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Chand Uday Sampath
Asked: 2022-11-08T14:46:57+05:30 In:

The geometry of a complex species can be understood from the knowledge of type of hybridisation of orbitals of central atom. The hybridisation of orbitals of central atom in `[B(OH_(4))]^(-)` and the geometry of the complex are respectively.
A. `sp^(3)`, tetrahedral
B. `sp^(3)`, square planar
C. `sp^(3)d^(2)`, octahedral
D. `dsp^(2)`, square planar

The geometry of a complex species can be understood from the knowledge of type of hybridisation of orbitals of central atom. The hybridisation of orbitals of central atom in `[B(OH_(4))]^(-)` and the geometry of the complex are respectively.
A. `sp^(3)`, tetrahedral
B. `sp^(3)`, square planar
C. `sp^(3)d^(2)`, octahedral
D. `dsp^(2)`, square planar
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1 Answer

  1. Correct Answer – A
    Structure of `B(OH)_(4)^(-)` is
    `{:(” “OH),(” |”),(HO-B^(-)-OH),(” |”),(” “OH),(“4 bond pair + 0 lone pair”):}`
    Hybridisation – `sp^(3)`
    Geometry – Tetrahedral.

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