NCERT Exercise 8.1 - Organic Chemistry – Some Basic Principles and Techniques
Question: State hybridisation of carbon atoms in CH2=C=O, CH3CH=CH2, (CH3)2CO, CH2=CHCN and C6H6.
Answer: CH2=C=O: terminal C sp2, central C sp; CH3CH=CH2: sp3, sp2, sp2; acetone: methyl C sp3 and carbonyl C sp2; CH2=CHCN: two alkene C sp2 and nitrile C sp; benzene: all C sp2.
Full step-by-step NCERT solution with diagrams on Something by Zero.