1.

Assertion (A) : Spin only formula to determine the magnetic movement of a substance is : mu=sqrt(n(n+2)) Reason (R) : A simple unpaired election has a magnetic moment of 1.73 BM.

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 Reason (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 :B


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