CBSE Class 12 Chemistry 2017 Delhi Set 1 Solved Paper

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Question : 18
Total: 26
Write structures of compounds A,B and C in each of the following reaction:
(i) C6H5Br
Mg dry ether
A
(a) CO2(g)
(b) H3O+
B
PCl3
C

(ii) CH3CN
(a)SnCl2HCl
(b) H3O+
A
dil. NaOH
B
C

OR
Do the following conversions in not more than two steps:
(i) Benzoic acid to benzaldehyde
(ii) Ethyl benzene to benzoic acid
(iii) Propanone to propene
Solution:  
OR
(iii)
CH3
O
C
CH3
Propanone
LiAlH4
CH3
OH
|
CH
CH3
H2SO4
CH3CH=CH2
Propene
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