Balance equations for the following reactions :
An addition reaction of ethyne with hydrogen in presence of catalyst gives :

C H_{2} = C H_{2}

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C_{2} H_{6}

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C_{3} H_{8}

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both A and B

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Solution

The correct option is D both A and B
Ethyne undergoes catalytic hydrogenation which is an addition reaction , to form ethene which on further addition forms ethane.
$C H \equiv C H H_{2} - ---- \to N i, 150^{\circ} C C H_{2} = C H_{2} H_{2} - ---- \to N i, 150^{\circ} C C_{2} H_{6}$

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Similar questions

A, B

C

Which of the following will give addition reactions and why ?
$C_{4} H_{10}, C_{2} H_{6}, C_{2} H_{4}, C H_{4}, C_{3} H_{8}, C_{3} H_{4}$

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

C H_{2} ∣ O H - C H ∣ O H - C H_{2} ∣ O H

B r_{2}

C S_{2}

C_{2} H_{6}, C_{3} H_{8}, C_{3} H_{6}, C_{2} H_{2} and C H_{4} .

C_{2} H_{6}, C_{3} H_{8}, C_{3} H_{6}, C_{2} H_{2}

C H_{4}

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