The statement that is NOT correct is: | vedclass

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Question

(B) The correct statement is that phosphorous acid $(H_{3}PO_{3})$ on heating disproportionates to give orthophosphoric acid $(H_{3}PO_{4})$ and phosp

Vedclass · Accepted Answer

Phosphorous acid on heating disproportionates to give metaphosphoric acid and phosphine.

Vedclass · Answer

(B) The correct statement is that phosphorous acid $(H_{3}PO_{3})$ on heating disproportionates to give orthophosphoric acid $(H_{3}PO_{4})$ and phosphine $(PH_{3})$.$4H_{3}PO_{3} \xrightarrow{\Delta} 3H_{3}PO_{4} + PH_{3}$.Therefore,the statement in option $B$ is incorrect because it mentions metaphosphoric acid instead of orthophosphoric acid.

The statement that is $NOT$ correct is:

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