The complex ion which has no `""d""` electrons in the central atom is `(at. Cr=24, Mn=25, Fe=26,Co=27)`

Question

The complex ion which has no `""d""` electrons in the central atom is `(at. Cr=24, Mn=25, Fe=26,Co=27)`

The complex ion which has no `""d""` electrons in the central atom is `(at. Cr=24, Mn=25, Fe=26,Co=27)`
A. `[MnO_(4)]^(-)`
B. `[Co(NH_(3))_(6)]^(3+)`
C. `[Fe(CN)_(6)]^(3-)`
D. `[Cr(H_(2)O)_(6)]^(3+)`

Monjur Alahi

4 views

2025-01-04 04:42

1 Answers

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Salim Ahmed Kawsar · Accepted Answer · 2023-02-05T15:29:48+06:00

Salim Ahmed Kawsar

Correct Answer - A
`{:(overset(+7)(Mn)O_(4)^(" "-)),(Mn=(Ar)4s^(@)3d^(@)):}`

4 views Answered 2023-02-05 15:29