Question 1

1. Which of the following is not a hydrocarbon?

Accepted Answer

Ammonia

Answer

Methane

Answer

Ethane

Answer

Propane

Question 2

2. Which of the following is a saturated hydrocarbon?

Accepted Answer

Butane

Answer

Propyne

Answer

Isopentane

Answer

Ethylene

Question 3

3. Which of the following is an example of an alkene?

Accepted Answer

Ethene

Answer

Methane

Answer

Butane

Answer

Propane

Question 4

4. Which of the following hydrocarbons has a triple bond?

Accepted Answer

Propyne

Answer

Ethylene

Answer

Butane

Answer

Propane

Question 5

5. Which of the following is an aromatic hydrocarbon?

Accepted Answer

Benzene

Answer

Octane

Answer

Butene

Answer

Hexane

Question 6

6. Which of the following is an example of a primary alcohol?

Accepted Answer

Ethanol

Answer

Isopropanol

Answer

Methanol

Answer

Butanol

Question 7

7. Which of the following is an example of an aldehyde?

Accepted Answer

Formaldehyde

Answer

Ethanol

Answer

Isobutanol

Answer

Acetone

Question 8

8. Which of the following is an example of a secondary alcohol?

Accepted Answer

Isopropanol

Answer

Methanol

Answer

Butanol

Answer

Ethanol

Question 9

9. Which of the following is an example of an alkane?

Accepted Answer

Propane

Answer

Methanol

Answer

Ethanol

Answer

Acetone

Question 10

10. Which of the following is an example of an aromatic hydrocarbon?

Accepted Answer

Toluene

Answer

Butyne

Answer

Ethylene

Answer

Cyclohexane

Question 11

11. Which of the following is an example of an alkane?

Accepted Answer

Propane

Answer

Acetone

Answer

Benzene

Answer

Ethanol

Question 12

12. Which of the following is an example of an alkyne?

Accepted Answer

Acetylene

Answer

Propane

Answer

Ethanol

Answer

Benzene

Question 13

13. Which of the following is an example of an unsaturated hydrocarbon?

Accepted Answer

Propene

Answer

Ethanol

Answer

Methane

Answer

Cyclohexane

Question 14

14. Which of the following is a cycloalkane?

Accepted Answer

Cyclopentane

Answer

Ethene

Answer

Propyne

Answer

Butadiene

Question 15

15. Which of the following is an example of a primary alcohol?

Accepted Answer

Ethanol

Answer

Methanol

Answer

Acetone

Answer

Butanone

Question 16

16. Which of the following is a commonly used organic solvent?

Accepted Answer

Acetone

Answer

Propane

Answer

Butane

Answer

Methane

Question 17

17. Which of the following is an example of a secondary alcohol?

Accepted Answer

Isopropanol

Answer

Ethanol

Answer

Methanol

Answer

Butanol

Question 18

18. What is the chemical formula of ethene?

Accepted Answer

C2H4

Answer

CH4

Answer

C2H6

Answer

C3H8

Question 19

19. What is the general formula for alkynes?

Accepted Answer

CnH2n-2

Answer

CnH2n

Answer

CnH2n+2

Answer

CnHn

Question 20

20. What is the IUPAC name for the hydrocarbon with the chemical formula C3H8?

Accepted Answer

Propane

Answer

Methane

Answer

Butane

Answer

Ethylene

Question 21

21. What is the IUPAC name for the hydrocarbon with the chemical formula C4H10?

Accepted Answer

Butane

Answer

Propane

Answer

Methane

Answer

Ethane

Question 22

22. What is the IUPAC name for the hydrocarbon with the chemical formula C2H6?

Accepted Answer

Ethane

Answer

Butane

Answer

Propane

Answer

Methane

Question 23

23. What is the IUPAC name for the hydrocarbon with the chemical formula C6H14?

Accepted Answer

Hexane

Answer

Butane

Answer

Octane

Answer

Pentane

Question 24

24. What is the IUPAC name for the hydrocarbon with the chemical formula C5H12?

Accepted Answer

Pentane

Answer

Butane

Answer

Hexane

Answer

Octane

Question 25

25. What is the IUPAC name for the hydrocarbon with the chemical formula C10H22?

Accepted Answer

Decane

Answer

Butane

Answer

Hexane

Answer

Octane

Question 26

26. What is the IUPAC name for the hydrocarbon with the chemical formula C7H16?

Accepted Answer

Heptane

Answer

Hexane

Answer

Butane

Answer

Octane

Question 27

27. What is the IUPAC name for the hydrocarbon with the chemical formula C2H4?

Accepted Answer

Ethene

Answer

Methane

Answer

Propane

Answer

Ethane

Question 28

