Compounds of nitrogen and phosphorus are mostly________________?

Related Mcqs:

Phosphorus is a Greek word and it means_________________?

A. Light bearing B. Fire C. Impure D. Tetrahedral...

Phosphorous acid upon thermal decomposition yields phosphoric acid and____________________?

A. Phosphine B. Phosphorus C. Water D. Phosphorus pentoxide...

P2O5 is a hygroscopic powder which sublimes at______________?

A. 260°C B. 360°C C. 630°C D. 620°C...

Phosphene gas will be produced if phosphorous acid is subjected to___________________?

A. Oxidation B. Reduction C. Decomposition D. Both b & c...

Which one of following is not a property of pure quartz ?

A. Coloured solid B. Brittle C. Hard D. All of above...