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0@ZFB_ @GJ GQOIAC

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@ZFB_

Znfbsfg's @tfbco Bfjai 4 @oofrjcge tf tncs bfjai, g tfb ofgscsts fk pfsctcvaiy on`reaj spnara

cg wncon agtcra b`ss & pfsctcva on`rea fk tna tfb cs ugckfrbiy jcstrchutaj. Cgscja tncs spnara, tna aiaotrfgs

`ra abhajjaj icma saajs cg w`targaifg fr icma piubs cg pujjcge. Zna gubhar fk aiaotrfgs cs suon

tn`t tnacr gae`tcva on`rea cs aqu`i tf pfsctcva on`rea. Znus, tfbs cs aiaotrco`iiy gautr`i.

+

+++

+

Icbct`tcfgs fk Znfbsfg's Bfjai 4 (c) Ofuij gft axpi`cg tna frcecg fk spaotr`i sarcas fk nyjrfeag &

ftnar tfbs. (cc) Ofuij gft axpi`cg i`rea geia so`ttarcge fk `- p`rtcoias fhsarvaj hy Xutnarkfrj.

Xutnarkfrj's -so`ttarcge axparcbagt 4 @g `- p`rtcoia cs Na guoiaus ofgt`cgcge 8 prftfgs & 8gautrfgs. Ct n`s : ugcts fk b`ss & 8 ugcts fk pfsctcva on`rea. B`gy r`jcf`otcva aiabagts abct `-

p`rtcoias.

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q

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fk tncomgass 0

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0. @g tfb ofgscsts fk sb`ii gj b`sscva oagtr`i ofra cg wncon tna agtcra pfsctcva on`rea gj ibfst tna

wnfia b`ss ra ofgoagtr`taj. Zncs ofra cs o`iiaj sbuoiaus.

8. Zna scza fk tna guoiaus cs vary sb`ii s ofbp`raj tf tna scza fk tfb.

?. Zna guoiaus cs surrfugjaj hy gubhar fk aiaotrfgs sf tn`t tnacr tft`i gae`tcva on`rea cs aqu`i tf tna

tft`i pfsctcva on`rea gj tna tfb cs aiaotrco`iiy gautr`i.

:. Zna aiaotrfgs ravfiva rfugj tna guoiaus cg v`rcfus frhcts. Zna oagtrcpat i kfroa raqucraj kfr tnacr ravfiutcfg

cs prfvcjaj hy tna aiaotrfst`tco ttr`otcfg hatwaag tna aiaotrfgs gj tna guoaiius.

Jr`wh`oms fk Xutnarkfrj's bfjai fk @tfb 4

0. Ct k`ciaj tf axpi`cg tna st`hcicty fk tna tfb. Zna aiaotrfgs ravfivcge rfugj tna guoiaus ra `ooaiar`taj

tfw`rjs tna guoaius fk tna tfb. @gy on`reaj p`rtcoia wncia ooaiar`tcge fra rat`rjcge ifsas agarey

tnrfuen aiaotrfb`egatco r`jc`tcfgs. @s ` rasuit, tna r`jcus fk tna p`tn fk tna aiaotrfg snfuij ef fg

jaora`scge gj uitcb`taiy ct snfuij k`ii cgtf tna guoiaus hy kfiifwcge spcr`i p`tn. Hut, cg k`ot, ct gavar

n`ppags. Ct ofgtr`jcots tna st`hcicty fk b`ttar.

8. Ct k`ciaj tf axpi`cg tna spaotrub fk g tfb. @s aiaotrfg o`g ravfiva rfugj guoiaus cg ocroui`r frhcts

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nyjrfeag tfb n`s icga spaotrub cgsta`j fk ofgtcgufus spaotrub, wncon Xutnarkfrj's bfjai ofuij gft

axpi cg.

Hfnr's Bfjai fk Nyjrfeag @tfb 4

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guoiaus. Ck b cs tna b`ss fk aiaotrfg bfvcge wctn vaifocty v cg ocroui`r frhct fk r`jcus r, tnag tna

gaoass`ry oagtrcpat`i kfroa ck K 2r

bv8

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8/10/2019 8_ ATOMS AND NUCLEI.pdf

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: @ZFB_ @GJ GQOIAC

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(h) [aifocty fk aiaotrfg cg Hfnr's s`tcfg`ry frhct 4 Ua n`va,

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Frcecg fk spaotr`i icgas 4

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0tn) frhct `gj a

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_uhstctutcge g 2 0, 8, ?............ wa eat tna agarecas fk aiaotrfgs cg v`rcfus st`tcfg`ry frhcts s 4

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