Question

The following is not an example of oxyacids of sulphur

• A. $H_{2}SO_{3}$
• B. $H_{2}S_{2}O_{3}$
• C. $H_{2}SO_{4}$
• D. $SO_{3}$

Answer 1

Answer: (D)

$SO_{3}$

Answer 2

Oxyacids are the compounds which contains hydrogen and oxygen along with main element.
So, $H _{2} SO _{3}, H _{2} S _{2} O _{3}, H _{2} SO _{4}$ are the oxyacids of sulphur while $SO _{3}$ is the oxide of sulphur.