 D) H4P2O7

00:1000:0900:0800:0700:0600:0500:0400:0300:0200:0100:00

QUES-22

AMONG THE HYDROHALIC ACIDS, THE

STRONGEST ONE IN WATER IS

A)HF

B) HCl

C) HBr

D) HI

00:1000:0900:0800:0700:0600:0500:0400:0300:0200:0100:00

QUES-23

HYPOCHLOROUS ACID IS

A)HClO B) HClO2

C) HClO3 D) HClO4

00:1000:0900:0800:0700:0600:0500:0400:0300:0200:0100:00

QUES-24

THE ANHYDRIDE OF PERCHLORIC ACID IS

A)ClO2 B) ClO2

C) Cl2O3 D) Cl2O7

00:1000:0900:0800:0700:0600:0500:0400:0300:0200:0100:00

QUES-25

WHICH OF THE FOLLOWING

HYDROGEN HALIDES HAS MAXIMUM

BOILING POINT?

A)HF b) HCl

C) HBr D) Hl

00:1000:0900:0800:0700:0600:0500:0400:0300:0200:0100:00

Ques-26

WHEN IODINE REACTS WITH A HOT

AND CONCENTRATED SOLUTION OF

SODIUM HYDROXIDE THE PRODUCTS

OBTAINED ARE

A)I +IO B) I +IO3

C) I + IO 4 D) I + I2O 9

00:1000:0900:0800:0700:0600:0500:0400:0300:0200:0100:00

QUES-27

SELECT THE INCORRECT REACTIONA) H3PO3 H+ +H2PO3

-

B) H2PO2- H+HPO2

2-

C) H3PO4 H+ +H2PO4D) H2PO3

- HPO32- + H+

00:1000:0900:0800:0700:0600:0500:0400:0300:0200:0100:00

QUES-28

THE SOLID PCl5 EXISTS AS

A) PCl5 MOLECULES

B) P2 Cl10

C) [PCl4]+[PCl6]-

D) [PCl3]-[-Cl-P+Cl6-]

00:1000:0900:0800:0700:0600:0500:0400:0300:0200:0100:00

Ques-29

WHICH SET DESCRIBES SHAPES OF XeF2, XeF4, XeF6, RESPECTIVELY?A) V-SHAPED, TETRAHEDRAL, OCTAHEDRALB)LINEAR, TETRAHEDRAL, DISTORTED OCTAHEDRALC) V-SHAPED, SQUARE PLANAR, OCTAHEDRALD) LINEAR, SQUARE PLANAR, DISTORTED, OCTAHEDRAL

00:1000:0900:0800:0700:0600:0500:0400:0300:0200:0100:00

QUES-30

THE MIXTURE OF CONCENTRATED HCl and HNO3 MADE IN 3:1 RATIO CONTAINSA) ClO2 B). NOCl

C) NCl3 D). N2O4

00:1000:0900:0800:0700:0600:0500:0400:0300:0200:0100:00

QUES-31

WHICH IS THERMODYNAMICALLY

MORE STABLE COMPLEX?

A) Ni2+ B) Pt2+

C) Co+2 D) BOTH (1) & (2)

00:1000:0900:0800:0700:0600:0500:0400:0300:0200:0100:00QUES-32

WHICH OF THE FOLLOWING IS MOST BASIC?A) CrO3 B). CrO

C) Cr2O3 D). Mn2O7

00:1000:0900:0800:0700:0600:0500:0400:0300:0200:0100:00

Ques-33

WHICH OF THE FOLLOWING ION

IS DIAMAGNETIC?

A) Cu+2 B) Hg2+2

C). Fe3+ D). Mn+5

00:1000:0900:0800:0700:0600:0500:0400:0300:0200:0100:00

Ques-34

TWO METAL ION Cu+2 AND V+4 OF TRANSITION METAL POSSESS SAME COLOUR BECAUSEA)BOTH HAVE SAME SIZEB)BOTH BELONG WITH SAME 3d SERIESC)BOTH ION HAVE SAME NO.OF UNPAIRED e-D) BOTH ION CAN VARY ITS OXIDATION STATE

00:1000:0900:0800:0700:0600:0500:0400:0300:0200:0100:00

QUES-35

THE PURPLE COLOUR OF KMnO4 IS DUE TO A) INCOMPLETE d-SUBSHELLB) IONIC NATURE OF KMnO4

C) CHARGE TRANSFERD) RESONANCE IN MnO4

-ION

00:1000:0900:0800:0700:0600:0500:0400:0300:0200:0100:00

QUES 36

IN WHICH CASE THERE IS CHANGE IN OXIDATION NUMBER?A) Aq.SOLUTION OF CrO42- IS ACIDIFIEDB) SO2 GAS IS PASSED INTO Cr2O7

2-/H+

C) Cr2O72- SOLUTION IS MADE ALKALINE

D) CrO2 Cl2 IS DISSOLVED IN NaOH

00:1000:0900:0800:0700:0600:0500:0400:0300:0200:0100:00

QUES-37

A B

C D

00:1000:0900:0800:0700:0600:0500:0400:0300:0200:0100:00

QUES-38Cr2O7 2- Ph=x CrO4 2- Ph=Y Cr2 O7 2-

pH VALUES X AND Y CAN BEA) 4 AND 5B) 4 AND 8C) 8 AND 4D) 8 AND 9

00:1000:0900:0800:0700:0600:0500:0400:0300:0200:0100:00

QUES-39

WHEN EXCESS OF KCN IS ADDED TO A SOLUTION OF CuSO4, THE FINAL PRODUCT OBTAINED ISA) K2[Cu(CN)4] B). K3[Cu(CN)4]C)- CuCN D). K[Cu(CN)2]

00:1000:0900:0800:0700:0600:0500:0400:0300:0200:0100:00

QUES-40

AMONGST Ni(CO)4, [Ni(CN)4]2- AND [NiCl4]2-

A) Ni(CO)4 AND (NICl4)2- ARE DIAMAGNETIC AND [Ni(CN)4]2- IS PARAMAGNETICB) [NiCl4]2- AND [NI(CN)4]2- DIAMAGNETIC AND Ni(CO)4 IS PARAMAGNETICC) Ni(CO)4 AND [Ni(CN)4]2- ARE DIAMAGNETIC AND [NiCl4]2- IS PARAMAGNETICD) Ni(CO)4 IS DIAMAGNETIC [NlCl4]2- AND [Ni(CN)4]2- ARE PARAMAGNETIC

00:1000:0900:0800:0700:0600:0500:0400:0300:0200:0100:00QUES-41

IN THE COMPLEX [Pt(Py)4][PtCl4], THE OXIDATION NUMBER OF Pt ATOM IN FORMER AND LATER PART OF THE COMPOUND ARE RESPECTIVELY.A) 0 AND 0 B). +4 AND +2C). +2 AND +2 D). 0 AND +4

