Question

Name the gas evolved in each of the following cases :
1) Copper carbonate is heated strongly.
2)Action of dilute hydrochloric acid on sodium sulphate.
3)Nitrogen combines with hydrogen.
4)Action of dilute sulphuric acid on sodium carbonate.
5)Addition of sodium to cold water.

Answer 1

1. Carbon dioxide
2. Hydrogen(H2)
3.NH3
4.C02
5.H2

PLS MARK AS BRAINLIEST

Answer 2

Answer:

carbon dioxide

hydrogen

NH3

CO2

H2