Question

________ indicates the presence of hydrogen. a) Colour change b) Pop Sound c) odour change d) Temperature change​

Answer 1

Answer:

pop sound indicates hydrogen

Answer 2

Answer:

b) pop sound

Explanation:

by using burning splint test , which is most commonly used for checking the presence of hydrogen. if we bring a burning candle near the gas and if it distinguishes giving a pop sound, it means that gas is hydrogen.