Carbon and Its Compounds: Bonding, Structure & Nomenclature

Grade 9 Science — Carbon and Its Compounds: Bonding, Structure & Nomenclature: 25 practice questions with instant scoring and explanations.

1. Carbon has _____ valence electrons.
2. The maximum number of covalent bonds carbon can form is:
3. Catenation is the ability of carbon to:
4. A homologous series is characterized by:
5. What type of bond exists between carbon and hydrogen in most organic compounds?
6. Ethane (C₂H₆) contains:
7. Ethene (C₂H₄) contains a:
8. Saturated hydrocarbons contain only:
9. Unsaturated hydrocarbons contain:
10. IUPAC nomenclature systematically names organic compounds based on:
11. In IUPAC naming, the compound with one carbon is named with the prefix:
12. In IUPAC naming, the compound with four carbons is named with the prefix:
13. Ethanol (C₂H₅OH) contains a:
14. Ethanoic acid (CH₃COOH) is also known as:
15. The functional group in alcohols is:
16. The functional group in carboxylic acids is:
17. Alkanes have the general formula:
18. Alkenes have the general formula:
19. The compound CH₃-CH₂-CH₃ is:
20. The compound CH₂=CH-CH₃ is:
21. Cyclohexane is:
22. Aromatic compounds contain:
23. The molecular formula of benzene is:
24. Isomers are compounds that:
25. Structural isomers of C₄H₁₀ include: