#4 | Solved Problems: 2 on Addition Reaction
(Chemistry) > Reaction Mechanism - Organic Chemistry

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Which step is chain propagation step in the following mechanism?

(i) Cl2hνCl+Cl
(ii) Cl+ CH4CH3+ HCl
(iii)Cl+ClCl2
(iv)CH3+ HClCH3Cl

1. (i)

2. (ii)

3. (iii)

4.  (iv)

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The formation of cyanohydrin from a ketone is an example of:

(1) electrophilic addition

(2) nucleophilic addition

(3) nucleophilic substitution

(4) electrophilic substitution

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Trichloroacetaldehyde, CCl3CHO reacts with chlorobenzene in the presence of sulphuric acid and produces:
 
1. 2.
3. 4.

 

AIPMT - 2009
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In the given reaction,

[X] will be:

(1) 

(2) 

(3) 

(4) 

 81%
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Which compound is least reactive for nucleophilic addition reaction?

(1) C6H5CHO

(2) C6H5-C||O-CH3

(3) C6H5-C||O-C6H5

(4) CH3-C||O-CH3

 60%
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