1.

Assertion (A) : Ozone is prepared from oxygen in a silent electrical dicharge. Reason (R) : Formation of ozone from oxygen is an endothermic process.

Answer»

Both ASSERTION (A) and REASON (R) are correct STATEMENTS, and Reason (R) is the correct EXPLANATION of the Assertion (A)
Both Assertion (A) and Renson (R) are correct statements, but Reason (R) is not the correct explanation of the Assertion (A)
Assertion (A) is correct, but Reason (R) is incorrect statement.
Assertion (A) is incorrect, but Reason (R) is correct statement.

Answer :A


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