Easy MCQ +4 / -1 PYQ · JEE Mains 2022

Heating white phosphorus with conc. NaOH solution gives mainly :

  1. A Na<sub>3</sub>P and H<sub>2</sub>O
  2. B H<sub>3</sub>PO and NaH
  3. C P(OH)<sub>3</sub> and NaH<sub>2</sub>PO<sub>4</sub>
  4. D PH<sub>3</sub> and NaH<sub>2</sub>PO<sub>2</sub> Correct answer

Solution

P<sub>4</sub> + 3NaOH + 3H<sub>2</sub>O $\to$ 3NaH<sub>2</sub>PO<sub>2</sub> + PH<sub>3</sub>

About this question

Subject: Chemistry · Chapter: p-Block Elements · Topic: Group 13: Boron Family

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