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p-Block Elements – II — Chemistry STD 12 — Question

Tamilnadu BoardEnglish MediumSTD 12Chemistryp-Block Elements – II1 Mark
MCQ
$P_4O_6$ reacts with cold water to give _______
  • ✓
    $ \mathrm{H}_3 \mathrm{PO}_3 $
  • B
    $ \mathrm{H}_4 \mathrm{P}_2 \mathrm{O}_7 $
  • C
    $ \mathrm{HPO}_3 $
  • D
    $ \mathrm{H}_3 \mathrm{PO}_4 $
✓

Answer

Correct option: A.
$ \mathrm{H}_3 \mathrm{PO}_3 $
$ \mathrm{H}_3 \mathrm{PO}_4 $

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