Ncert Exercises & Solutions

Match Column I with Column II for the given properties/applications mentioned therein.

Column I	Column II
A. H	1. Used in the name of perhydrol.
B. H₂	2. Can be reduced to dihydrogen by NaH.
C. H₂O	3. Can be used in hydroformylation of olefin.
D. H₂O₂	4. Can be used in cutting and welding

Codes

Hint: Perhydrol is H₂O₂

A. Atomic hydrogen (H) can be used in cutting and welding.

B. Dihydrogen (H₂) can be used in hydroformylation of olefin.

C. Water (H₂O) can be reduced to dihydrogen by NaH.

D. Hydrogen peroxide (H₂O₂) is used in the name of perhydrol.