Question

Ethanol reacts with thionyl chloride to give ethyl chloride and : 

(a) SO₃, HCl 

(b) SO_3, Cl₂ 

(c) SO₂, HCl 

(d) S, SO₂

Answer 1

Correct option (c) SO₂, HCl

Explanation:

Ethanol reacts with thionyl chloride to give ethyl chloride, sulphur dioxide, and hydrogenchloride gas.

this is the best method for the preparation of alkyl chloride because SO₂ and HCl gases are removed leaving behind pure R-Cl.