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When magnesium (mg) metal is placed in hydrochloric acid (hcl), it forms magnesium chloride (mgcl2) and a gas. what gas is formed in this reaction?

When magnesium (mg) metal is placed in hydrochloric acid (hcl), it forms magnesium chloride (mgcl2) and a gas. what gas is formed in this reaction?
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2 votes
When magnesium (mg) metal is placed in hydrochloric acid (hcl), it forms magnesium chloride (mgcl2) and a gas. what gas is formed in this reaction?

User Reuben Mallaby
by
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2 Answers

5 votes
hydrogen gas is formed.

acid + metal = salt + hydrogen
User Katy Levinson
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7.8k points
4 votes
Magnesium in hydrochloric acid forms H2 (hydrogen) gas according to the balanced chemical equation:
Mg + 2HCl→H2 + MgCl2
User HamSh
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7.9k points
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