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Q.

The configuration of an element ‘X’ is 4s1 3d10. The wrong statement regarding the element ‘X’ is

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a

it can form coloured salts

b

it forms complexes

c

it forms paramagnetic ions only

d

it exhibits variable valency

answer is C.

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Detailed Solution

The wrong statement regarding the element ‘X’ is, it forms paramagnetic ions only.

Therefore, the correct option is (C) it forms paramagnetic ions only. 

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