pBlock ElementsII 1 Question 69
Fill in the Blanks
64. The basicity of phosphorus acid $\left(\mathrm{H} _{3} \mathrm{PO} _{3}\right)$ is ______.
(1990, 1M)
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Answer:
Correct Answer: 64. (Two)
Solution:
- $\mathrm{H} _{3} \mathrm{PO} _{3}\left[\mathrm{O}=\mathrm{PH}(\mathrm{OH}) _{2}\right]$ is a dibasic acid.
BETA
