Alkanes Alkenes Alkynes

What chemical is this? (C₅H₁₀)

• Pentene

• Pentane

• Hexane

• Heptene

If an alkane has 20 carbon atoms, how many hydrogen atoms will it have?

• 20

• 22

• 40

• 42

The "ane" ending in "alkane" tells someone that they are dealing with _________-bonded carbons.

• single

• double

• triple

• quadruple

Hydrocarbons that contain a double bond are classified as ___

• alkanes

• alkenes

• alkynes

• alkines

Which reaction involves the addition of hydrogen to an alkene to form an alkane?

• Hydration

• Hydrogenation

• Halogenation

• Polymerization

What is the distinguishing feature of alkynes?

• Single carbon-carbon bonds

• Double carbon-carbon bonds

• Triple carbon-carbon bonds

• No carbon-carbon bonds

What is the term for hydrocarbons that contain at least one carbon-carbon triple bond?

• Alkanes

• Alkenes

• Alkynes

• Arenes

Which of the following is a use of hydrocarbons?

• As a food additive

• In the production of plastics

• As a buffering agent in pharmaceuticals

• As a primary ingredient in glass manufacturing

What is the main type of reaction undergone by alkanes?

• Addition

• Substitution

• Elimination

• Condensation

What is the general formula for alkanes?