Question

3. Give a chemical test to
gases.
(a) H, and CO2​

Answer 1

Answer:

Hydrogen

A lighted wooden splint makes a popping sound in a test tube of hydrogen.

Carbon dioxide

Carbon dioxide turns limewater milky. A lighted wooden splint goes out in a test tube of carbon dioxide but this happens with other gases, too. So the limewater test is a better choice.

Explanation:

please mark me as brainliest