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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.
Distinguish between a sigma and a pi bond.
Explain the formation of H2 molecule on the basis of valence bond theory.
Describe the hybridisation in case of PCl5. Why are the axial bonds longer as compared to equatorial bonds?
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