00:1000:0900:0800:0700:0600:0500:0400:0300:0200:0100:00

QUES-42WHICH ONE OF THE FOLLOWING COMPLEX ENTITIES WILL HAVE DIPOLE MOMENT=0?i.[Ni(CN)4]2-

ii.CIS-[Pt(NH3)2 Cl2]

iii.TRANS-Pt(NH3)2 Cl2]A) (iii) B). (i), (iii)C). (i) D). (ii), (iii)

00:1000:0900:0800:0700:0600:0500:0400:0300:0200:0100:00

Ques-43IN WHICH OF THE FOLLOWING PAIRS OF SPECIES THE NUMBER OF UNPAIRED ELECTRONS ARE SAME

A

B

C

D

00:1000:0900:0800:0700:0600:0500:0400:0300:0200:0100:00

Ques-44

A METAL ION HAS d6 CONFIGURATION. IN

OCTAHEDRAL COMPLEX ENTITY OF LOW

SPIN, THE NUMBER OF ELECTRONS PRESENT

IN eg SET OF ORBITALS IS

A)6 B) 4

C) 0 D) 2

00:1000:0900:0800:0700:0600:0500:0400:0300:0200:0100:00

Ques-45

GIVE THE CORRECT INCREASING ORDER OF ELECTRICAL CONDUCTIVITY OF AQUEOUS SOLUTION OF FOLLOWING COMPLEX ENTITIES

(I)[Pt(NH3)6]Cl4 (ii) [Cr(NH3)6]Cl3

(iii) [Co(NH3)4Cl2]Cl (iv) K2[PtCl4]A) (iii)<(iv)<(ii)<(i) (B) (iv)<(ii)<(iii)<(i)(C) (ii)<(i)<(iv)<(iii) (D) (i)<(ii)<(iv)<(iii)

00:1000:0900:0800:0700:0600:0500:0400:0300:0200:0100:00

QUES-46WHAT HAPPENS WHEN EXCESS Kl IS ADDED TO (i)CuSO4 (ii) HgCl2 (iii) Pb(NO3)2?

A) A WHITE PPT OF CUL IN (i) AN ORANGE PPT OF Hgl2 in (ii) AND A YELLOW PPT OF Pl2 in (iii)B) A WHITE PPT OF Cul in (i) AN ORANGE PPT. DISSOLVING TO HGL2-

4 IN (ii) AND A YELLOW PPT OF PBl2 in (iii)C) A WHITE PPT. OF Cul Hgl2 AND PBl2 IN EACH CASE D) NONE OF THESE

00:1000:0900:0800:0700:0600:0500:0400:0300:0200:0100:00

QUES-47

IN NESSLER’S REAGENT, THE ACTIVE ION ISA) Hg+

B) Hg2+

C) [Hgl]2-

D) [Hgl4]2-

00:1000:0900:0800:0700:0600:0500:0400:0300:0200:0100:00

Ques-48WHICH OF THE PROPERTY OF PH3 SHOWS THAT IT IS BASIC NATURE?A) IT REACTS WITH ACIDS LIKE Hl TO FORM PH4l.B)DUE TO PRESENCE OF LONE PAIR ELECTRONC)BOTH (A) AND (B)D) NONE OF THE ABOVE

00:1000:0900:0800:0700:0600:0500:0400:0300:0200:0100:00

QUES-49

IN PCl5

A)ALL FIVE BONDS ARE EQUIVALENTB)THREE EQUATORIAL P-Cl BONDS ARE EQUIVALENTC) TWO AXIAL BONDS ARE LONGER THAN EQUATORIAL BONDSD) BOTH (B) AND (C)

00:1000:0900:0800:0700:0600:0500:0400:0300:0200:0100:00

QUES-50

IN A REACTION OF Cl2 WITH HOT AND CONCENTRATED NaOHA)OXIDATION STATE OF CHLORINE CHANGES TO -1B) OXIDATION STATE OF CHLORINE CHANGES TO +5C)IT IS DISPROPORTIONATION REACTIOND)ALL OF THE ABOVE

00:1000:0900:0800:0700:0600:0500:0400:0300:0200:0100:00QUES-51

FOR BrF3 SHAPE, THE INCORRECT STATEMENT IS A)THERE ARE THREE BOND PAIRS AND TWO LONE PAIRB) LONE PAIRS OCCUPY EQUATORIAL POSITION C)AXIAL FLURINES ARE LINEARLY ARRANGED D)IT HAS BENT T-SHAPE

00:1000:0900:0800:0700:0600:0500:0400:0300:0200:0100:00

QUES-52

HYDROLYSIS OF XeF6

A)IS A REDOX REACTION

B) IS NOT A REDOX REACTION

C)GIVES OXYFLUORIDE

D)BOTH (B) AND (C)

00:1000:0900:0800:0700:0600:0500:0400:0300:0200:0100:00

QUES-53

COVALENCY OF NITROGEN IN N2O5 IS

A)3

B)4

C)5

D)2

00:1000:0900:0800:0700:0600:0500:0400:0300:0200:0100:00

QUES-54

BOND ANGLE IN PH+4 IS HIGHER THAN THAT

IN PH3 BECAUSE

A)PH+4 IS SP3D HYBRIDISED , PH3 IS SP3d

HYBRIDISED B)THRE IS NO BOND PAIR-BOND PAIR REPULSION IN PH+

4

C) THERE IS NO BOND PAIR-LONE PAIR

REPULSION IN PH+4

D) THERE IS NO BOND PAIR LONE REPULSION IN PH3

00:1000:0900:0800:0700:0600:0500:0400:0300:0200:0100:00

QUES-55

TRANSITION ELEMENTS EXHIBITS HIGHER ENTHALPIES OF ATOMIZATION BECAUSEA)OF LARGE NUMBER OF UNPAIRED ELECTRONSB) OF HAVING STRONGER INTERATOMIC INTERACTIONC)OF STRONG BONDING BETWEEN ATOMSD)ALL OF THE ABOVE

00:1000:0900:0800:0700:0600:0500:0400:0300:0200:0100:00

QUES-56

Cu+ ION IS NOT STABLE IN AQUEOUS SOLUTION BECAUSE A)IT UNDERGOES DISPROPORTION TO GIVE CU(S) AND CU2+ IONB) IT CAN NOT UNDERGO DISPROPORTION IN AQUEOUS SOLUTION AS E0 IS NOT FAVOURABLEC) CU+ IS VERY MUCH STABLE IN AQUEOUS SOLUTIOND)(B) AND (C) ARE CORRECT

00:1000:0900:0800:0700:0600:0500:0400:0300:0200:0100:00QUES-57

INCORRECT REACTION ISA)FeCr2O4 +8Na2CO3 + 7O2

Na2Cr2O7+Fe2O3+CO2

B) Na2CrO4+H+ Na2Cr2O7+Na+H2O

C) Na2Cr2O7+2KCl K2Cr2O7+2NaCl

d) MnO2+KOH+O2 K2MnO4+H2O

00:1000:0900:0800:0700:0600:0500:0400:0300:0200:0100:00

QUES-58

WHICH SPECIES IS NOT

CORRECT?

