Question

Outline the preparation of hydrogen in the laboratory

Answer 1

Answer:

Hydrogen is prepared in the laboratory by the action of the dilute hydrochloric acid or dilute sulphuric acid on granulated zinc.

• Uses of Granulated Zinc.
• Reaction
• Collection :Hydrogen gas is collected by downward displacement of water.

Explanation:

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Answer 2

Answer:

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Explanation:

Hydrogen is prepared in the laboratory by the action of the dilute hydrochloric acid or dilute sulphuric acid on granulated zinc.

1) Use of Granulated Zinc.

2) Reaction:

3) Collection of Gas: Hydrogen gas is collected by downward displacement of water.

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