Assertion (A) : transition metals have …
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Assertion (A) : transition metals have high enthalpy of atomisation.
Reason (R) : greater number of unpaired electrons in transition metals results in weak metallic bonding. (A) both (a) and (r) are true and (r) is the correct explanation of (a).
(B) both (a) and (r) are true, but (r) is not the correct explanation of (a).
(C) (a) is true, but (r) is false.
(D) (a) is false, but (r) is true.
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