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