Question

On reaction with hot conc. H₂SO₄, which one of
the following compounds loses a molecule of water ?
(a) CH₃COCH₃ (b) CH₃COOH
(c) CH₃OCH₃ (d) CH₃CH₂OH

Answer 1

Answer:

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Answer 2

(d) CH₃CH₂OH

Explanation:

Ethanol can be dehydrated to give ethene by heating it with an excess of concentrated sulphuric acid at 170 degrees Celcius. The acid catalysts normally used in alcohol dehydration is concentrated sulphuric acid which results in alkene.

C2H5OH + Conc. H2SO4 ---> C2H4 + H2O

Option D is the answer.