1. Hydrocarbons Part Nat 4 1 2 3 4 5 6 7 8 9 10 11 12 13 14

2. Name the family of hydrocarbons which the following belong to
ethane, hexane, propane
Alkanes

3. Name the following hydrocarbons CH4 C3H8 C7H16
methane propane heptane

4. State the general formula for the alkanes
CnH2n+2

5. What is meant by a homologous series?
A group of compounds with the same general formula and similar chemical properties

6. State the general formula of the alkenes.
CnH2n

7. Name the first member of the alkene family and give its molecular formula?
Ethene C2H4

8. A carbon to carbon double bond C=C
What type of bond is found between two carbon atoms in an alkene molecule?
A carbon to carbon double bond C=C

9. State the general formula of the cycloalkanes?
CnH2n

10. Name the first member of the cycloalkane family.
Cyclopropane C3H6

11. Name the following hydrocarbon.
cyclopentane

12. Draw a structural formula for cyclopropane.H

13. What are isomers?
Compounds with the same molecular formulae but different structural formulae.

14. Name the two hydrocarbon families which are isomers of each other.
Alkenes and cycloalkanes - both have the
general formula CnH2n

15. How can an alkanol be identified?
From the name ending - ol and the hydroxyl group (OH)