Hydrocarbons

15 Points Per Correct Answer - No time limit  

1. What is the molecular formula of propane? C3H8 C3H10 C4H5 C4H8

2. What does the complete combustion of a hydrocarbon always yield? Carbonic acid and carbon monoxide. Hydrogen chloride and carbonic acid. Water and carbon Dioxide. Carbon monoxide and water.

3. Which of the following examples is a possible name for a hydrocarbon with a molecular formula of C5H10? pentene pentyne pentane pentone

4. How many bonds can a carbon atom form? 1 3 4 2

5. The prefix for an alkene with 10 carbon atoms is Dec- Yes No

6. Some hydrocarbons react with water to form alcohols. Yes No

7. What is an alkyne? A hydrocarbon in which two carbon atoms have a triple bond with one another. Both answers are correct. Neither answer is correct.. A hydrocarbon where three hydrogen atoms share three double bonds in between them.

8. A cycloalkane will have the same carbon-hydrogen ratios as an alkyne. True False

9. Methane has which of the following molecular formulas? CH3 CH2 CH4 CH5

10. Which of the following is a hydrocarbon that actually exists? Ethyne Methene Septone Methyne