Q. H_{3}PO_{3} is
A) A dibasic acid
B) A tribasic acid
C) Monobasic
D) Neutral
Explanation
(a)
The structure of phosphorous acid H_{3}PO_{3} is as follows
[image:7_image14.emf]
As it has two —groups, hence it shows dibasic character
Reviewed by Dr. Abubacker
Physics Educator & NEET/JEE Specialist
Ph.D. in Physics with 19+ years of teaching experience.