A)Ni(DMG)2 B) [Co(SCN)4]2-

C) [Fe(H2O)5 (SCN)]2+

D) [Al(OH)4]-

00:1000:0900:0800:0700:0600:0500:0400:0300:0200:0100:00

QUES-59

THE DICHROMATE ION IS AN EQUILIBRIUM WITH CHROMATE ION IN AQUEOUS SOLUTION ASCr2 O2-

7 (aq) H2O 2CrO2-4 (aq) 2H+(aq)

THE OXOANION HAS A)SAME OXIDIZING PROPERTY IN ACIDIC AND ALKALINE SOLUTIONSB) BETTER OXIDIZING PROPERTY IN ACIDIC SOLUTIONC) BETTER OXIDIZING PROPERTY IN ALKALINE SOLUTIOND) NO OXIDIZING PROPERTY IN ACIDIC OR ALKALINE SOLUTION

00:1000:0900:0800:0700:0600:0500:0400:0300:0200:0100:00

QUES-60

WHICH OF THE FOLLOWING REACTIONS WILL NOT PRODUCE CHLORINE GAS?A)K2Cr2O7+HCl

B)MnO2+HCl

C)KMnO4+ HCl

D)K2Cr2O7+ H2SO4 (conc)+NaCl

00:1000:0900:0800:0700:0600:0500:0400:0300:0200:0100:00

Ques-61ZnCl2 REACTS WITH EXCESS OF NH3 SOLUTION TO PRODUCEA)A PERCIPITATE OF Zn (OH)2B) A COMPLEX ION [Zn(NH3)4]2+ WITH TETRAHEDRAL GEOMETRYC)A COMPLEX ION [Zn(NH3)2]2+ WITH LINEAR GEOMETRYD) A COMPLEX ION [Zn(NH3)4]2+ WITH SQUARE PLANAR GEOMETORY

00:1000:0900:0800:0700:0600:0500:0400:0300:0200:0100:00

QUES-62

FOR WHICH OF THE FOLLOWING SPECIES d-d TRANSITION DOES NOT ACCOUNT FOR ITS COLOUR?A)Cr2 O2-

7 B)CrO2-4

C) CrO2Cl2 D)ALL

00:1000:0900:0800:0700:0600:0500:0400:0300:0200:0100:00

QUES-63

WHICH OF THE FOLLOWING REACTIONS WILL OCCUR ON HEATING AgNO3 AT RED HEAT?A)2AgNO3 2AgNO2+O2

B)2AgNO3 2Ag+NO2+O2

C)AgNO3 Ag+NO+O2

D)2AgNO3 2AG+N2+3O2

00:1000:0900:0800:0700:0600:0500:0400:0300:0200:0100:00

QUES-64

BROWN COLOUR IN HNO3 CAN BE REMOVED BY A)ADDING Mg POWDERB) BOILING THE ACIDC) PASSING NH3 THROUGH ACIDD) PASSING AIR THROUGH WARM ACID

00:1000:0900:0800:0700:0600:0500:0400:0300:0200:0100:00

Ques-65

THE CRYSTALS OF ANHYDROUS FERROUS SULPHATE ON HEATING GIVEA)FeO+SO2+H2O

B)FeO+SO3+H2SO4+H2O

C) FeO3+SO2+SO3

D)Fe2O3+H2SO4+H2O

00:1000:0900:0800:0700:0600:0500:0400:0300:0200:0100:00

QUES-66

THE COMOUND OF SULPHUR THAT CAN BE USED AS REFRIGERANT ISA)SO2 B) SO3

C) S2Cl2 D) H2SO4

00:1000:0900:0800:0700:0600:0500:0400:0300:0200:0100:00

QUES-67

WHICH NOBLE GAS DOES NOT FORM CLATHRATES?A)Xe b) Krc) He d) Ar

00:1000:0900:0800:0700:0600:0500:0400:0300:0200:0100:00

Ques-68WHICH ONE OF THE FOLLOWING STATEMENT REGARDING HELIUM IS INCORRECTA)IT IS USED TO PRODUCE AND SUSTAIN POWERFUL SUPERCONDUCTING MAGNETSB) IT IS USED AS A CRYOGENIC AGENT FOR CARRYING OUT EXPERIMENTS AT LOW TEMPERATURESC) IT IS NOT USED TO FILL GAS BALLOONS INSTEAD BY HYDROGEN BECAUSE IT IS HEAVIER AND INFLAMMABLED)IT IS USED IN GAS COOLED NUCLEAR REACTORS

00:1000:0900:0800:0700:0600:0500:0400:0300:0200:0100:00

QUES-69

THE SHAPE OF XeO3 ISA)TETRAHEDRALB)PYRAMIDALC)TRIGONAL PLANARD)SQUARE PLANAR

00:1000:0900:0800:0700:0600:0500:0400:0300:0200:0100:00

QUES-70

XeO3 IS A COLOURLESS EXPLOSIVE

SOLID AND IS PREPARED

A)THE HYDROLYSIS OF XeF2

B)THE HYDROLYSIS OF XeF4

C)THE HYDROLYSIS OF XeF6

D) BOTH (B) AND (C )

00:1000:0900:0800:0700:0600:0500:0400:0300:0200:0100:00QUES-71

XeF4 EXISTS WHEREAS XECl4 IS NOT STABLE BECAUSE A)ELECTRON AFFINITY OF Cl IS GREATER THAN FB) OXIDATOIN POTENTIAL OF F GREATER THAN Cl C) THE SIZE OF F IS SMALLER THAN ClD) NONE OF THESE

00:1000:0900:0800:0700:0600:0500:0400:0300:0200:0100:00

QUES-72

KMno4 ACTS AS AN OXIDISING AGENT IN ACIDIC MEDIUM. THE NUMBER OF MOLE OF KMnO4 THAT WILL BE NEEDED TO REACT WITH ONE MOLE OF SULPHIDE IONS IN ACIDIC Soin ISA)2/5 B) 3/5C) 4/5 D) 1/5

