Question

On the basis of CFT predict the number of unpaired electrons in (CrF6)3-

Answer 1

Answer:

unpaired electrons in CoF6^3-. Explain

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JERICHORAYEL eNotes educator | CERTIFIED EDUCATOR

First we have to identify the charge of the cobalt ion in an octahedral complex `[CoF_6]^(3-)` .

`x + (-1 *6) = -3`

`x = -3 + 6`

`x = + 3 = Co^(3+)`

Looking at the periodic table we can