Which specie does not exist?A. `[BF_(6)]^(3-)`B. `[AlF_(6))]^(3-)`C. `[GaF_(6)]^(3-)`D. `[InF_(6)]^(3-)`

Which specie does not exist?A. `[BF_(6)]^(3-)`B. `[AlF_(6))]^(3-)`C. `

1.	Which specie does not exist?A. `[BF_(6)]^(3-)`B. `[AlF_(6))]^(3-)`C. `[GaF_(6)]^(3-)`D. `[InF_(6)]^(3-)`
Answer» Correct Answer - A `BF_(3)` cannot more than one `F^(-)` ion due to non availability of vacant d-orbitals. This is because maximum covalency of boron is four

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Which specie does not exist?A. `[BF_(6)]^(3-)`B. `[AlF_(6))]^(3-)`C. `[GaF_(6)]^(3-)`D. `[InF_(6)]^(3-)`

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