00:1000:0900:0800:0700:0600:0500:0400:0300:0200:0100:00

QUES-73

WHICH OF THE LISTED OXIDATION STATE IS COMMON FOR ALL 1ANTH ANOIDS?A)+2B)+3C)+4D)+5

00:1000:0900:0800:0700:0600:0500:0400:0300:0200:0100:00

QUES-74

WHICH OF THE FOLLOWING IS NOT THE CHARACTERISTIC PROPERTY OF INTERSTITIAL COMPOUND A)THEY HAVE HIGH MELTING POINT IN COMPARISON TO PURE METALSB)THEY ARE VERY HARDC)THEY RETAIN METALLIC CONDUCTIVITY D)THEY ARE CHEMICALLY VERY REACTIVE

00:1000:0900:0800:0700:0600:0500:0400:0300:0200:0100:00QUES-75

HIGHEST OXIDATION STATE OF MANGANESE IN FLUORIDE IS +4 (MnF4) BUT HIGHEST OXIDATION STATE IN OXIDES IS +7 (Mn2O7) BECAUSE A)FLUORINE IS MORE ELECTRONEGATIVE THAN OXYGENB) FLUORINE DOES NOT POSSESS d-ORBITALSC)FLUORINE STABILISES LOWER OXIDATION STATED) OXYGEN CAN FORM MULTIPLE BOND

00:1000:0900:0800:0700:0600:0500:0400:0300:0200:0100:00

QUES-76WHY IS HCl NOT USED TO MAKE THE MEDIUM ACIDIC IN OXIDATION REACTION OF KMnO4 IN ACIDIC MEDIUMA)BOTH HCl AND KMnO4 ACT AS OXIDISING AGENTB) KMnO4 OXIDISES HCl INTO Cl2 WHICH IS AN OXIDISING AGENTC)KMnO4 ACT AS A REDUCING AGENT THEN HClD)KMnO4 ACT AS A REDUCING AGENT IN THE PRESENCE OF HCl

00:1000:0900:0800:0700:0600:0500:0400:0300:0200:0100:00

Ques-77

WHICH OF THE FOLLOWING LANTHANOIDS SHOW +2 OXIDATION STATE BESIDES +3 OF LANTHANOIDSA) Ce B)Eu C) Yb d)Ho

00:1000:0900:0800:0700:0600:0500:0400:0300:0200:0100:00

Ques-78

WHICH OF THE FOLLOWING WILL NOT ACT A OXIDISING AGENTA)CrO3 B) MOO3

C)WO3 D) CrO42-

00:1000:0900:0800:0700:0600:0500:0400:0300:0200:0100:00

QUES-79

WHICH OF THE FOLLOWING ION HAS THE MAXIMUM MAGNETIC MOMENTA)Mn+2 B) Fe2+

c) T12+ D)Cr2+

00:1000:0900:0800:0700:0600:0500:0400:0300:0200:0100:00Ques- 80CERIUM (Z-58) IS AN IMPORTANT MEMBER OF THE 1ANTHANOIDE(WHICH OF THE FOLLOWING STATEMENT ABOUT CERIUM IS INCORRECT A)THE +4 OXIDATION STATE OF CERIUM IS NOT KNOW IN SOLUTION B) THE +3 OXIDATION STATE OF CERIUM IS MORE STABLE THAN +4 OXIDATION STATEC)THE COMMON OXIDATION STATE OF CERIUM ARE +3 AND +4D)CERIUM (IV) ACT AS AN OXIDISING AGENT

00:1000:0900:0800:0700:0600:0500:0400:0300:0200:0100:00QUES-81BECAUSE OF LANTHANOID CONTRACTION A)SEPARATION OF THE ELEMENT IS POSSIBLE B) THERE IS A VERY SMALL DIFFERENCE IN THE ATOMIC SIZE OF THE TRANSITION METAL OF 5TH AND 6TH PERIOD AND PRESENT IN THE SAME GROUPC) THERE IS A GRADUAL DECREASES IN THE BASIC STRENGTH OF THE HYDROXIDE OF LANTHANOIDSD)ALL ARE CORRECT

00:1000:0900:0800:0700:0600:0500:0400:0300:0200:0100:00

QUES-82

TRANSITION METAL SHOW VARIABLE OXIDATION STATE BECAUSE OFA)PARTICIPATION OF nd ELECTRON ALONG THE np ELECTRONB) PARTICIPATION OF (n-1) d AND ns ELECTRONC)PARTICIPATION OF (n-1) d AND np ELECTROND)NONE OF THESE IS CORRECT

00:1000:0900:0800:0700:0600:0500:0400:0300:0200:0100:00

QUES-83

THE ACTINOIDS EXHIBIT MORE NUMBER OF OXIDATION STATE IN GENERAL THAN LANTHANOIDS. THIS IS BECAUSEA)THE 5f ORBITALS EXTEND FURTHER FROM THE NUCLEAR THAN THE 4f ORBITALSB) THE 5f ORBITALS ARE MORE BURIED THAN THE 4f ORBITALSC) THERE IS A SIMILARITY BETWEEN 4f & 5f ORBITALS IN THEIR ANGULAR PART OF THE WAVEFUNCTIOND) ACTIONOIDS ARE MORE REACTIVE THAN THE LANTHANOIDS

00:1000:0900:0800:0700:0600:0500:0400:0300:0200:0100:00

QUES-84MARK THE CORRECT STATEMENT1.MANGANESE EXHIBITS +7 OXIDATION STATE2.ZINC FORMS COLORED IONS3.[CoCl6]3- IS DIAMEGNETIC4. SC FORMS +4 OXIDATION STATE 5. Zn EXHIBITS ONLY +2 OXIDATION STATEA)1 &2 B)1 AND 5 C)2 & 4 D) 3 AND 4 E) 2 AND 5

00:1000:0900:0800:0700:0600:0500:0400:0300:0200:0100:00

QUES-85

1. SECONDARY VALENCY OF METAL ATOM/ION INSIDE CO-ORDINATION SPHERE

A)IS SAISFIED BY NEGATIVE IONS ONLY B) CANNOT GET IONISEC) IT IS A FIXED NUMBER FOR EVERY

METAL D) B AND C BOTH

00:1000:0900:0800:0700:0600:0500:0400:0300:0200:0100:00QUES-86

OXIDATION NO OF Fe IN K4[Fe(CN)6]A)+2B)+3C)0D)NONE

00:1000:0900:0800:0700:0600:0500:0400:0300:0200:0100:00

QUES-87

WHICH OF THE FOLLOWING WILL NOT

SHOW LINKAGE ISOMERS

A) [Pd((C6H5)2(SCN)2]

B)[Pd((C6H5)2Cl2]

C) [Pd(C6H5)2clNO2]

D) [Pd(C6H5)2(CN)2]

