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What is meant by hybridisation of atomic orbitals? Describe the shapes of sp, sp2, sp3 hybrid orbitals.
Describe the change in hybridisation (if any) of the Al atom in the following reaction. AlCl3 + Cl⁻ → AlCl4⁻
Is there any change in the hybridisation of B and N atoms as a result of the following reaction? BF3 + NH3 → F3B.NH3
Draw diagrams showing the formation of a double bond and a triple bond between carbon atoms in C2H4 and C2H2 molecules.
What is the total number of sigma and pi bonds in the following molecules?
Considering x-axis as the internuclear axis which out of the following will not form a sigma bond and why? (a) 1s and 1s (b) 1s and 2px; (c) 2py and 2py (d) 1s and 2s.
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