Question

Identify the gas evolved in each of the following cases
(i) A colorless gas liberated on decomposition of nitric acid.
(ii) Water is added to calcium carbide
(111) Dilute hydrochloric acid is added to Zinc sulphide
(iv) Dilute nitric acid is added to copper.​

Answer 1

Answer:

A colorsless gas librated on decomposition of nitric acid

Answer 2

1. No2 and O2

1. No2 and O22.Acetylene gas

1. No2 and O22.Acetylene gas 3.Hydrogen sulphide

1. No2 and O22.Acetylene gas 3.Hydrogen sulphide4. Nitrogen dioxide

Khushi here✔️✌