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Chemical Bonding and Molecular Structure
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05/09/2021 11:52 am
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The formation of molecular complex BF3 – NH3 results in a change in hybridization of boron
(a) from sp2 to dsp2
(b) from sp2 to sp3
(c) from sp3 to sp2
(d) from sp3 to sp3d
1 Answer
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05/09/2021 11:54 am
Correct answer: (b) from sp2 to sp3
Explanation:
In BF3, B is sp2 hybridized with one empty pz orbital. The empty pz orbital of BF3 can be filled by lone pair of molecules such as NH3. When this occurs a tetrahedral molecule or ion is formed which is sp3 hybridized.