1.

(A): Ozone is an allotrope of oxygen. (R): Ozone is better oxidising agent as compared with oxygen.

Answer»

Both (A) and (R ) are TRUE and (R ) is the correct EXPLANATION of (A)
Both (A) and (R ) are true and (R ) is not the correct explanation of (A)
(A) is true but (R ) is false
Both (A) and (R )are false

Answer :B


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