Question

explain the preparation of hydrogen by laboratory methods​

Answer 1

Answer:

Procedure for the Laboratory Preparation of Hydrogen Gas

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. ... This can be explained by the fact that hydrogen gas is lighter than water.

Answer 2

Preparation of Hydrogen GasStep 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. ... This can be explained by the fact that hydrogen gas is lighter than water.

Explanation:

hope it will help you ✌