The correct IUPAC name of the following compound is :

Compound(s) which will liberate carbon dioxide with sodium bicarbonate solution is/are:

(A)	(B)	(C)

1. B only

2. C only

3. B and C only

4. A and B only

The major product of the following chemical reaction is :

   \( \mathrm{CH}_3 \mathrm{CH}_2 \mathrm{CN} \xrightarrow[\text { (3) } \mathrm{Pd} / \mathrm{BaSO}_4, \mathrm{H}_2]{\text { (1) } \mathrm{H}_3 \mathrm{O}^{+},\Delta ~~(2) \mathrm{SOCl}_2} ?\)$$

Consider the following chemical reaction,

 $\mathrm{CH}\equiv \mathrm{CH}\underset{\left(2\right) \mathrm{CO}, \mathrm{HCl}, {\mathrm{AlCl}}_3}{\overset{(1)\mathrm{RedhotFetube}, 873\mathrm{K}}{\to }} \mathrm{Product}$

The number of sp² hybridized carbon atom(s) present in the product is:

1. 6

2. 7

3. 8

4. 5

The correct order of acid character of the following compounds is: 

(I)	(II)	(III)	(IV)

What is 'X' in the given reaction?



1. 
2. 
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