Question

*Concentrated hydrochloric acid reacts with zinc to form ______ gas.*

1️⃣ hydrogen
2️⃣ oxygen
3️⃣ sulphur dioxide
4️⃣ carbon dioxide​

Answer 1

Answer:

hydrogen

Explanation:

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Answer 2

Answer:

Hydrogen gas is produced when dilute hydrochloric acid is added to a reactive metal. Zinc reacting with hydrochloric acid produces bubbles of hydrogen gas.

Explanation:

ans in 1. option

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