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Gadolinium (Gd) has 4f^(7) 5 d^(1) 6s^(2...

Gadolinium `(Gd)` has `4f^(7) 5 d^(1) 6s^(2)` electronic configuration outside the [Xe] core. Find spin magnetic moment of `Gd^(3+)`

A

`sqrt(63) B.M`

B

`sqrt(35) B.M`

C

`sqrt(48) B.M`

D

`sqrt(24) B.M`

Text Solution

Verified by Experts

The correct Answer is:
A
`4f^(7)` have seven unparied `e^(-)`.
`sqrt(7 (7 + 2)) B.M`
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