Heating white phosphorus| The p-Block Elements|JEE-MAIN 2022

JEE MAIN 2022

27-01-22 S1

Question

Heating white phosphorus with conc. NaOH solution gives mainly

Select the correct option:

$\mathrm{Na}_3 \mathrm{P}$ and $\mathrm{H}_2 \mathrm{O}$

$\mathrm{H}_3 \mathrm{PO}$ and NaH

$\mathrm{P}(\mathrm{OH})_3$ and $\mathrm{NaH}_2 \mathrm{PO}_4$

$\mathrm{PH}_3$ and $\mathrm{NaH}_2 \mathrm{PO}_2$

✓ Correct! Well done.

✗ Incorrect. Try again or view the solution.

Solution

P₄ + 3NaOH + 3H₂O → 3NaH₂PO₂ + PH₃

Question Tags

JEE Main

Chemistry

Easy

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