State your observation in each of the following cases :
(i) When dilute hydrochloric acid is added to sodium carbonate crystals.

State one appropriate observation for the following: When dilute hydrochloric acid is added to sodium carbonate crystals.

State one appropriate observation for the following: When dilute hydrochloric acid is added to calcium carbonate crystals.

dilute hydrochloric acid is added to zinc hydroxide.

State the observation for each of the following: Dilute hydrochloric acid is added to lead nitrate crystals.

Which of the following metals will not react dilute hydrochloric acid?

State your observations in each of the following: Lead nitrate solution is added to dilute hydrochloric acid.

Write the balanced chemical equation for the following: (1) Action of Hydrochloric acid on sodium bicarbonate. (2) Identify the gas evolved and give the chemical test in each of the following cases : Dilute Hydrochloric acid is added to Copper carbonate.

State your observation in the following case: When excess sodium hydroxide is added to calcium nitrate solution.

State one appropriate observation for each of the following: A few drops of dilute hydrochloric acid are added to silver nitrate solution, followed by addition of ammonium hydroxide solution.

Name the gas evolved in each of the following cases : Action of dilute sulphuric acid on sodium carbonate.