what is the valence bond theory
Answer (1)
14th Mar, 2020
Hey!
Valence bond theory or VB theory is a theory based on quantum mechanics that explains how chemical bonding works. In valence bond theory , the atomic orbitals of individual atoms are combined to form chemical bonds . The other major theory of chemical bonding is molecular orbital theory or MO theory .
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give its postulates
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14th Mar, 2020
Virat Kohli Buna
The postulates are:
1) Valence orbitals of atom overlap each other to form a bond.
2) A pair of electrons is present in overlapping orbitals.
3) Electron density is maximum around bonded atoms.
4) Degree of overlapping determines strength of the bond.
1) Valence orbitals of atom overlap each other to form a bond.
2) A pair of electrons is present in overlapping orbitals.
3) Electron density is maximum around bonded atoms.
4) Degree of overlapping determines strength of the bond.
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