- 1. What is the functional group of alcohols?
A) Carboxyl (-COOH)
B) Amino (-NH2)
C) Hydroxyl (-OH)
D) Ester (-COOR)
- 2. Which compound is an example of an aromatic hydrocarbon?
A) Benzene
B) Pentane
C) Cyclopentene
D) Cyclohexane
- 3. What type of reaction is the conversion of an alkene to an alkane?
A) Oxidation
B) Dehydrogenation
C) Hydrogenation
D) Hydrolysis
- 4. Which of the following is a common test for unsaturation in organic compounds?
A) Litmus test
B) Iodine test
C) Barfoed's test
D) Bromine test
- 5. Which functional group is characteristic of ketones?
A) Carboxyl (-COOH)
B) Carbonyl (C=O)
C) Aldehyde (RCHO)
D) Hydroxyl (R-OH)
- 6. Which class of organic compounds does DNA belong to?
A) Lipids
B) Carbohydrates
C) Proteins
D) Nucleic acids
- 7. What is the primary structure of proteins made of?
A) Fatty acids
B) Sugars
C) Amino acids
D) Nucleotides
- 8. What type of carbon compound is formed by a nitrogen atom bonded to a carbon chain?
A) Carboxylic acid
B) Amine
C) Amide
D) Ester
- 9. What type of organic reaction involves the breaking of a bond with water?
A) Elimination
B) Hydrolysis
C) Condensation
D) Synthesis
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