STANDARDChemistry-Inorganic Chemistry
STANDARD Chemistry Oxoacids of Phosphorus MCQ Question
Type: MCQ-conceptual-Medium
Which of the following oxoacids of phosphorus is a reducing agent and a monobasic acid as well?
A
H₄P₂O₅
B
HPO₃
C
H₃PO₃
D
H₃PO₂
Correct Answer
Option D
Detailed Explanation
Acids which contain P-H bonds have strong reducing properties. Hypophosphorus acid (H₃PO₂) is a good reducing agent as it contains two P–H bonds. It has one P–OH bond, so it is monobasic.
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