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A compound X when passed through dil. H(...

A compound X when passed through dil. `H_(2)SO_(4)` containing `HgSO_(4)` gives a compound Y which on reaction with HI and red phosphorus gives `C_(2)H_(6)`. The compound X is

A

ethene

B

ethyne

C

2-butene

D

2-butyne

Text Solution

Verified by Experts

The correct Answer is:
B
`Xunderset(HgSO_(4))overset(Dil.H_(2)SO_(4))rarrYunderset(HI)overset("Red P")rarr CH_(3)-CH_(3)`
Clearly, Y is `CH_(3)-CHO` and X is `CH=CH`.
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