Help with Organic Lipids

Practice Questions

Organic Chemistry › Help with Organic Lipids

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1

An unknown molecule was found to have a molecular formula of . This molecule can be identified as a __________.

2

What is the primary biological function of a fatty acid?

3

The following terpene is classified as which of the following?

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4

Before the advent of synthetic soap, hand soap was made from animal fat, namely triacylglycerols. What property of triacylglycerols make them an ideal component in hand soap?

5

Based on the formula and structure of this molecule, this molecule can be classified as a __________.

6

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Which of these two fatty acids has the lower melting point and why?

7

Which of the following lipids is polyunsaturated?

I. (9Z,12Z,15Z)-octadeca-9,12,15-trienoic acid

II. Octadecanoic acid

III. (9Z,12Z)-octadeca-9,12-dienoic acid

IV. (9Z)-9-Octadecenoic acid

8

What is the name of the pictured fatty acid?

Arachidonic acid

9

What type of lipid is shown below?

Triglyceride

10

Identify the common name of the fatty acid shown here.

Real oleic acid

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