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picture1_Cbo 2 Th E


picture2_Cbo 2 Th E picture3_Cbo 2 Th E

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File: Cbo 2 Th E
Chemical Bonding-II Section (A) : VSEPR theory Valence shell electron pair repulsion (VSEPR) theory : Lewis concept is unable to explain the shapes of molecules. This theory provides a simple ...

icon picture PDF Filetype PDF | Posted on 24 Jan 2023 | 2 years ago
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...Chemical bonding ii section a vsepr theory valence shell electron pair repulsion lewis concept is unable to explain the shapes of molecules this provides simple procedure predict covalent sidgwick and powell in proposed based on repulsive interactions pairs atoms it was further developed redefined by nyholm gillespie main postulates are as follows i shape molecule depends upon number bonded or nonbonded around central atom electrons repel one another since their clouds negatively charged iii these tend occupy such positions space that minimise thus maximise distance between them iv taken sphere with localising spherical surface at maximum from v multiple bond treated if single two three super vi where more resonance structures can represent model applicable any structure interaction decreases order lone p bp refined explaining important difference while localised each shared result compared results greater repulsions effects deviations idealised alterations angles for prediction geomet...
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