Hydrocarbons & Energy

Which formula represents an unsaturated hydrocarbon?

• C

• D

• B

• A

Draw a molecule of ethene.

• 

• 

• 

• 

What name is given to reactions, like combustion reactions, which release energy?

• Endothermic

• Exothermic

Tags

NGSS.HS-PS1-4

Hydrocarbons, the simplest family of carbon compounds, are made from these two elements:

• Hydrogen and Carbon

• Hydrogen and Copper

• Helium and Carbon

What is the general formula for saturated hydrocarbons?

• CnH2n+1

• CnH2n

• CnHn+1

• CnH2n+2

Compounds that are composed of the same number and type of atoms but have them arranged in different ways are ___________.

• isomers

• alkanes

• polymers

• isotopes

Which of the following would have the highest boiling point?

• C22H44

• C5H12

• C3H8

• C4H8

Name this alkane

• Ethane

• Propane

• Butane

• Methane

What is the general formula of the alkenes?

• CnH2n+1OH

• CnH2n+2

• CnH2n

• CnH2n+1

Name the organic family for this structure:

• alkanes

• aromatics

• alkenes

• alkynes