00:1000:0900:0800:0700:0600:0500:0400:0300:0200:0100:00

QUES-88

THE CORRECT IUPAC NAME OF [Pt(NH3)2Cl2] ISA)Diamminedichloridoplatinium(ii)B) Diamminechloridoplatinium(iv)C) Diamminechloridoplatinium(O) D)Diamminechloridoplatinium(iv)

00:1000:0900:0800:0700:0600:0500:0400:0300:0200:0100:00

QUES-89

IDENTIFY THE NON OPTICALLY ACTIVE COMPOUNDS FROM FOLLOWINGA)[CO(en)3]3r

B) TRANS-[CO(en)2Cl2]+

C) AS [CO(en)2Cl2]+

D) [Cr(NH3)5]Cl

00:1000:0900:0800:0700:0600:0500:0400:0300:0200:0100:00

Ques-90

WHICH OF THE FOLLOWING COMPOUNDS WOULD HAVE THE HIGHER MOLAR CONDUCTIVITYA) Diamminedichloridoplatinium(ii)B) Tetraamminedichloridocobolt(iii)c) Potassiumhexacynoferrate(ii)d) Hexaaquachromium(iii)chloride

00:1000:0900:0800:0700:0600:0500:0400:0300:0200:0100:00

QUES-91

A COMPLEX IN WHICH dsp2

HYBRIDISATION TAKES PLACE

A)SQUARE PLANAR

B)TETRAHEDRAL

C) TRIGONAL PLANAR

D)PYARMIDAL

00:1000:0900:0800:0700:0600:0500:0400:0300:0200:0100:00

QUES-92

WHICH OF THE FOLLOWING HAS THE HIGHEST REDUCING POWERA)HCl B)HBrC) HI D) HF

00:1000:0900:0800:0700:0600:0500:0400:0300:0200:0100:00

QUES-93

WHICH PRODUCT ARE EXPECTED FROM THE DISPROPORTIONATION REACTION OF HYPOCHLOROUS ACIDA)HClO3 AND Cl2O B) HCl AND Cl2O

C) HClO2 AND HClO4 D)HCl AND HClO3

00:1000:0900:0800:0700:0600:0500:0400:0300:0200:0100:00

Ques-94WHICH OF THE FOLLOWING ORDER ARE CORRECT AS PER THE PROPERTIES MENTIONED AGAINST EACH:-A)Sio2<ASrO3<P2O3<SO2 ACIDIC STRENGTH

B)AsH3<PH3<NH3 ENTHALPY OF VAPORISATIONC) S<O<Cl<F MORE NEGATIVE ELECTRON GAIN ENTHALPYD) H2O>H2S>H2Te THERMAL STABILITY

00:1000:0900:0800:0700:0600:0500:0400:0300:0200:0100:00

QUES-95

THE GASES PRODUCED IN THE REACTION

Pb(NO3)2 AND NH4 NO3 ARE

RESPECTIVELY

A)N2O , NO B) NO, NO2

C) N2O, NO2 D) NO2, N2O

00:1000:0900:0800:0700:0600:0500:0400:0300:0200:0100:00

QUES-96

WITH EXCESS OF Cl2 , AMMONIA

FORMS

A)NITROGEN

B) AMMONIUM CHLORIDE

C) NITROSYL CHLORIDE

D) NITROGEN TRICHLORIDE

00:1000:0900:0800:0700:0600:0500:0400:0300:0200:0100:00

QUES-97

THE REDDISH BROWN COLOURED GAS FORMED WHEN NITRIC OXIDE IS OXIDISED BY AIR ISA)N2O5 B) N2O4

C) NO2 D) N2O3

00:1000:0900:0800:0700:0600:0500:0400:0300:0200:0100:00

QUES-98

THE STABILITY OF INTERHALOGEN COMPOUNDS FOLLOWS THE ORDERA)IF3>BrF3>ClF3

B)BrF3>IF3>ClF3

C)ClF3>BrF3>IF3

D)ClF3>IF3>BrF3

00:1000:0900:0800:0700:0600:0500:0400:0300:0200:0100:00

QUES-99

THE STRUCTURE OF IF7 ISA)THE TRIGNONAL BIPYRAMIDALB)OCTAHEDRAL C) PENTAGONAL BIPYRAMIDALD) SQUARE PYRAMIDAL

00:1000:0900:0800:0700:0600:0500:0400:0300:0200:0100:00

QUES-100

IN WHICH OF THE FOLLOWING PAIR THE TWO SPECIES ARE ISOSTRUCTURAL,A)BrO-

3 AND XeO3B) SF4 AND XeF4C) SO3

2- AND NO3-

D) BF3 AND NF3

00:1000:0900:0800:0700:0600:0500:0400:0300:0200:0100:00

QUES-101

THE SHAPE OF XeO2F2 MOLECULE ISA)TRIGONAL BIPYRAMIDALB) SQUARE PLANARC)TETRAHEDRALD) SEE-SAW

00:1000:0900:0800:0700:0600:0500:0400:0300:0200:0100:00

QUES-102

THE INCORRECT STATEMENT ABOUT O3 IS (ARE) A)O-0 BOND LENGTH ARE EQUALB) THERMAL DECOMPOSITION OF O3 IS ENDOTHERMIC C)O3 IS DIAMAGNETIC IN NATURE

D) O3 HAS A BENT STRUCTURE

00:1000:0900:0800:0700:0600:0500:0400:0300:0200:0100:00

QUES-103

THE BROWN RING TEST FOR NITRATES DEPENDS UPONA)THE REDUCTION OF NITRATE TO NITRIC OXIDEB)OXIDATION OF NITRIC OXIDE TO NITROGEN DIOXIDEC)C) REDUCTION OF FERROUS SULPHATE TO IROND) OXIDISING ACTION OF SULPHURIC ACID

00:1000:0900:0800:0700:0600:0500:0400:0300:0200:0100:00

QUES-104

THE FOLLOWING TWO REACTIONS OF HNO3 WITH Zn AND Cu ARE GIVEN ASZn+ dil HNO3 Zn(NO3)2

+ X+H2O Cu+ dil HNO3 Cu(NO3)2

+ Y+H2O X AND Y ARE A)NO2 AND NOB) NO AND NO2C) N2O AND NOD) NO2 AND NO2

N2O & NO

00:1000:0900:0800:0700:0600:0500:0400:0300:0200:0100:00

QUES-105

WHICH AMONG THE FOLLOWING FACTORS IS MOST IMPORTANT IN MAKING FLUORINE THE STRONGEST OXIDISING AGENTA)ELECTRON AFFINITYB)HYDRATION ENERGYC) BOND DISSOCIATION ENERGYD)ALL OF THEM

