Question

Assertion (A): Both sodium and ferrous are ferromagnetic.

Reason (R): Both sodium and ferrous have body centred cubic structure.

a.

Both A and R are true and R is correct explanation of A

b.

Both A and R are true but R is not correct explanation of A

c.

A is true but R is false

d.

A is false but R is true

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Answer: (b).Both A and R are true but R is not correct explanation of A

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Q. Assertion (A): Both sodium and ferrous are ferromagnetic. Reason (R): Both sodium and ferrous have body centred cubic structure.
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