Which of the following is a common use of ethanol?
a) As a fuel
b) As a detergent
c) As a synthetic polymer
d) As a solvent for metals
Answer: a) As a fuel
Which of the following compounds is used as a solvent in industrial processes?
a) Acetic acid
b) Methanol
c) Ethyl alcohol
d) Butanol
Answer: b) Methanol
The reaction of an alcohol with a carboxylic acid in the presence of sulfuric acid produces:
a) An ester and water
b) An alcohol and water
c) A carboxylic acid and water
d) A ketone and water
Answer: a) An ester and water
Which of the following compounds is a component of natural gas?
a) Methane
b) Ethanol
c) Propanol
d) Butanol
Answer: a) Methane
The compound with the formula CH₃COOH is known as:
a) Acetic acid
b) Ethanol
c) Methanol
d) Propanol
Answer: a) Acetic acid
Which of the following methods is used to distinguish between aldehydes and ketones?
a) Bromine water test
b) Fehling’s solution test
c) Tollens’ test
d) Sodium hydroxide test
Answer: c) Tollens’ test
Which reagent is used to test for the presence of an alcohol?
a) Sodium metal
b) Fehling’s solution
c) Bromine water
d) Potassium permanganate
Answer: a) Sodium metal
The product of the reaction of an alkyl halide with a strong base is:
a) An alcohol
b) An alkene
c) An alkane
d) A haloalkane
Answer: b) An alkene
Which of the following compounds is used as a disinfectant in hospitals?
a) Ethanol
b) Methanol
c) Propanone
d) Butanol
Answer: a) Ethanol
The process of removing a water molecule from a molecule of alcohol is called:
a) Hydration
b) Hydrogenation
c) Dehydration
d) Oxidation
Answer: c) Dehydration
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