How can I prepare for Chemistry Alcohols And Phenols Online Mcqs Test online?

You can prepare for Chemistry Alcohols And Phenols Online Mcqs Test by attempting the free online quizzes at Gotest.com.pk. We provide instant results and answer explanations.

Is this test helpful for PPSC and NTS exams?

Yes, the MCQs in Chemistry Alcohols And Phenols Online Mcqs Test are selected from past papers of PPSC, NTS, and FPSC to ensure relevance to the latest syllabus.

Home/Chemistry Mcqs/Chemistry Alcohols And Phenols Online Mcqs Test

Chemistry Alcohols And Phenols Online Mcqs Test

Mustansar KhanLast Updated: October 14, 2025

Important Chemistry Alcohols And Phenols Question and Answer

Total Questions:	98
Time Allowed:	40 Minutes
Total Marks:	98
How to Attempt Test:	Please choose the right Option in MCQ-type question.
Test Helpful For:	Chemistry Test ECAT Test MDCAT Test FPSC/PPSC/SPSC/KPPSC/BPSC/AJKPSC/NTS Chemistry Interview Question Answer

Chemistry Alcohols And Phenols Practice Test Online With Explanation

Please wait...

Page 1 of 4

Uncategorized

1. Which reagent can oxidize a primary alcohol to a carboxylic acid?

NaOH

HCl

NH₃

KMnO₄

2. Which of the following reacts fastest in Lucas test?

Methanol

Tert-butanol

2-propanol

Ethanol

3. Phenol is more acidic than alcohol due to:

Solubility in water

Resonance stabilization of phenoxide ion

High molecular weight

High boiling point

4. Which of the following reacts fastest in Lucas test?

Ethanol

2-propanol

Methanol

Tert-butanol

5. What is the IUPAC name of phenol?

Benzenol

Benzyl alcohol

Hydroxybenzene

Benzene hydroxide

6. Which compound is more acidic?

Phenol

Propanol

Methanol

Ethanol

7. What is the IUPAC name of phenol?

Benzenol

Benzyl alcohol

Hydroxybenzene

Benzene hydroxide

8. Which alcohol gives a positive iodoform test?

Methanol

Ethanol

Propanol

Benzyl alcohol

9. Which of the following has the highest boiling point?

Methanol

Ethanol

Propanol

Glycerol

10. Which alcohol gives a positive iodoform test?

Methanol

Propanol

Ethanol

Benzyl alcohol

11. Which type of alcohol forms esters most readily?

Secondary

Aromatic

Tertiary

Primary

12. Which type of alcohol is isopropyl alcohol?

Aromatic

Secondary

Tertiary

Primary

13. Which product is formed when ethanol is heated with acetic acid and concentrated H₂SO₄?

Ethene

Acetaldehyde

Ethyl acetate

Acetic anhydride

14. Which reagent can oxidize a primary alcohol to a carboxylic acid?

NH₃

HCl

KMnO₄

NaOH

15. What happens to alcohol in the presence of concentrated H₂SO₄ and heat?

Halogenation

Esterification

Dehydration to form alkene

Oxidation

16. Which type of alcohol forms esters most readily?

Tertiary

Secondary

Aromatic

Primary

17. Which of the following reactions is not typical for alcohols?

Dehydration

Esterification

Friedel-Crafts alkylation

Oxidation

18. In electrophilic substitution, phenol reacts most readily at:

Para and ortho positions

Only ortho position

Meta position

Only para position

19. Which of the following alcohols is miscible in water in all proportions?

Methanol

Pentanol

Propanol

Butanol

20. What is the major product when phenol reacts with nitric acid?

Nitrobenzene

o-Nitrophenol

m-Nitrophenol

Benzene

21. Which reagent converts alcohols into alkyl halides?

KOH

HCl/ZnCl₂

Na₂CO₃

H₂O

22. What functional group is present in alcohols?

–CHO

–NH₂

–COOH

–OH

23. Which of the following alcohols is tertiary?

(CH₃)₃COH

CH₃CH(OH)CH₃

CH₃CH₂OH

CH₃OH

24. Which compound is formed when two alcohol molecules combine in acidic conditions?

Aldehyde

Ketone

Amine

Ether

25. Which of the following statements is true?

Phenols undergo SN1 reactions

Alcohols have aromatic rings

Alcohols react faster with bromine water

Phenols are more acidic than alcohols

Page 2 of 4

26. In the Lucas test, tertiary alcohols react:

With heating only

Slowly

Immediately at room temperature

Not at all

27. Which type of alcohol is isopropyl alcohol?

Aromatic

Secondary

Tertiary

Primary

28. Which compound is formed when two alcohol molecules combine in acidic conditions?

Ether

Aldehyde

Ketone

Amine

29. In electrophilic substitution, phenol reacts most readily at:

Para and ortho positions

Only ortho position

Only para position

Meta position

30. Alcohols react with carboxylic acids to form:

Ketones

Aldehydes

Esters

Ethers

31. Alcohols differ from phenols in that alcohols:

Are more acidic

Do not show electrophilic aromatic substitution

Are aromatic

Are less soluble in water

32. Which of the following reactions is not typical for alcohols?

Oxidation

Esterification

Dehydration

Friedel-Crafts alkylation

33. Which of the following is the correct IUPAC name for CH₃CH₂OH?

Ethyl alcohol

Methanol

Propanol

Ethanol

34. Phenol reacts with bromine water to give:

Benzyl bromide

2,4,6-tribromophenol

4-bromophenol

2-bromophenol

35. Which of the following reactions does phenol undergo easily?

Electrophilic aromatic substitution

Free radical substitution

Nucleophilic substitution

Addition reaction

36. Which alcohol can be oxidized to form a ketone?

Ethanol

Tert-butanol

2-propanol

Methanol

37. Which reaction forms phenol from benzene?

Friedel-Crafts alkylation

Dow’s process (chlorobenzene + NaOH)

