Tetravalency of carbon hybridization shapes of molecules classification by functional groups homologous series and isomerism - Question Bank
1. Which of the following is an example of a cycloalkane functional group?
2. The term 'tetravalency' for carbon refers to its ability to form how many covalent bonds?
3. The number of sigma bonds and pi bonds in ethyne is:
4. The number of sigma bonds and pi bonds in ethene is:
5. Optical isomerism arises due to the presence of:
6. Geometric isomerism (cis-trans isomerism) is possible in compounds with:
7. Stereoisomerism is a type of isomerism where isomers have:
8. Which of the following is a characteristic of a homologous series?
9. The classification of organic compounds is primarily based on:
10. The shape of a molecule with sp² hybridization is:
11. The carbon atoms in benzene (C₆H₆) are hybridized as:
12. Which of the following is a tertiary alcohol?
13. Which of the following is a secondary alcohol?
14. Which of the following is a primary alcohol?
15. In neopentane (2,2-dimethylpropane), what is the classification of the central carbon atom?
16. In isobutane (2-methylpropane), how many secondary carbon atoms are present?
17. In isobutane (2-methylpropane), how many primary carbon atoms are present?
18. A carbon atom bonded to three other carbon atoms is classified as:
19. Which type of carbon atom is bonded to only one other carbon atom?
20. What is the name of the compound with molecular formula C₂H₂?
21. What is the name of the compound with molecular formula C₂H₄?
22. What is the name of the compound with molecular formula C₃H₈?
23. The general formula for alkynes is:
24. The general formula for alkenes is:
25. The general formula for alkanes is:
26. The first member of the alkene homologous series is:
27. The simplest alkane is:
28. Which of the following pairs represents metamers?
29. 1-propanol and 2-propanol are examples of:
30. Ethanol and dimethyl ether are examples of:
31. What type of isomerism exists between n-butane and isobutane (2-methylpropane)?
32. Compounds that have the same molecular formula but different structural formulas are called:
33. The functional group -COOH is the characteristic group of:
34. Which functional group contains a carbonyl group bonded to two alkyl or aryl groups?
35. The functional group -CHO is characteristic of which class of compounds?
36. Alkanes, alkenes, and alkynes belong to which class of hydrocarbons?
37. Which of the following represents an alkyl group?
38. A group of organic compounds having the same functional group and successive members differing by a CH₂ unit is called a:
39. Which of the following is NOT a functional group in organic chemistry?
40. A triple bond between carbon atoms involves which type of hybridization for those carbon atoms?
41. The presence of a double bond between carbon atoms indicates which type of hybridization for those carbon atoms?
42. In a molecule with sp² hybridization, the bond angles are approximately:
43. Which hybridization corresponds to a linear geometry?
44. What is the geometry around each carbon atom in ethyne (C₂H₂)?
45. In ethene (C₂H₄), what is the hybridization of each carbon atom?
46. What is the geometry of a molecule with sp³ hybridization?
47. Which type of hybridization is observed in methane (CH₄)?
48. The phenomenon where an atom of a particular element can have different types of hybridization is known as:
49. In its excited state, what is the electronic configuration of carbon?
50. What is the electronic configuration of carbon in its ground state?