Phosphorus pentoxide is widely used as ............

Phosphorus pentoxide is widely used as ............
  1. Reducing agent
  2. Oxidizing agent
  3. Dehydrating agent
  4. Bleaching agent

Solution

Phosphorous pentoxide is widely used as a dehydrating agent. Phosphorus pentoxide is a potent dehydrating agent as indicated by the exothermic nature of its hydrolysis:

P4O10+6H2O→4H3PO4-177kJ *

Asked in: JEE-TOPICTESTS-CHEMISTRY

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