Question

Iqbal, treated a lustrous, divalent element M with sodium hydroxide. He observed the formation of bubbles in the reaction mixture. He made the same observation when this element was treated with hydrochloric acid. Suggest how can he identify the produced gas. Find the element M. Write a chemical equation for both the reaction.

Answer 1

Answer:

With

Explanation:

The divalent element M is Zn.

The produced gas can be identified by bringing a burning splinter near the gas (mouth of the reaction vessel). The gas burns with a pop sound, hence it is hydrogen gas.

NOTE-- THE EQUATIONS ARE IN THE ATTACHMENT

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