Question

what do you mean by brisk effervescence?

Are hydrogen and co2, both odourless and colourless gas?

which gas shows brisk effervescence?

Answer 1

Brisk effervescence” means the evolution of gases quickly from a solution. Effervescence literally means bubbles in a liquid or “fizzing” of a bubble out of a solution. ... Brisk Effervescence is the rapid evolution of gas during a chemical reaction.

..yes both Are odourless and colourless gas.


Carbon dioxide gas shows brisk effervescence