Question

(3) State the property of sulphuric acid involved in the following reactions:
(a) Conc. sulphuric acid is used to convert ethanol to ethene.
(b) Dilute sulphuric acid is added to Sodium hydroxide.
(c) Concentrated sulphuric acid is added to coke.
(d) In the preparation of nitric acid.
(e) Sugar turns black in its presence.
(f) Reaction on copper to form copper sulphate, water and sulphur dioxide
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Answer 1

Answer:

Sulphuric acid act as dehydrating agent.