Question

give example chemical reaction showing evolution of gas

Answer 1

HEYA ❣️

EXAMPLE OF EVOLUTION OF GAS :

H2SO4+Zn→ZnSO4+H2↑

Answer 2

Answer:

example of evolution of gas....

when , zinc granules react with dilute sulphuric acid , then bubbles of hydrogen gas are produced. so , the chemical reaction between zinc and dilute sulphuric acid is characterized by the evolution of gas...

Zn + H2SO4 ........ZnSO4 + H2...