NEET UG CHEMISTRY MCQ: P-BLOCK ELEMENTS

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Which of the following oxy-acids of phosphorus is a reducing agent and monobasic?

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Correct option: A

{\mathrm{H}_\mathrm{3}}\mathrm{P}{\mathrm{O}_\mathrm{2}}

Option A is correct because

{\mathrm{H}_\mathrm{3}}\mathrm{P}{\mathrm{O}_\mathrm{2}}

(Hypophosphorous acid) is a reducing agent due to the presence of two P-H bonds and is monobasic because it has one ionizable hydrogen.

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