Alcohols

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Question 11
Medium
a.

A chemist investigates reactions of alcohol A, shown below.

Skeletal structure of alcohol A: A five-carbon chain (pentan-2-ol) with a methyl group.

What is the systematic name of alcohol A?

[1]
b.

What is the structural formula of alcohol A?

[1]
c.

The chemist heats alcohol A with an acid catalyst to form a mixture containing two alkenes (neglecting stereoisomerism). Draw or write the structural formulas of the two alkenes formed in this reaction.

[2]
d.

The chemist heats alcohol A with sodium bromide and sulfuric acid. Construct a balanced equation for this reaction. Show structural formulas for the organic compounds in your equation.

[2]
e.

Compound B, shown below, is refluxed with excess acidified potassium dichromate(VI) to form a single organic product.

Structural drawing of Compound B: H3C-C(OH)(CH3)-CH2-CH2-OH

Complete the equation for this reaction by filling in the blanks:

H3C−C(OH)(CH3)−CH2−CH2−OH+…[O]→⋯+… \text{H}_3\text{C}-\text{C}(\text{OH})(\text{CH}_3)-\text{CH}_2-\text{CH}_2-\text{OH} + \dots [\text{O}] \rightarrow \dots + \dots H3​C−C(OH)(CH3​)−CH2​−CH2​−OH+…[O]→⋯+…
[2]

Alcohols Questions

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