MEDIUMMCQ SINGLEJEE Mains ChemistryInorganic Chemistryp -Block Elements (group 15-18)Previous Year Questions

When conc. H2SO4 is heated with P2O5 the acid is converted to (UP CPMT 2012)

A.sulphur trioxide✓ Correct

B.sulphur dioxide

C.sulphur

D.a mixture of sulphur dioxide and sulphur trioxide

Explanation

2 4 2 5 3 3 sulphur trioxide 2H SO 2P O 2SO 4HPO ->

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