1. .Explain what is meant by catenation.
2. What is a homologous series?
3. Give examples.State any two characteristics of a homologous series.
4. Write the general formula of alkanes, alkenes, and alkynes.
5. Define structural isomerism with an example.
6. Write the IUPAC names for the following compounds:
(a) CH₃CH₂CH₃
(b) C₂H₄
(c) CH₃C≡CH
7. Give the structural formula for the following:
(a) But-1-ene
(b) Propyne
8. Give the molecular formula for a member of the alkane series containing 5 carbon atoms.
9. Write the names of the first two members of the alkyne series.
10. Write the balanced chemical equation for the complete combustion of methane.
11. What type of reaction is chlorination of methane?
12. What happens when ethene reacts with bromine water?
13. Write an equation for the preparation of methane from sodium acetate.
14. How can unsaturated hydrocarbons be tested experimentally?
15. What is the difference between alkanes and alkenes?
16. Give two uses of methane.
17. What is meant by tetravalency of carbon
18. Draw the structural isomers of butane
19. .Identify which of the following pairs are isomers:
(a) C₄H₁₀ and C₃H₈
(b) C₂H₄ and C₂H₆
(c) CH₃CH₂CH₂CH₃ and CH₃CH(CH₃)CH₃
20. Write the difference between aliphatic and aromatic hydrocarbons with examples
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