Chemistry
Fill in the blanks –
Potassium sulphite on reacting with hydrochloric acid, releases …………… gas. [Cl2, SO2, H2S]
Related Questions
Identify the substance underlined – A solid formed by the reaction of two gases, one of which is acidic and the other basic in nature.
State one relevant observation – Action of dilute hydrochloric acid on iron [II] sulphide.
Identify the gas evolved and give the chemical test when dilute hydrochloric acid reacts with :
(i) Sodium sulphite.
(ii) Iron [II] sulphide.
State your observations when dilute hydrochloric acid is added to :
(i) Lead nitrate soln. and the mixture is heated.
(ii) Copper carbonate.
(iii) Sodium thiosulphate.