By the action of hot conc. H_2 S O_4 , phosphorus changes to - Vidyadip

MCQ

By the action of hot conc. ${H_2}S{O_4},$ phosphorus changes to

A
Phosphorus acid
✓
Orthophosphoric acid
C
Metaphosphoric acid
D
Pyrophosphoric acid

✓

Answer

Correct option: B.

Orthophosphoric acid

b
(b) ${P_4} + 6{H_2}S{O_4}\, \to \,4{H_3}P{O_4} + 6S{O_2}$

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