The total number of sigma and pi bonds in C₅H₈ (1,3-pentadiene, CH₂=CH-CH=CH-CH₃ ) is:
In CH₂=CH-CH=CH-CH₃ : 2 double bonds (2 sigma, 2 pi), 2 C-C sigma, 8 C-H sigma. Total = 12 sigma + 2 pi = 14 bonds.
Ref: NCERT Class 11 Chemistry > Chapter 4: Chemical Bonding and Molecular Structure > Topic: Hydrogen Bonding and Resonance and Dipole Moment