26 challenging multiple-choice questions at the advanced level covering various organic chemistry functional groups, along with detailed solutions
**Question 1: Functional Groups**
Which functional group is present in CH₃-CH₂-C≡N?
a) Alcohol
b) Alkene
c) Alkyne
d) Nitrile
**Solution:**
c) Alkyne
**Question 2: Functional Groups**
What functional group is found in both aldehydes and ketones?
a) Hydroxyl
b) Carbonyl
c) Alkene
d) Alkyne
**Solution:**
b) Carbonyl
**Question 3: Functional Groups**
Which functional group is present in CH₃-CH₂-CH₂-CHO?
a) Alcohol
b) Alkene
c) Aldehyde
d) Ketone
**Solution:**
c) Aldehyde
**Question 4: Functional Groups**
What is the functional group in CH₃-CH₂-COOH?
a) Alcohol
b) Carboxylic acid
c) Aldehyde
d) Ketone
**Solution:**
b) Carboxylic acid
**Question 5: Functional Groups**
Which functional group is present in CH₃-CH₂-CH₂-OH?
a) Alkene
b) Alcohol
c) Aldehyde
d) Ketone
**Solution:**
b) Alcohol
**Question 6: Functional Groups**
What is the functional group in CH₃-CH₂-CH₂-CH₂-CHO?
a) Alcohol
b) Alkene
c) Aldehyde
d) Ketone
**Solution:**
c) Aldehyde
**Question 7: Functional Groups**
Which functional group is present in CH₃-C≡N?
a) Alcohol
b) Alkene
c) Alkyne
d) Nitrile
**Solution:**
d) Nitrile
**Question 8: Functional Groups**
What functional group is found in both carboxylic acids and esters?
a) Hydroxyl
b) Carbonyl
c) Alkene
d) Carboxyl
**Solution:**
d) Carboxyl
**Question 9: Functional Groups**
Which functional group is present in CH₃-CH₂-CH₂-COOCH₃?
a) Alcohol
b) Ester
c) Aldehyde
d) Ketone
**Solution:**
b) Ester
**Question 10: Functional Groups**
What is the functional group in CH₃-CH₂-CH₂-CH₂-COOH?
a) Alcohol
b) Carboxylic acid
c) Alkene
d) Ester
**Solution:**
b) Carboxylic acid
**Question 11: Functional Groups**
Which functional group is present in CH₃-CH₂-CH₂-CH₂-NH₂?
a) Alcohol
b) Amine
c) Aldehyde
d) Ketone
**Solution:**
b) Amine
**Question 12: Functional Groups**
What functional group is found in both alcohols and phenols?
a) Hydroxyl
b) Carbonyl
c) Alkene
d) Aldehyde
**Solution:**
a) Hydroxyl
**Question 13: Functional Groups**
Which functional group is present in CH₃-CH₂-CH₂-SH?
a) Alcohol
b) Thiol
c) Aldehyde
d) Ketone
**Solution:**
b) Thiol
**Question 14: Functional Groups**
What is the functional group in CH₃-CH₂-CH₂-COOCH₃?
a) Alcohol
b) Ester
c) Aldehyde
d) Ketone
**Solution:**
b) Ester
**Question 15: Functional Groups**
Which functional group is present in CH₃-CH₂-COCH₃?
a) Alcohol
b) Alkene
c) Aldehyde
d) Ketone
**Solution:**
d) Ketone
**Question 16: Functional Groups**
What functional group is found in both ethers and esters?
a) Hydroxyl
b) Carbonyl
c) Alkene
d) Ether
**Solution:**
d) Ether
**Question 17: Functional Groups**
Which functional group is present in CH₃-CH₂-CHO?
a) Alcohol
b) Alkene
c) Aldehyde
d) Ketone
**Solution:**
c) Aldehyde
**Question 18: Functional Groups**
What is the functional group in CH₃-CH₂-COOCH₂CH₃?
a) Alcohol
b) Carboxylic acid
c) Alkene
d) Ester
**Solution:**
d) Ester
**Question 19: Functional Groups**
Which functional group is present in CH₃-CH₂-CH₂-CH₂-CHO?
a) Alcohol
b) Alkene
c) Aldehyde
d) Ketone
**Solution:**
c) Aldehyde
**Question 20: Functional Groups**
What functional group is found in both alcohols and amines?
a) Hydroxyl
b) Carbonyl
c) Alkene
d) Amine
**Solution:**
a) Hydroxyl
**Question 21: Functional Groups**
Which functional group is present in CH₃-CH₂-CH₂-CH₂-CH₂-CHO?
a) Alcohol
b) Alkene
c) Aldehyde
d) Ketone
**Solution:**
c) Aldehyde
**Question 22: Functional Groups**
What is the functional group in CH₃-CH₂-SH?
a) Alcohol
b) Thiol
c) Aldehyde
d) Ketone
**Solution:**
b) Thiol
**Question 23: Functional Groups**
Which functional group is present in CH₃-CH₂-O-CH₃?
a) Alcohol
b) Ester
c) Aldehyde
d) Ether
**Solution:**
d) Ether
**Question 24: Functional Groups**
What functional group is found in both carboxylic acids and amides?
a) Hydroxyl
b) Carbonyl
c) Alkene
d) Amide
**Solution:**
d) Amide
**Question 25: Functional Groups**
Which functional group is present in CH₃-CH₂-CHO?
a) Alcohol
b) Alkene
c) Aldehyde
d) Ketone
**Solution:**
c) Aldehyde
**Question 26: Functional Groups**
What is the functional group in CH₃-CH₂-COOCH₃?
a) Alcohol
b) Ester
c) Aldehyde
d) Ketone
**Solution:**
b) Ester
These advanced-level multiple-choice questions cover a wide range of organic chemistry functional groups, and the detailed solutions provide explanations to help you understand the correct answers.
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