Question

which of the following is not an hydra acid
a)HCl
b)H2S
c) H2SO3
d)HBr​

Answer 1

Answer:

H2SO3

Explanation:

IT CONTAINS OXYGEN

Answer 2

The correct option is c.

• Hydra acid is an acid of hydrogen and other non-metallic elements.
• HCl is made with hydrogen and chlorine so, it is a hydra acid.
• Hydrogen disulfide is made with hydrogen and sulfur so, it is a hydra acid.
• HBr is made with hydrogen and Bromine so, it is a hydra acid.
• $H_2SO_3$ contains oxygen atom thus it is not a hydra acid.