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Which of the following are correct about...

Which of the following are correct about Zn,Cd,Hg
I) They exhibit enthalpy of atomisation as the d-subshell is full
II) Zn,Cd do not show variable oxidation states, Hg can show +1,+2 states
III) Compounds of `Zn,Cd,Hg` are paramagnetic
IV) They are soft metals

A

I, II, III

B

I, III

C

II. IV

D

IV only

Text Solution

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The correct Answer is:
C
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