Class 12 Chemistry p-Block Elements (Class 12)Nitrogen family

Easy

Phosphine is generally prepared in the laboratory by:

A
Heating phosphorus in a current of hydrogen
B
Heating white phosphorus with an aqueous solution of caustic potash
C
Decomposition of $P_2H_4$ at $110\,^{\circ}C$
D
Heating red phosphorus with an aqueous solution of caustic soda

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Class 12 Questions

Class 12

Chemistry Questions

Chapter

p-Block Elements (Class 12)

Subtopic

Nitrogen family

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MediumAIPMT 1990

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