00:1000:0900:0800:0700:0600:0500:0400:0300:0200:0100:00

QUES-106

WHICH IS THE STRONGEST ACID IN THE FOLLOWINGA) HClO4 B) H2SO3

C) H2SO4 D) HClO3

00:1000:0900:0800:0700:0600:0500:0400:0300:0200:0100:00

QUES-107

THE INSTABILITY OR DISSOCIATION CONSTANT FOR FOUR LIGANDS IS 1.) 2.1X1013 2). 3.6X10-2 3). 6.7X108

4) 8.4X1010

THE LIGANDS WOULD BE

A)1) H2O 2).CO 3.) CN- 4) NH3 B) 1) CN- 2) CO 3) H2O 4) NH3C) 1) NH3 2) CN- 3) CO 4) H2OD) 1) NH3 2) CO 3) CN- 4) H2O

00:1000:0900:0800:0700:0600:0500:0400:0300:0200:0100:00

QUES-108 WHICH OF THE FOLLOWING IS NOT A

CORRECT SEQUENCE :

a) NH3>PH3>A3H3>SbH3 DECREASING BASIC STRENGTH

b) SO2<SeO2<TeO2 INCREASING BASIC CHARACTERc) ClO4>ClO3>ClO2>ClO INCREASING STABILITY OF

CONJUGATE BASEd) H2O<H2S<H2SE<H2Te – INCREASING REDUCING

STRENGTH

00:1000:0900:0800:0700:0600:0500:0400:0300:0200:0100:00

QUES-109

THE CORRECT FORMULA OF IRON III HEXACYAN FERRATE (II) IS :

a) Fe3[Fe(CN)6]4b) Fe4[Fe(CN)6]c) Fe[Fe(CN)6]4 d) Fe4[Fe(CN)6]3

00:1000:0900:0800:0700:0600:0500:0400:0300:0200:0100:00

QUES-110THE ORIDATION STATE OF CENTRAL METAL

ATOM IS: Na[Rh(CO)4]

a) +1b) -1c) 0d) NONE OF THESE

00:1000:0900:0800:0700:0600:0500:0400:0300:0200:0100:00

QUES-111

THE HIGHER BOND ANGLE OF HYDRIDE OF FIRST ELEMENT IN EACH GROUP IS DUE TO ITS :

a) SMALL SIZEb) HIGHER ELECTRONEGATIVITYc) ABSENCE OF ‘’d’’ ORBITALd) ALL ABOVE

00:1000:0900:0800:0700:0600:0500:0400:0300:0200:0100:00

QUES-112

OXIDE OF BISMITH IS MOST BASIC IN IT GP DUE TO ITS :

a) LOW IONISATION ENTHALPYb) LARGE SIZEc) BOTH a & bd) NONE

00:1000:0900:0800:0700:0600:0500:0400:0300:0200:0100:00

QUES-113

85. Cu IS LESS REACTIVE THAN OTHER ELEMENTS OF 3d SERIES, YET IT EASILY REACTS WITH :

a) Conc. HNO3b) Dil. HNO3c) Conc. H2SO4d) ALL ABOVE

00:1000:0900:0800:0700:0600:0500:0400:0300:0200:0100:00

QUES-114

86.MAXIMUM DIFFERENCE OF ATOMIC RADIE WILL BE OBSERVED BETWEEN :

a) N - Pb) P - Asc) As - Sbd) Sb - Bi

00:1000:0900:0800:0700:0600:0500:0400:0300:0200:0100:00

QUES-115

87. IE1 OF 15 GP ELEMENT FALLEN WHICH PATTERN :

a) >14 & <16b) <14 & >16 c) <14 & <16 d) >14 & >16

00:1000:0900:0800:0700:0600:0500:0400:0300:0200:0100:00

QUES-116WHICH OF THE FOLLOWING OXIDATION

STATES OF NITROGEN DO NOT TEND TO DISPROPORTIONATE :

a) +4b) +1c) -3d) +3

00:1000:0900:0800:0700:0600:0500:0400:0300:0200:0100:00

QUES-117

89.WHAT IS CORRECT ABOUT THE MOLECULE P(CH3)3 P=0 :

a) P IS SP3 HAVING d -P BONDINGb) P IS SP2 HAVING d -P BONDINGc) P IS SP3 HAVING P -P BONDINGd) P IS SP2 HAVING P -P BONDING

00:1000:0900:0800:0700:0600:0500:0400:0300:0200:0100:00

QUES-118

90.WHICH OF THE FOLLOWING IS CHEMICALLY SOLUBLE IN WATER :

a) NH3b) PH3c) AsH3d) BiH3

00:1000:0900:0800:0700:0600:0500:0400:0300:0200:0100:00

QUES-119

91.WHICH OF THE FOLLOWING IS PREDOMINANTLY IONIC:

a) NF3b) PF3c) AsF3d) BiF3

00:1000:0900:0800:0700:0600:0500:0400:0300:0200:0100:00

QUES-120

TWO COLOURLESS OXIDES OF NITROGEN REACT TOGETHER TO GIVE ANOTHER OXIDE OF NITROGEN WHICH IS A BLUE SOLID. THE OXIDES ARE:

a) NO & NO2b) NO & N2O4c) N2O & NOd) NO2 & N2O

00:1000:0900:0800:0700:0600:0500:0400:0300:0200:0100:00

QUES-120

THE OXIDE OF NITROGEN WHICH IS RECYCLED IN PREPARATION OF HNO3 IS :

a) NOb) NO2c) N2O4d) BOTH a & b

00:1000:0900:0800:0700:0600:0500:0400:0300:0200:0100:00

QUES-120

CARBON CAN BE OXIDESED TO CO2 BYWHICH OF THE FOLLOWING

a) Conc. HNO3b) Conc. H2SO4c) Dilt. H2SO4d) BOTH a & b

00:1000:0900:0800:0700:0600:0500:0400:0300:0200:0100:00

QUES-121

THE MAIN PRODUCT OF HYDROLYSIS OF CALCIUM PHOSPHIDE IS :

a) PHOSPHORIC ACIDb) PHOSPHOROUS ACIDc) PHOSPHENEd) HYPOPHOSPHOROUS ACID

00:1000:0900:0800:0700:0600:0500:0400:0300:0200:0100:00

QUES-122

WHICH OF THE FOLLOWING WILL GIVE METALIC SILVER ON TREATMENT WITH SILVER NITRATE :

a) PHOSPHORIC ACIDb) PHOSPHOROUS ACIDc) HYPOPHOSPHORIC ACIDd) HYPOPHOSPHOROUS ACID

00:1000:0900:0800:0700:0600:0500:0400:0300:0200:0100:00

QUES-123

THE CORRECT INCREASING ORDER OF Heg:

