Question

Double bond equivalent of cubane is:

• A. 4
• B. 5
• C. 6
• D. 7

Answer 1

The correct option is B 5

$\text{Double bond equivalent}=\frac{2\times \text{No. of catoms}+2-\text{No. o f Hatoma}+\text{No. of Natoma}}{2}Cubane-C_8{H}_8$

$DBE=\frac{(16+2)-8}{2}=5$