Question

Mention the precaution to be taken in the experiment to show that hydrogen gas is evolved when metals react with acids mention experiment - tal procedure

Answer 1

Answer:

here is the answer

Explanation:

Step 1: Take a few grams of zinc granules and place them in a 500 mL flask.

Step 2: With the help of a thistle funnel, add dilute hydrochloric acid to the zinc granules. ...

Step 3: Hydrogen gas will be automatically collected with the help of a delivery tube via the downward displacement of water.

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