a) O<S<F<Clb) S<O<Cl<Fc) Cl<F<S<Od) F<Cl<O<S

00:1000:0900:0800:0700:0600:0500:0400:0300:0200:0100:00

QUES-124

THE CORRECT DIFFERENCE IN THE B.P. OF SULPHER AND OXYGEN IS DUE TO:

a) ATOMIC RADIEb) ATOMICITYc) BOTH a & b d) NONE OF ABOVE

00:1000:0900:0800:0700:0600:0500:0400:0300:0200:0100:00

QUES-125

SeO2 IS LIQUID TeO2 IS SOLID BECAUSE OF :

a) SeO2 IS REDUCING, TeO2 IS OXIDISINGb) SeO2 COVALENTS, TeO2 IS IONICc) HIGH MOLECULAR MASS OF TeO2d) ALL ABOVE

00:1000:0900:0800:0700:0600:0500:0400:0300:0200:0100:00

QUES-126

ALTHOUGH THE REACTION OF O2 WITH METALS ARE EXOTHERMIC YET THEY REQUITRE EXTRENAL ENERGY TO INITIATE BECAUSE :

a) LOW B.E. OF O=0b) HIGH B.E. OF O=0c) HIGH IE OF METALd) ALL ABOVE

00:1000:0900:0800:0700:0600:0500:0400:0300:0200:0100:00

QUES-127 SO2 GAS WHEN PASSED IN KMnO4

SOLUTION IT REACTS AND :

a) CHANGES THE COLOUR TO GREENb) BECOME COLOURLESSc) DON’T CHANGE THE COLOURd) DOES NOT REACTS

00:1000:0900:0800:0700:0600:0500:0400:0300:0200:0100:00

QUES-128

THE TWO ALLTROPS OF S ARE STABLE AT TEMP. :

a) 369 Kb) 375 Kc) 369 oCd) 375 oC

00:1000:0900:0800:0700:0600:0500:0400:0300:0200:0100:00

QUES-129

105. 2X2+2H2O 4H+aq+ 4X-

aq+O2 gIN THIS REACTION X IS :

a) Cl2b) Br2c) F2d) ALL OF THEM

00:1000:0900:0800:0700:0600:0500:0400:0300:0200:0100:00

QUES-130

THE HALOGEN WHICH FORMS LEAST STABLE OXIDE IS :

a) CHLORENEb) FLUORINEc) BROMINEd) IODENE

00:1000:0900:0800:0700:0600:0500:0400:0300:0200:0100:00

QUES-131

STRONGEST OXIDISING AGENT IS :

a) HClO3b) HCO3c) HBrO3d) HBr

00:1000:0900:0800:0700:0600:0500:0400:0300:0200:0100:00

QUES-132

THE COMPOUND USED IN ESTIMATION OF CARBON MONOXIDE IS :

a) Cl2O5b) I2O5c) Br2O5d) Cl2O4

00:1000:0900:0800:0700:0600:0500:0400:0300:0200:0100:00

QUES-133

XENON TRIOXIDE CAN BE PREPARED BY WHICH OF THE FOLLOWING Xe COMPOUNDS:

a) XeF2b) XeF4c) XeF6d) b & c BOTH

00:1000:0900:0800:0700:0600:0500:0400:0300:0200:0100:00

QUES-134

WHICH OF THE FOLLOWING COMPOUND ON HYDROLYSIS PRODUCE O2:

a) XeF2b) XeF4c) XeF6d) a & b BOTH

00:1000:0900:0800:0700:0600:0500:0400:0300:0200:0100:00

QUES-135SF4 MOLECULE GEOMETRY IS :

a) TETRAHEDRALb) SQUAREPLANARc) SEE-SAWd) PYRAMIDAL

00:1000:0900:0800:0700:0600:0500:0400:0300:0200:0100:00

QUES-136

SO2 GAS WHEN PASSED IN LIME WATER :

a) TURNS MILKYb) NO EFFECTc) SO2 BUBBLES OUTd) CURDY WHITE PPT FORMED

00:1000:0900:0800:0700:0600:0500:0400:0300:0200:0100:00

QUES-137

CHLORINE GAS WAS DISCOVERED BY :

a) DAVYb) SCHEELEc) OSWALDd) NONE OF THE ABOVE

00:1000:0900:0800:0700:0600:0500:0400:0300:0200:0100:00

QUES-138

NAME THE PRODUCTS FORMED WHEN A MIXTURE OF SO2 & Cl2 GASES IS DISSOLVED IN WATER AT HIGH PRESSURE :

a) SULPHER & HCLb) SO3 & HCLc) H2SO4 & HCLd) H2SO3 & HCL

00:1000:0900:0800:0700:0600:0500:0400:0300:0200:0100:00

QUES-139

NAME THE PRODUCTS FORMED WHEN Cl2 GASE IS PASSED IN AQUOUS IODINE :

a) HYDROCLORIC ACIDb) HYDROIODIC ACIDc) BOTH a & bd) NONE OF THE ABOVE

00:1000:0900:0800:0700:0600:0500:0400:0300:0200:0100:00

QUES-140

WHICH OF THE FOLLOWING TRANSITION METAL DOES NOT SHOW VARIABLE OXIDATION STATES :

a) Feb) Mic) Scd) Mn

00:1000:0900:0800:0700:0600:0500:0400:0300:0200:0100:00

QUES-141

WHAT DOES THE GRAPH NOT EXPLAIN :

a) M.P. OF T.M. DEPENDS ON NO. OF UNPAIRED d ELECTRON.

b) M-M BONDING IN 5d>4d>3dc) STABALE CONFIGURATION LEADS TO LOW

M.P.d) M.P. INCREASES WITH INCREASING

ATOMIC NUMBER.

00:1000:0900:0800:0700:0600:0500:0400:0300:0200:0100:00

QUES-142

119. EoZn+2 / Zn AND EoNi+2/Ni ARE MORE NEGATIVE THAN REMAINING ELEMENT OF 3d SEREIS. BECAUSE :

a) HIGH H HYDRATION & LOW H IONISATION

b) LOW H INONISATION & HIGH H HYDRATION

c) HIGH H HYDRATION FOR BOTHd) LOW H IONISATION FOR BOTH

00:1000:0900:0800:0700:0600:0500:0400:0300:0200:0100:00

QUES-143

Zr AND Hf HAVE USUALLY SIMILAR CHEMICAL AND PHYSICAL PROPERTIES BECAUSE :

a) THEY BELONG TO SAME GROUPb) THEY BELONG TO SAME d-SERIESc) THEY HAVE SAME ATOMIC & IONE RADIEd) ALL AVOBE

00:1000:0900:0800:0700:0600:0500:0400:0300:0200:0100:00

QUES-144

WHICH OF THE FOLLOWING WILL HAVE LOWER MAGNETIC MOMENT :

a) Feb) Nic) Cod) Zn

00:1000:0900:0800:0700:0600:0500:0400:0300:0200:0100:00

QUES-145

MOST OF THE METAL CARBONYLS ARE FORMED IN ZERO OXIDATION STATE BECAUSE :

a) ELECTRONS OF d ORBITAL ARE AVAILABLE FOR SYNEGRIC BAND.