28. What is the IUPAC name for the hydrocarbon CH2=CHCH2CH2CH(CH3)2?

Accepted Answer

2-methylpent-1-ene

Answer

2-methylhept-1-ene

Answer

3-methylhex-1-ene

Answer

2-methylpent-2-ene

Question 29

29. What is the IUPAC name for the hydrocarbon CH3CH2CH(CH3)CH2CH3?

Accepted Answer

2-methylhexane

Answer

3-methylpentane

Answer

3-methylhexane

Answer

2-ethylpentane

Question 30

30. What is the IUPAC name for the hydrocarbon CH3CH2CH2CH(CH3)CH2CH3?

Accepted Answer

3-methylheptane

Answer

3-methylhexane

Answer

2-methylhexane

Answer

2,3-dimethylhexane

Question 31

31. What is the IUPAC name for the hydrocarbon CH3CH2CH2CH2CH2CH3?

Accepted Answer

hexane

Answer

heptane

Answer

butane

Answer

pentane

Question 32

32. What is the IUPAC name for the hydrocarbon CH3CH(CH3)CH2CH2CH2CH3?

Accepted Answer

2-methylhexane

Answer

3-methylhexane

Answer

3-methylpentane

Answer

2,3-dimethylpentane

Question 33

33. What is the IUPAC name for the hydrocarbon CH3CH2CH2CH2CH3?

Accepted Answer

pentane

Answer

butane

Answer

hexane

Answer

heptane

Question 34

34. What is the IUPAC name for the hydrocarbon CH3CH(CH3)CH2CH2CH3?

Accepted Answer

2-methylpentane

Answer

3-methylpentane

Answer

3-methylhexane

Answer

2-ethylpentane

Question 35

35. What is the IUPAC name for the hydrocarbon CH3CH2CH2CH(CH3)2?

Accepted Answer

2,2-dimethylbutane

Answer

2-methylhexane

Answer

2,3-dimethylpentane

Answer

3-methylpentane

Question 36

36. Which functional group is present in alcohols?

Accepted Answer

hydroxyl group

Answer

carboxyl group

Answer

carbonyl group

Answer

amino group

Question 37

37. Which functional group is present in alkenes?

Accepted Answer

double bond

Answer

hydroxyl group

Answer

carbonyl group

Answer

amino group

Question 38

38. Which functional group is present in ethers?

Accepted Answer

ether group

Answer

alkyl group

Answer

carboxyl group

Answer

carbonyl group

Question 39

39. Which functional group is present in amines?

Accepted Answer

amino group

Answer

hydroxyl group

Answer

carboxyl group

Answer

carbonyl group

Question 40

40. Which functional group is present in carboxylic acids?

Accepted Answer

carboxyl group

Answer

carbonyl group

Answer

hydroxyl group

Answer

amino group

Question 41

41. Which functional group is present in esters?

Accepted Answer

ester group

Answer

amino group

Answer

carbonyl group

Answer

hydroxyl group

Question 42

42. Which functional group is present in ketones?

Accepted Answer

carbonyl group

Answer

carboxyl group

Answer

amino group

Answer

hydroxyl group

Question 43

43. Which functional group is present in aldehydes?

Accepted Answer

carbonyl group

Answer

amino group

Answer

carboxyl group

Answer

hydroxyl group

Question 44

44. Which of the following compounds is an example of structural isomerism in hydrocarbons?

Accepted Answer

butane

Answer

methane

Answer

propane

Answer

ethylene

Question 45

45. Which of the following compounds is an example of geometric isomerism in hydrocarbons?

Accepted Answer

cis-butene

Answer

2-methylbutane

Answer

butane

Answer

1-butene

Question 46

46. Which of the following compounds is an example of ring-chain isomerism in hydrocarbons?

Accepted Answer

cyclohexane

Answer

ethylbenzene

Answer

1-hexene

Answer

butane

Question 47

47. Which of the following compounds is an example of positional isomerism in hydrocarbons?

Accepted Answer

2-chlorobutane

Answer

2-methylbutane

Answer

2-butene

Answer

isobutane

Question 48

48. Which of the following compounds is an example of chain isomerism in hydrocarbons?

Accepted Answer

pentane

Answer

ethane

Answer

butane

Answer

propane

Question 49

49. Which of the following compounds is an example of functional group isomerism in hydrocarbons?

Accepted Answer

pent-2-ene

Answer

2-methylbutane

Answer

2-pentene

Answer

pentane

Question 50

50. Which of the following compounds is an example of stereoisomerism in hydrocarbons?

Accepted Answer

cis-2-butene

Answer

2-methylbutene

Answer

1-butene

Answer

butane

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