NCERT Exercise 8.2 - Organic Chemistry – Some Basic Principles and Techniques
Question: Calculate sigma and pi bonds in C6H6, C6H12, CH2Cl2, CH2=C=CH2, CH3NO2 and HCONHCH3.
Answer: C6H6: 12 sigma, 3 pi; C6H12 (cyclohexane): 18 sigma, 0 pi; CH2Cl2: 4 sigma, 0 pi; allene: 6 sigma, 2 pi; CH3NO2: 5 sigma, 1 pi; HCONHCH3: 8 sigma, 1 pi.
Full step-by-step NCERT solution with diagrams on Something by Zero.