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Dehydration Reaction

What is the n...

Question

What is the number of carbon- carbon bonds in the compound formed when concentrated $H_{2} S O_{4}$ dehydrates ethanol?

A

1

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B

2

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C

3

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Solution

The correct option is B 2
Heating ethanol with hot concentrated sulphuric acid, results in the dehydration (removal of water) of ethanol to give ethene.

Therefore, the number of C-C bonds in ethene is 2.

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