Hydrocarbons and Alkanes

Alkanes are known as saturated hydrocarbons because they contain only carbon-hydrogen single bonds.

• True
• False

The boiling points of alkane molecules increase as their molecular sizes increase.

• True

• False

How many carbon atoms are in methane?

• 1
• 2
• 3
• 4

Tags

NGSS.MS-PS1-1

If an alkane has 10 carbon atoms, how many hydrogen atoms will it have?

• 20

• 22

• 40

• 42

What is the general formula of an alkane?

• 2n+2

• CnH2n+2

• CnH2n

• CnHn

Hydrocarbons are compounds that contain

• Carbon, only
• Carbon and Hydrogen, only
• Carbon, Oxygen, and Hydrogen, only
• Carbon, Oxygen, Hydrogen, and Nitrogen, only

Give the name of this compound...
C₃H₈

• Propene
• Butane
• Butene
• Propane

The molecular formula for Heptane is

• C₄H₁₀
• C₈H₁₈
• C₅H₁₂
• C₇H₁₆

What is the name of C₅H₁₂?

• Pentane

• Hexane

• Butane

• Heptane

Which of the following has the highest boiling point?

• heptane

• pentane

• nonane