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Hydrocarbons

Authored by Michael Spowart

Chemistry, Science

8th - 9th Grade

NGSS covered

Used 345+ times

Hydrocarbons
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20 questions

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1.

MULTIPLE CHOICE QUESTION

2 mins • 1 pt

Media Image

Compounds made only of carbon and hydrogen atoms are called ______________.

hydrocarbons

hydrogencarbonates

carbohydrates

2.

MULTIPLE CHOICE QUESTION

2 mins • 1 pt

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A substance with a high boiling point . . .

changes rapidly from a liquid to a gas at a low temperature.

changes rapidly from a liquid to a gas at a high temperature.

flows easily.

doesn't flow easily.

is easy to ignite and burn.

Tags

NGSS.HS-PS1-5

3.

MULTIPLE CHOICE QUESTION

2 mins • 1 pt

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The boiling point of hydrocarbons . . .

increases with increasing molecular size.

decreases with increasing molecular size.

is not affected by molecular size.

4.

MULTIPLE CHOICE QUESTION

2 mins • 1 pt

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The viscosity of hydrocarbons depends on the size of their molecules. What is viscosity?

a measure of how difficult it is for a substance to flow

a measure of how easy it is to ignite and burn

a substance the temperature at which a substance rapidly changes state from a liquid to a gas

5.

MULTIPLE CHOICE QUESTION

2 mins • 1 pt

Media Image

A substance with a low viscosity . . .

evaporates at a low temperature.

evaporates at a high temperature.

flows easily.

doesn't flow easily.

is easy to ignite and burn.

Tags

NGSS.MS-PS1-4

6.

MULTIPLE CHOICE QUESTION

2 mins • 1 pt

Media Image

The flammability of hydrocarbons depends on the size of their molecules. What is flammability?

a measure of how difficult it is for a substance to flow

a measure of how easy it is to ignite and burn

a substance the temperature at which a substance rapidly changes state from a liquid to a gas

Tags

NGSS.HS-PS1-4

7.

MULTIPLE CHOICE QUESTION

2 mins • 1 pt

A highly flammable substance . . .

evaporates at a high temperature.

flows easily.

doesn't flow easily.

is easy to ignite and burn.

is difficult to ignite and burn

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