1. A Review of General Chemistry

Given the structure, calculate the index of hydrogen deficiency (degrees of unsaturation) of the following molecules.

(a)

Calculate the index of hydrogen deficiency for the following molecular formulas and structures.

(f) C₆H₈O₂

Calculate the index of hydrogen deficiency for the following molecular formulas and structures.

(a)

Determine the degree of unsaturation for hydrocarbons with the following molecular formulas:

c. C₁₂H₂₀

d. C₄₀H₅₆

Given the molecular formula, calculate the index of hydrogen deficiency.

(b) C₄H₉ON

Cholesterol, C₂₇H₄₆O, has only one pi bond. With no additional information, what else can you say about its structure?

What is the index of hydrogen deficiency for each of the following molecular formulas?

(b) C₁₂H₁₁NO₃

Calculate the index of hydrogen deficiency for the following molecular formulas and structures.

(b)

For each of the following molecular formulas, determine the number of elements of unsaturation, and draw three examples.

a. C₄H₄Cl₂

b. C₄H₈O

c. C₆H₈O₂

What is the index of hydrogen deficiency for each of the following molecular formulas?

(a) C₆H₁₂O₆

Calculate the index of hydrogen deficiency for curacin A, which has a molecular formula of C₂₃H₃₅NOS .