How is phosphine prepard in the laboratory? – InterviewSolution

1.	How is phosphine prepard in the laboratory?
Answer» <P> SOLUTION :White phosphorous Phosphire is prepared by heating white phosphorous with conc. `NAOH` in inert atmosphere of `CO_(2)`. `P_(4)+3NaOH+3H_(2)Orarr PH_(3)+3NaH_(2)PO_(2)`

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