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Chemistry WarmUps.notebook

1

November 04, 2015

SC20F WarmUp (Sept 14)

Determine the number of protons, electrons and neutrons in Sulphur.

Draw a Bohr diagram for sulphur

What family is sulphur in?

How could sulphur fill its valence shell?


2

November 04, 2015

WarmUp (Sept 15)1. Draw the bohr diagram for the following atoms:

a) Fluorine b) Beryllium

2. Draw the lewis dot diagram for the following atoms:


3. State whether the following would gain or lose electrons:



3

November 04, 2015

WarmUp (Sept 16)1. Complete the table:

Element Draw the Lewis Dot Diagram

Will it Gain or Lose Electrons?

How many electrons will it gain or lose?

What will the charge be?

Sodium

Calcium

Boron

Phosphorus

Oxygen

Iodine


4

November 04, 2015

WarmUp (Sept 17)

1. What noble gas will each of the following ions have the same electron arrangement as?

a) Sr2+ b) Sb3 c) B3+ d) Li+

2. Identify the following as atoms or ions. State how many electrons were gained or lost (or none)

Symbol Atom or Ion? Amount of electrons gained or lost (or none)

AgAg+

As3

Pb4+


5

November 04, 2015

Bond Type Is a Bond Between what kinds of elements? Are electrons shared or Transferred?

Ionic

Covalent

WarmUp (Sept 21)1. Fill in the table

2. Identify the following as ionic or covalent bonds:

CaCl2 S2O3

CO PbCl4H2O CH4

NaCl C2H5OH

Na2O NO3

LiF S8HBr Fe2O3


6

November 04, 2015

Warmup (Sept 22)

Identify the following as ionic or covalent. Use lewis dot diagrams to show how they will bond

a) Mg + I

b) P + Cl


7

November 04, 2015

Warmup (Sept 23)1. Identify the following as ionic or covalent:

a) HCl b) NH3 c) NaH d) H2O e) H2S

2. Use lewis diagrams to show the bonding of the following:

a) Mg + O

b) NH3


8

November 04, 2015

Warmup (sept 24)

State the noble gas that the following ions will have the same electron arrangement as:

a) Li+ has the same arrangement as ______________.

b) F has the same arrangement as _____________.

c) Ca2+ has the same arrangement as ______________.

d) S2 has the same arrangement as ______________.

e) Br has the same arrangement as _______________.

f) Rb+ has the same arrangement as ______________.

g) Mg2+ has the same arrangement as _____________.

h) N3 has the same arrangement as ______________.

i) Al3+ has the same arrangement as _______________.


9

November 04, 2015

Warmup (sept 28)1. Determine if the following compounds are ionic or covalent, then name them:

a) N2O7 b) Mg2N3 c) CO

d) MgBr2 e) HCl f) BF3

2. Determine if the following compounds are ionic or covalent, then write the formula:

a) Sodium Sulphide b) Dihydrogen monoxide c) Magnesium iodide

d) Sodium oxide e) Carbon tetrafluoride f) Disulphur dioxide


10

November 04, 2015

WarmUp (sept 29)

1. Write the name for the following:

a) PCl3 b) Mg3P2 c) NO3

2. Write the formula for the following:

a) Aluminum chloride

b) Tetranitrogen heptoxide

c) Strontium nitride


11

November 04, 2015

Warmup (sept 30)

1. Give the formula for the following:

a. Copper (II) sulphide b. Lead (II) fluoride

c. Tin (IV) nitride d. Chromium (III) chloride

2. Give the name, using the Stock System, for the following:

a. CuO b. MnO2

c. PbI4 d. Cu2O


12

November 04, 2015

1. Name the following Chemicals:

a) CF4 b) MgF2

c) Fe2O3 d) NO3

2. Write the formula for the following Chemicals:

a) Dinitrogen pentoxide b) Gold (III) oxide

c) Stronum nitride d) Copper (I) sulphide

Warmup (Oct 1)


13

November 04, 2015

Nitrogen ________ Aluminum __________

Lead (IV) sulphite__________ Aluminum acetate_______

Magnesium hydroxide__________ Zinc carbonate __________

WarmUp (Oct 5)

Sn(OH)2 _______________ CuMnO4 _______________

O2 _______________ Cu(HCO3)2 _______________

Ba(HCO3)2 _______________ K2CrO4 _______________


14

November 04, 2015

Iodine ________ Iron __________

Lead (IV) oxide __________ Aluminum chloride_______

WarmUp (Oct 6)

Sn(OH)2 _______________ FeMnO4 _______________

F2 _______________ Mg3N2 _______________


15

November 04, 2015

1. Name the following Chemicals:

a) NH3 b) CaCl2

c) PbO2 d) NS3

2. Balance the following reacons:

Si + S8 à Si2S4

Li2O + H2O à LiOH

Ca + AlCl3 à CaCl2 + Al

Warmup (Oct 7)


16

November 04, 2015

WarmUp (Oct 8)

Balance the following reactions:

______Al + ______O2 à ______Al2O3

______CH4 + ______O2 à ______CO2 + ______H2O

______KCl + ______Pb(NO3)2 à ______KNO3 + ______PbCl2


17

November 04, 2015

Rewrite the following reactions. Balance them and state the Type of reaction.

CH4 + O2 à CO2 + H2O

NaCl à Cl2 + Na

AgCl + Al2O3 à Ag2O + AlCl3

Al + Na2O à Al2O3 + Na

K + O2 à K2O

Warmup (oct 13)


18

November 04, 2015

WarmUp (Oct 14)

1. iron (III) oxide + carbon à iron + carbon monoxide

___________ _____ ____ ______________

2. Magnesium nitride + calcium iodide à calcium nitride + magnesium iodide

_______________ ___________ ___________ ______________

Write and balance the following reactions:


19

November 04, 2015

WarmUp (Oct 15)

1. Lead (II) chloride + sodium à Lead + sodium chloride

2. Methane (CH4) + oxygen gas à carbon dioxide + water

Idenfy the type of reacon for each of the above.



20

November 04, 2015

WarmUp (Oct 2)

1. chromium(III) sulphide + sodium chloride à sodium sulphide + chromium(III) chloride

2. Potassium + oxygen gas à potassium oxide

Idenfy the type of reacon for each of the above.



21

November 04, 2015

Warmup (oct 19)

1. Fill in the table with respect to acids and bases:

Property Acids Bases

Taste

pH

Contains what ion?

Caustic or corrosive?

phenolphthalein colour?

2. Identify the following pH values as Acidic, Basic or Neutral:

a) 3.7 b) 6.9 c) 7.0 d) 7.1 e) 8.5


22

November 04, 2015

Warmup (oct 20)

1. Identify whether the following are acidic, basic or neutral:

a) Tap water pH = 5.5 d) pure water pH = 7

b) Saliva pH = 6.9 e) milk pH = 7.1

c) Seawater pH = 8.1 f) Pepsi pH = 4.1

2. Bleach has a pH = 13, baking soda has a pH = 9. How many times more basic is bleach than baking soda?

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