Sulfonation

Nitration

38. Which of the following gives violet color with neutral FeCl₃?

Ethanol

2-propanol

Phenol

Methanol

39. Which of the following alcohols is miscible in water in all proportions?

Butanol

Pentanol

Propanol

Methanol

40. What is the main difference between alcohol and phenol?

Phenols have –OH directly bonded to benzene

Alcohols have aromatic rings

Alcohols contain carbonyl groups

Phenols are saturated

41. Which alcohol cannot be oxidized to a carbonyl compound?

Methanol

Tert-butanol

2-propanol

Ethanol

42. The –OH group in phenol makes it:

Electron-withdrawing

Electron-donating

Non-polar

Electrically neutral

43. Which test is used to distinguish between alcohol and phenol?

Ferric chloride test

Lucas test

Tollen’s test

Benedict’s test

44. Which of the following reactions does phenol undergo easily?

Free radical substitution

Electrophilic aromatic substitution

Nucleophilic substitution

Addition reaction

45. Which of the following is not a method to prepare alcohols?

Hydroboration

Nitration of alkanes

Reduction of carbonyl compounds

Hydrolysis of alkyl halides

46. Which of the following alcohols is tertiary?

CH₃CH₂OH

CH₃OH

(CH₃)₃COH

CH₃CH(OH)CH₃

47. Which of the following best distinguishes alcohols from phenols?

Phenols form ketones

Alcohols have higher boiling point

Alcohols are colored

Phenols give violet color with FeCl₃

48. Which of the following is an example of a dihydric alcohol?

Ethylene glycol

Glycerol

Methanol

Ethanol

49. Which of the following gives a neutral solution in water?

Acetic acid

Phenol

HCl

Ethanol

50. In the Lucas test, tertiary alcohols react:

With heating only

Slowly

Immediately at room temperature

Not at all

Page 3 of 4

51. Which acid is used in esterification of alcohols?

Nitric acid

Sulfuric acid

Acetic acid

Hydrochloric acid

52. What is formed when phenol reacts with sodium metal?

Phenyl chloride

Sodium phenoxide

Toluene

Benzene

53. The –OH group in phenol makes it:

Electrically neutral

Non-polar

Electron-donating

Electron-withdrawing

54. Which reagent converts alcohols into alkyl halides?

HCl/ZnCl₂

KOH

H₂O

Na₂CO₃

55. Which alcohol can be oxidized to form a ketone?

Methanol

Ethanol

Tert-butanol

2-propanol

56. What is the hybridization of oxygen in an alcohol molecule?

sp²

sp³

sp²d

57. What happens to alcohol in the presence of concentrated H₂SO₄ and heat?

Dehydration to form alkene

Halogenation

Esterification

Oxidation

58. Which of the following is most reactive in dehydration to form alkenes?

Methanol

2-propanol

Ethanol

Tert-butanol

59. Which of the following is most acidic?

Water

Ethanol

Phenol

Methanol

60. Which of the following gives a neutral solution in water?

Phenol

HCl

Ethanol

Acetic acid

61. Phenol reacts with acetic anhydride to form:

Acid

Ester

Ketone

Ether

62. What is the main difference between alcohol and phenol?

Alcohols contain carbonyl groups

Phenols are saturated

Alcohols have aromatic rings

Phenols have –OH directly bonded to benzene

63. Which test is used to distinguish between alcohol and phenol?

Benedict’s test

Ferric chloride test

Tollen’s test

Lucas test

64. Which of the following will give a fruity smell on reaction with a carboxylic acid?

Ethanol

Butanol

Methanol

Phenol

65. Which of the following is not a method to prepare alcohols?

Nitration of alkanes

Hydroboration

Hydrolysis of alkyl halides

Reduction of carbonyl compounds

66. Which class of alcohol is CH₃CH₂CH₂OH?

Secondary

Primary

Quaternary

Tertiary

67. Which of the following can undergo both SN1 and E1 reactions?

Secondary alcohol

Phenol

Tertiary alcohol

Primary alcohol

68. Which acid is used in esterification of alcohols?

Nitric acid

Acetic acid

Sulfuric acid

Hydrochloric acid

69. Alcohols differ from phenols in that alcohols:

Are less soluble in water

Are aromatic

Are more acidic

Do not show electrophilic aromatic substitution

70. Which of the following is most reactive in dehydration to form alkenes?

Methanol

