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Assertion (A) :Antiferromagnetic substan...

Assertion (A) :Antiferromagnetic substances become paramagnetic on heating to high temperature.
Reason(R): On heating, the randamization of spin occurs.

A

A. If both Assertion and Reason are true and the Reason is the correct explanation of Assertion.

B

B. If both Assertion and Reason are true but Reason is not the correct explanation of Assertion

C

C. If Assertion is true but the Reason is false

D

D. If both Assertion and Reason are false

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