9th -Organic Molecules and Hydrocarbons Unit 7 TEST

What is the most basic form of an organic molecule?

• Double bond

• Straight chain

• Ring structure

• Branched chain

What does a branched chain in a carbon molecule indicate?

• A continuous chain of carbon atoms

• Multiple paths of carbon atoms

• A ring structure

• A double bond

What type of hydrocarbons contain only single bonds?

• Alkanes

• Aromatic hydrocarbons

• Alkynes

• Alkenes

What is the ending given to molecules with double bonds between the carbons?

• -yne

• -ane

• -enu

• -ene

What is the ending given to molecules with triple bonds between carbon atoms?

• -yne

• -ene

• -ane

• -ene

What type of hydrocarbons contain double or triple bonds between the carbon molecules?

• Alkanes

• Aromatic hydrocarbons

• Unsaturated hydrocarbons

• Saturated hydrocarbons

What are two molecules with the same molecular formula but with different structures called?

• Isomers

• Isotopes

• Molecules

• Compounds

What does the prefix indicate when naming a hydrocarbon?

• Number of hydrogen atoms

• Type of molecule

• Number of carbon atoms

• Type of bonds

What does the hydrocarbon prefix "But" means?

• 7 carbon atoms

• 3 carbon atoms

• 6 carbon atoms

• 4 carbon atoms

What does the hydrocarbon prefix "Hex" means?

• 7 carbon atoms

• 3 carbon atoms

• 6 carbon atoms

• 4 carbon atoms