Chemistryeasy · Past Paper
Which gas is evolved when an acid reacts with a metal?
AOxygen
BCarbon dioxide
CHydrogen
DNitrogen
✓ Correct Answer: C — Hydrogen
Acids react with active metals to produce a salt and hydrogen gas.
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✓ Correct Answer: C — Hydrogen
Acids react with active metals to produce a salt and hydrogen gas.
Share this question