What is the product when acetylene reacts with HCN :

C H_{2} = C H - N C

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C H_{2} = C H - C N

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C H_{2} = C H - C l 2

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C H_{2} = C H - N O 2

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Solution

The correct option is B $C H_{2} = C H - C N$
Reaction: $C H \equiv C H + H C N \to C H_{2} = C H - C N$

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Similar questions

Q. Complete table.

Chemical reaction	Product	$I U P A C$ name of the product
$C H_{2} = C H_{2} + C l_{2}$	........	........
$C H_{2} = C H_{2} + H C l$	..........	.........
$C H_{3} - C h = C H_{2} + H_{2}$	..........	..........
$C H_{3} - C H = C H - C H_{3} + H B r$	...........	........

The IUPAC name of $N C - C H_{2} - C H | C N - C H_{2} - C N$ is?

Which are free radical reactions

$I . C H_{3} - C H = C H_{2} + H B r P e r o x i d e - ---- \to C H_{3} - C H_{2} - C H_{2} B r I I . C H_{3} - C H = C H_{2} + H B r \to C H_{3} - C H B r - C H_{3} I I I . C H_{3} - C H = C H_{2} + C l_{2} \to C l C H_{2} - C H = C H_{2} I V . C H_{3} - C H_{3} + C l_{2} \to C l C H_{2} - C H_{3}$

Q. Arrange the following in increasing order of stability on the basis of resonance.
(i)

C H_{2} = C H - C H = C H - + C H_{2}

(ii)

C H_{2} = C H - + C H - C H = C H_{2}

(iii)

C H_{2} = C H - + C H - - C H - + C H_{2}

(iv)

+ C H_{2} - C H = C H - - C H - + C H_{2}

Q. Which will undergo reaction with ammonical

A g N O_{3}

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What is the product when acetylene reacts with HCN :

The correct option is B CH2=CH−CNReaction: CH≡CH+HCN→CH2=CH−CN

The correct option is B $C H_{2} = C H - C N$
Reaction: $C H \equiv C H + H C N \to C H_{2} = C H - C N$