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Elimination Reaction

is the gas fo...

Question

___ is the gas formed when ethanol is treated with hot concentrated sulphuric acid.

A

Oxygen

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B

Hydrogen

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C

Methane

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D

Ethene

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Solution

The correct option is D Ethene
Heating ethanol with hot concentrated sulphuric acid, results in the dehydration (removal of water) of ethanol to give ethene. Ethene is the gas asked in the question as the other product is water which dilutes the sulphuric acid solution.

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