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Unit-Test Subject Duration Class Marks

8 Chemistry 1.5 hr XII

1 Marks

1. !or an amine "#$%& 'rite an e()ression to in*icate its basic stren+th ,1

%. i/e one use o0 uaternary ammonium salts. ,1

2. i/e one e(am)le o0 $o3mann 4 romami*e reaction ,1

. Distin+uish bet'een ethylamine an* aniline. ,1

5. The IU67C name o0 secon*ary amine ha/in+ lo'est molecular mass is .

,1

9. i/e an e(am)le o0 *ia:oti:ation ,1

;. <hat is *enature* alcohol=

8.Mention t'o im)ortant uses o0 methanol.

>. ?()lain the 0ollo'in+ +i/in+ one e(am)le. !rie*el-Cra0ts acetylation o0 anisole

1@. Illustrate the 0ollo'in+ reaction by +i/in+ a chemical euation.<illiamsonAssynthesis.

1%. 6henyl methyl ether reacts 'ith $I to +i/e )henol an* methyl io*i*e an* not

io*i*e ben:ene an* methyl alcohol. <hy=

12.i/e chemical tests to *istin+uish bet'een )henol an* ben:oic aci*.

1. Illustrate the 0ollo'in+ reaction +i/in+ a suitable e(am)leB Decarbo(ylation.

15.Dra' the structure o0 the 0ollo'in+ com)oun*. $e(ane-1& 9-*ioic aci*.

19.Illustrate the 0ollo'in+ name reaction +i/in+ suitable e(am)le $ell-olhar*-

Eelinsky reaction.

1;.$o' 'oul* you com)lete the 0ollo'in+ obser/ation= <rite the com)leteeuation. en:oic aci* to m-nitroben:yl alcohol.

18.<rite the structure o0 %-F%-chloro)henylG-1-io*ooctane.

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1>.<rite the structure o0 the 0ollo'in+ com)oun* 1-bromo--sec butyl-%-methylben:ene.

%@.<rite the structure o0 the 0ollo'in+ or+anic com)oun* %-chloro-2-methyl)entane.

%1.<hich 'ill react 0aster in S#% *is)lacement& 1-bromo)entane or %-bromo)entane an* 'hy=

%%.<rite the structure o0 the 0ollo'in+ com)oun* 2-F-chloro)henylG-%-methyl)ro)ane.

% marks

1. <rite the structure o0 %-F%-chloro)henylG-1-io*ooctane.%. <rite the structure o0 the 0ollo'in+ com)oun* 1-bromo--sec butyl-%-methyl

ben:ene.2. <rite the structure o0 the 0ollo'in+ or+anic com)oun* %-chloro-2-

methyl)entane.. <hich 'ill react 0aster in S#% *is)lacement& 1-bromo)entane or %-

bromo)entane an* 'hy=5. <rite the structure o0 the 0ollo'in+ com)oun* 2-F-chloro)henylG-%-methyl

)ro)ane.9. ?()lain the mechanism o0 a** catalyse* hy*ration o0 an alkene to 0orm

corres)on*in+ alcohol.;. $o' 'oul* you obtain

FiG )icric aci* 0rom )henol=FiiG %-methyl )ro)anol 0rom %-methyl )ro)ene=8. 7ccount 0or the 0ollo'in+FiG 6ro)anol has hi+her boilin+ )oint than butane.FiiG Hrtho-nitro)henol is more aci*ic than ortho-metho(y )henolFiiiG ?()lain the mechanism o0 a nucleo)hilic attack on the carbonyl +rou) o0

an al*ehy*e or a ketone.Fi/G 7lthou+h )heno(i*e ion has more number o0 resonatin+ structures than

carbo(ylate ion& carbo(ylic aci* is a stron+er aci* than )henol. i/e t'oreasons.

>. $o' 'ill you carry out the 0ollo'in+ con/ersions=FiG 7cetylene to acetic aci*

FiiG Toluene to m-nitroben:oic 7ci*

1@.It is *icult to )re)are )ure amines by ammonolysis o0 alkylhali*es. ,%

11. 7mines ha/e hi+her boilin+ )oints than hy*rocarbons o0 similar molecular

mass.,%

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