b) CO IS ATTRACTED BY METAL.c) CO- DOES NOT REACT WITH M+ IONd) ALL ABOVE

00:1000:0900:0800:0700:0600:0500:0400:0300:0200:0100:00

QUES-146

THE SPIN MAGNETIC MOMENT OF Co IN Hg[Co(SCN)4] IS :

a) 3b) 8c) 15d) 24

00:1000:0900:0800:0700:0600:0500:0400:0300:0200:0100:00

QUES-147

APART FROM +3 OXIDATION STATE Eu AND Ce ALSO FORM COMPOUND IN +2 & +4 OXIDATION STATE BECAUSE OF :

a) HALF FILLED & EMPTY f ORBITALb) EMPTY & HALF FILLED f ORBITALc) FULLFILLED f ORBITAL IN BOTHd) HALF FILLED f ORBITAL IN BOTH

00:1000:0900:0800:0700:0600:0500:0400:0300:0200:0100:00

QUES-148

AMONG THE LANTHANIDES THE HIGHEST PARAMAGNETISM IS OBSERVED IN :

a) CERIUMb) LUTETIUMc) NEODYMUIMd) PROMETHIVAM

00:1000:0900:0800:0700:0600:0500:0400:0300:0200:0100:00

QUES-149

WHICH OF THE FOLLOWING IS NOT A CONSITUENT OF HISCHMETAL :

a) IRONb) LANTHANOIDSc) ACTONOIDSd) CALCIUM + ALUMINIUM

00:1000:0900:0800:0700:0600:0500:0400:0300:0200:0100:00

QUES-150

SECONDRY VALANCY OF METAL ION ACCORDING TO WERNER IS :

a) ALL LIGANDS DIRECTLY BOUND TO METAL ION

b) ALL NEUTRAL LIGANDSc) ANIONIC LIGANDSd) LIGANDS WHICH CAN DONATE

ELECTRONS

00:1000:0900:0800:0700:0600:0500:0400:0300:0200:0100:00

QUES-151

THE VALUE OF X IN COMPOUND OF CO(NH3)X Cl3 IN INCREASING OEDER OF MOLAR CONDUCTIVITY WILL BE:

a) 6,5,4b) 4,5,6c) 6,6,6d) 5,6,6

00:1000:0900:0800:0700:0600:0500:0400:0300:0200:0100:00

QUES-152

K2SO4.Al(SO4)3.24H2O IS A:

a) DOUBLE SALTb) COMPLEXc) ALUMd) BOTH a & c

00:1000:0900:0800:0700:0600:0500:0400:0300:0200:0100:00

QUES-153

WHICH OF THE FOLLOWING IS A CHELATE LIGAND:

a) CN-

b) NH2CH2CH2NH2c) NO2d) ALL

00:1000:0900:0800:0700:0600:0500:0400:0300:0200:0100:00

QUES-154

WHICH OF THE FOLLOWING IS NOT A HOMOLEPTIC COMPLEX :

a) [CO(NH3)4.(H2O)Cl]Cl2b) [Ni(CO)4]c) K3[Fe(C2O4)]d) Li[AlH4]

00:1000:0900:0800:0700:0600:0500:0400:0300:0200:0100:00

QUES-155

WHICH OF THE FOLLOWING WILL SHOW GEOMETRICAL IOMERISM :

a) [Ni(CN)4]-2

b) [Ni(CO)4]c) [Ni(Gly)2]2-

d) [Ni(NH3)3Cl]

00:1000:0900:0800:0700:0600:0500:0400:0300:0200:0100:00

QUES-156

WHICH OF THE FOLLOWING WOULD HAVE FAC AND (MER) IXMERS :

a) [CO(NH)3 (H2O)2(OX)]+

b) [CO(H2O)3 Cl3]c) [Cr(NH3)4 en]3+

d) [Cu(NH3)4]2+

00:1000:0900:0800:0700:0600:0500:0400:0300:0200:0100:00

QUES-157

THE SQUARE PLANAR COMPLESEX HAVE METAL IONS WITH CONFIGURATION :

a) d6

b) d0

c) d8

d) d10

00:1000:0900:0800:0700:0600:0500:0400:0300:0200:0100:00

QUES-158

A LOW SPIN COMPLEX IS:

a) [CO(H2O)6]Cl3 b) [Cr(NH3)6]Cl3c) [CO(NH3)6]Cl3 d) [CO.Cl3(H2O)3]

00:1000:0900:0800:0700:0600:0500:0400:0300:0200:0100:00

QUES-159

WHICH OF THE FOLLOWING COMPLEXES MAY HAVE STRUCTURAL ISOMERS:

a) [Fe(NH3)4NO2(SO4)] b) [Fe(NH3)6)] Cl3c) K[Fe(CN)4 (H2O)2]d) NONE OF THE ABOVE

00:1000:0900:0800:0700:0600:0500:0400:0300:0200:0100:00

QUES-160

THE INCREASING ORDER OF CFSE FIELD STABILIZATION ENERGY(CFCE) FOR LIGAND (1) NH3 (2) OH- (3)ETDA (4) ETHYLENE DIAMINE :

a) 1<2<3<4b) 4<1<3<2c) 2<3<1<4d) 2<1<3<1

00:1000:0900:0800:0700:0600:0500:0400:0300:0200:0100:00

QUES-161

FOR THE COMPLEX [NiCl4]2- THE VALUE OF eg ORBITAL AND t2g ORBITAL.:

a) eg > t2gb) t2g > egc) eg < t2gd) NO SPLITTING OF d ORBITAL OCCURES

00:1000:0900:0800:0700:0600:0500:0400:0300:0200:0100:00

QUES-162

THE COLOUR OF COMPLEX COMPOUND DEPENDS ON:

a) STRENGTH OF LIGANDb) NATURE OF METAL IONc) NO. OF UNPAIRED ELECTRONd) ALL ABOVE

00:1000:0900:0800:0700:0600:0500:0400:0300:0200:0100:00

QUES-163

SYNERGIC BOND IS NET FORMED IN [Cr(NH3)6]CL3 BECAUSE:

a) CHROMIUM DOES NOT HAVE FILLED d ORBITAL

b) NH3 DOES NOT HAVE VACANT P ORBITALc) SYNERGIC BAND IS NOT REQUIREDd) ALL OF THE ABOVE