q3 exam

As the number of carbons increases in an homologous series the melting point generally...

• increase
• decrease
• stay the same
• varies

Which of the following would have the highest melting point?

• C₃H₈
• C₄H₈
• C₅H₁₂
• C₂₂H₄₄

Which one of the following is saturated?

• water
• C₄H₈
• C₄H₁₀
• C₅H₈

• Heptane
• Cycloheptane
• Hexane
• Cyclohexane

Which of the following shows the structure of ethene?

• 
• 
• 
• 

Name this alkane

• Methane
• Ethane
• Propane
• Butane

Hydrocarbons are compounds that contain

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

What chemical is this? (C₅H₁₀)

• Pentene

• Pentane

• Hexane

• Heptene

What is the alkyl name for CH3

• methyl

• ethyl

• propyl

• butyl

What is the name of this hydrocarbon?

• 2 methyl 1 ethene

• 2 methyl 1 propane

• 2 ethyl 1 propene

• 2 ethyl 1 butene