Question

ving Questions :
How the Hydrogen gas is tested which is evolved from a chemical reaction?​

Answer 1

Pop test is a common test which is used to check whether the gas evolved from the particular reaction is hydrogen. When any paper is burnt near the hydrogen gas, it produces pop sound which is quite audible. Moreover, it gives pungent and irritating smell when evolved.

Answer 2

Answer:-

When a burning matchstick is brought close to the mouth of the test tube, the gas burns with a pop sound . This confirms the gas present in hydrogen..

Hope it helps..