Question
Calculate the number of sigma (σ) and pi 
bonds in the following structures:
Solution
(i) σ bonds 33, 
bonds 2
(ii) σ bonds 7,
bonds 4
(iii) σ bonds 23,
bonds 1
(iv) σ bonds 41,
bonds 1
bonds 2(ii) σ bonds 7,
bonds 4(iii) σ bonds 23,
bonds 1(iv) σ bonds 41,
bonds 1
