1.

(A) Metals of 4d and 5d series have greater enthalpies of atomization than the corres- ponding 3d series. (R) 4d and 5d series elements are smaller than 3d series

Answer»

Both (A) and (R) are TRUE and (R) is the CORRECT EXPLANATION of (A)
Both (A) and (R) are true and (R) is not the correct explanation of (A)
(A) is true but (R) is FALSE
Both (A) and (R) are false

Solution : (A) is true but (R) is false


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