Home
Class 12
CHEMISTRY
Phosphine is generally prepared in the l...

Phosphine is generally prepared in the laboratory:

A

By heating phosphorus in a current of hydrogen

B

By heating white phosphorus with aqueous solution of caustic potash

C

By decomposition of `P_2H_4` at `110^@` C

D

By heating red phosphorus with an aqueous solution of caustic soda

Text Solution

Verified by Experts

The correct Answer is:
B
Promotional Banner

Topper's Solved these Questions

  • ORGANIC COMPOUNDS CONTAINING NITROGEN

    MBD PUBLICATION|Exercise QUESTION BANK|314 Videos

  • POLYMERS

    MBD PUBLICATION|Exercise QUESTION BANK|332 Videos

Similar Questions

Explore conceptually related problems

How is H_2S prepared in the laboratory ?

How ammonia is prepared in the laboratory?

How is SO_2 prepared in the laboratory?

H_2O_2 is prepared in the laboratory when:

Describe how chlorine gas is prepared in the laboratory without heating. How does chlorine react with (a) excess of ammonia and (b) hot sodium hydroxide solution? Explain with equation.

How is HCl prepared from NaCl in the laboratory?

Phosphine is prepared by the reaction of