2-propanol

Ethanol

Tert-butanol

71. Which of the following is most acidic?

Water

Phenol

Ethanol

Methanol

72. Which product is formed when ethanol is heated with acetic acid and concentrated H₂SO₄?

Acetic anhydride

Acetaldehyde

Ethyl acetate

Ethene

73. What is formed when phenol reacts with sodium metal?

Benzene

Sodium phenoxide

Phenyl chloride

Toluene

74. Phenol reacts with acetic anhydride to form:

Ketone

Ether

Acid

Ester

75. Which of the following is the correct IUPAC name for CH₃CH₂OH?

Methanol

Ethanol

Propanol

Ethyl alcohol

Page 4 of 4

76. Phenol reacts with bromine water to give:

Benzyl bromide

2-bromophenol

2,4,6-tribromophenol

4-bromophenol

77. Which of the following best distinguishes alcohols from phenols?

Alcohols are colored

Alcohols have higher boiling point

Phenols give violet color with FeCl₃

Phenols form ketones

78. Which of the following is an example of a dihydric alcohol?

Methanol

Ethylene glycol

Glycerol

Ethanol

79. Which of the following has the highest boiling point?

Methanol

Ethanol

Glycerol

Propanol

80. Which is more reactive towards electrophilic substitution?

Aniline

Phenol

Toluene

Benzene

81. Which alcohol cannot be oxidized to a carbonyl compound?

2-propanol

Ethanol

Tert-butanol

Methanol

82. What is the hybridization of oxygen in an alcohol molecule?

sp²d

sp²

sp³

83. Which class of alcohol is CH₃CH₂CH₂OH?

Primary

Secondary

Tertiary

Quaternary

84. Which of the following gives violet color with neutral FeCl₃?

Methanol

Ethanol

2-propanol

Phenol

85. Which compound is more acidic?

Methanol

Phenol

Propanol

Ethanol

86. Which of the following will give a fruity smell on reaction with a carboxylic acid?

Butanol

Methanol

Ethanol

Phenol

87. Which alcohol is commonly used in hand sanitizers?

Butanol

Ethanol

Methanol

Propan-1-ol

88. What is the major product when phenol reacts with nitric acid?

m-Nitrophenol

Nitrobenzene

Benzene

o-Nitrophenol

89. Which reaction forms phenol from benzene?

Sulfonation

Dow’s process (chlorobenzene + NaOH)

Friedel-Crafts alkylation

Nitration

90. Which of the following statements is true?

Phenols undergo SN1 reactions

Alcohols have aromatic rings

Alcohols react faster with bromine water

Phenols are more acidic than alcohols

91. Which of the following can undergo both SN1 and E1 reactions?

Primary alcohol

Secondary alcohol

Phenol

Tertiary alcohol

92. Which is more reactive towards electrophilic substitution?

Toluene

Phenol

Aniline

Benzene

93. Phenol is more acidic than alcohol due to:

Solubility in water

High molecular weight

Resonance stabilization of phenoxide ion

High boiling point

94. What functional group is present in alcohols?

–COOH

–NH₂

–CHO

–OH

95. Which of the following is used in the manufacture of aspirin?

Ethanol

Salicylic acid

Phenol

Acetic acid

96. Which of the following is used in the manufacture of aspirin?

Acetic acid

Ethanol

Phenol

Salicylic acid

97. Alcohols react with carboxylic acids to form:

Ethers

Aldehydes

Esters

Ketones

98. Which alcohol is commonly used in hand sanitizers?

Ethanol

Propan-1-ol

Methanol

Butanol

Complete Guide for Chemistry Alcohols And Phenols Online Mcqs Test

Chemistry Alcohols And Phenols Online Mcqs Test is a crucial part of the selection process for government jobs and entrance exams. This online test allows you to practice without any cost.

Why Take This Test?

We have compiled these questions from past papers of PPSC, FPSC, NTS, and OTS. By attempting this quiz, you will:

Understand the difficulty level of the actual exam.
Identify your weak areas in General Knowledge and Current Affairs.

Note: At the end of the quiz, you will see a detailed result card with the correct answers.

Important Chemistry Alcohols And Phenols Question and Answer

Chemistry Alcohols And Phenols Practice Test Online With Explanation

Uncategorized

Complete Guide for Chemistry Alcohols And Phenols Online Mcqs Test

Why Take This Test?

You May Also Like

Mustansar Khan

Leave a Reply Cancel reply