1. Hydrocarbons Part 1 Nat 5 1234 5 6 789101112 1314 1815 19 1617 212022 24 23

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

3. Name the following hydrocarbons CH 4 C 3 H 8 C 7 H 16 methane propane heptane

4. Name the following alkane 2,3,dimethylpentane C C C C C C C H H H H H H H H H H H H H H H H

5. Draw a full structural formula for 2,2,dimethylbutane ? C C C C H C C H H H H H H H H H H H H H

6. State the general formula for the alkanes C n H 2n+2

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

8. State the general formula of the alkenes. C n H 2n

9. Name the first member of the alkene family and give its molecular formula? Ethene C 2 H 4

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

11. Name the following hydrocarbon? Pent-2-ene C C C C C H H H H H H H H H H

12. Draw a structural formula for the following But-2-ene But-1-ene H C C C C H H H H H H H C C C C H H H H H H H H

13. State the general formula of the cycloalkanes? C n H 2n

14. Name the first member of the cycloalkane family. Cyclopropane C 3 H 6

15. Name the following hydrocarbon. cyclopentane C C C C C H H H H H H H H H H

16. Draw a structural formula for cyclopropane. C C C H H H H H H

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

18. Name an isomer of pent-1-ene which belongs to the same homologous series. Pent-2-ene

19. Name an isomer of pent-1-ene which belongs to a different homologous series. Cyclopentane

20. Name the two hydrocarbon families which are isomers of each other. Alkenes and cycloalkanes - both have the general formula C n H 2n

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

22. Name the following compound. H C C C C H H H H H H OH H H Butan-2-ol

23. Draw structural formula for pentan-2-ol and pentan-3-ol. H C C C C H H H C H H OH H H H H H H C C C C H H H C H H H H H H H

24. How can an alkanoic acid be identified? By the ‘oic’ name ending and the carboxyl group COOH C OH O

25. Name the following compound H C C C C H H O OH H H H H BUTANOIC ACID