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When white phosphorus () is warmed with a concentrated aqueous solution of Sodium hydroxide (), a dip Block Elements Chemistry Question

Question

When white phosphorus ($P_4$) is warmed with a concentrated aqueous solution of Sodium hydroxide ($NaOH$), a disproportionation reaction occurs. What are the major products formed?

Answer: D

💡 Solution & Explanation

White phosphorus undergoes disproportionation in boiling alkaline solution to yield Phosphine gas ($PH_3$, where P is in a -3 state) and Sodium hypophosphite ($NaH_2PO_2$, where P is in a +1 state).

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