1.

which of the following is the incorrect match for atom of element?

Answer»

`[Ar]3d^(5)4s^(2) to 4^(th)"period",6^(th)` group
`[Kr]4d^(10) to 5^(th" period, "12^(th)` group
`[Rn]6d^(1) 7s^(2) to 7^(th)` period, 3th group
`[Xe]4f^(14)5d^(2)6s^(2) to `6TH period, 4TH group

Solution :`[Xe]4f^(14)5d^(2)6s^(2) to HF (72) to 6^(th)` period, `4^(th)` group.


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