Question 1

Which of the following compounds is an alkene?

Accepted Answer

Propene

Question 2

What is the IUPAC name for the compound with the formula $$\mathrm{CH_3CH_2CH_2CH_3}$$?

Accepted Answer

Butane

Question 3

Which functional group is present in the following structure?

$$\mathrm{CH_3COOCH_3}$$

Accepted Answer

Ester

Question 4

Which of the following best describes a polymer?

Accepted Answer

A molecule made of repeating monomer units

Question 5

Which of the following is NOT a natural polymer?

Accepted Answer

Polyethylene

Question 6

Which functional group is present in the following structure?

$$\mathrm{CH_3COCH_3}$$

Accepted Answer

Ketone

Question 7

Which of the following is a major environmental concern associated with the incineration of plastics?

Accepted Answer

Release of toxic gases

Question 8

Which of the following best describes an alkane?

Accepted Answer

A hydrocarbon with only single bonds

Question 9

Which of the following is the best method for reducing the environmental impact of plastics?

Accepted Answer

Recycling

Question 10

Which functional group is present in the following structure?

$$\mathrm{CH_3CH_2OH}$$

Accepted Answer

Alcohol

Question 11

Which of the following is a correct statement about esters?

Accepted Answer

They are commonly used as fragrances and flavorings

Question 12

Which of the following is a functional group found in amino acids?

Accepted Answer

Amine

Question 13

Which of the following is a correct match between a functional group and its general formula?

Accepted Answer

Aldehyde: $$\mathrm{RCHO}$$

Question 14

Which of the following is a major reason why plastics are considered fire hazards?

Accepted Answer

They can release toxic gases when burned

Question 15

Which of the following is a monomer used to make polyethylene?

Accepted Answer

Ethene ($$\mathrm{C_2H_4})$$

Question 16

A student finds a compound with the formula $$\mathrm{C_2H_2}. $$Which class of hydrocarbons does this belong to?

Accepted Answer

Alkyne

Question 17

Which of the following is a correct statement about the environmental impact of plastics in landfills?

Accepted Answer

They take up space and can persist for hundreds of years

Question 18

Which of the following best describes the structure of an ether?

Accepted Answer

Two carbon atoms bonded to the same oxygen atom ($$\mathrm{R-O-R'})$$

Question 19

Which of the following is a correct match between a polymer and its biological function?

Accepted Answer

DNA: Storage of genetic information

Question 20

Which of the following is a correct statement about the identification of functional groups in a molecule?

Accepted Answer

Functional groups determine the chemical reactivity and properties of organic molecules

Hydrocarbons, Functional Groups, and Polymers: Study Guide for General and Organic Chemistry

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