MCQ
Sodium hydroxide solution reacts with phosphorus to give phosphine. To bring about this reaction, we need
  • White phosphorus and dil. $NaOH$
  • B
    White phosphorus and conc. $NaOH$
  • C
    Red phosphorus and dil. $NaOH$
  • D
    Red phosphorus and conc. $NaOH$

Answer

Correct option: A.
White phosphorus and dil. $NaOH$
a
(b) ${P_4} + 3NaOH + 3{H_2}O\, \to \,P{H_3} + Na{H_2}P{O_4}$

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