Question

#1. The degree of unsaturation, or index of hydrogen deficiency, is the number of pi bonds plus rings in a molecule.

Specify the degree of unsaturation (index of hydrogen deficiency) of the following formulas:

(a) C₂₆H₂₈

(b) C₁₁H₁₄

(c) C₈H₄Br₃N

#2. The degree of unsaturation, or index of hydrogen deficiency, is the number of pi bonds plus rings in a molecule.

Specify the degree of unsaturation (index of hydrogen deficiency) of the following formulas:

(a) C₁₉H₂₀

(b) C₆H₁₀O₃

(c) C₉H₁₂N₂

#3. The degree of unsaturation, or index of hydrogen deficiency, is the number of pi bonds plus rings in a molecule.

Specify the degree of unsaturation (index of hydrogen deficiency) of the following formulas:

(a) C₇H₈

(b) C₈H₈O₃

(c) C₁₀H₈N₂