Phosphine is prepared by the action of
Phosphine is prepared by the action of
A. `P and H_(2)SO_(4)`
B. `P and NaOH`
C. `P and H_(2)S`
D. `P and HNO_(3)`
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Correct Answer - B
`underset("phosphorus")underset("White")(P_(4))+underset("soda")underset("Caustic")(3NaOH)+3H_(2)Orarrunderset("phosphine")(PH_(3))+underset("hypophosphite")underset("Sod.")(3NaH_(2)PO_(2))`
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