alkanes-enes-and ynes

If an alkane has 20 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

How many carbons are in the longest chain of this organic compound: 2,3,3-triethyl-4-nonene

• 2

• 6

• 7

• 9

Name the following branched alkane

• 4-ethyl-4,6-dimethyl-5-propyl nonane

• 4-ethyl-4,6-dimethyl-5-propyl heptane

• 6-ethyl-4,6-dimethyl-5-propyl nonane

• 6-ethyl-4,6-dimethyl-5-propyl heptane

Name the organic family for this structure:

• alkanes
• alkenes
• alkynes
• aromatics

Which of the following is a saturated hydrocarbon?

• Propene

• Butyne

• Methane

• Pental

Alkenes functional group is

• C − C

• C = C

• C = O

• − O −