Q

When sulphuric acid is poured over zinc, which of the following gases is formed?

JE CBT-1, 2-Jun-19 S-1 2019
✓ Answer: A Hydrogen
When sulphuric acid is poured over zinc, hydrogen gas is produced. The chemical reaction involved is: Zn + H2SO4 → ZnSO4 + H2. This is an example of a single displacement reaction where zinc displaces hydrogen from sulphuric acid.
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