Question

1. When lead acetate solution is added to potassium
iodide solution, a precipitate is formed which is


(a) Red
(c) White
(b) Yellow
(d) Black

2. When sodium carbonate reacts with dilute
hydrochloric acid, the gas evolved is
(a) Carbon-dioxide
(b) Nitrogen
(c) Oxygen
(d) Hydrogen​

Answer 1

1. yellow color precipitate is formed.

2.carbon dioxide

Answer 2

Answer:

Explanation:

1.Yellow

2.CO2