Question

The odour of SO2 gas is
a. Pungent
b. Odourless
c. Sweet smelling
d.Foulsmelling​

Answer 1

Answer:

Sulfur dioxide is a colorless gas with a pungent odor. It is a liquid when under pressure, and it dissolves in water very easily. Sulfur dioxide in the air comes mainly from activities such as the burning of coal and oil at power plants or from copper smelting.