Q. What is the product of the hydrolysis of ethyl acetate in the presence of a strong acid?
-
A.
Ethanol and Acetic Acid
-
B.
Ethylene and Water
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C.
Acetic Anhydride
-
D.
Ethyl Alcohol
Solution
Hydrolysis of ethyl acetate in acid gives ethanol and acetic acid.
Correct Answer: A — Ethanol and Acetic Acid
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Q. What is the product of the oxidation of a primary alcohol?
-
A.
Aldehyde
-
B.
Ketone
-
C.
Carboxylic acid
-
D.
Alkane
Solution
The oxidation of a primary alcohol results in the formation of an aldehyde.
Correct Answer: A — Aldehyde
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Q. What is the product of the ozonolysis of 1-pentene?
-
A.
Pentanal
-
B.
Acetaldehyde
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C.
Butan-2-one
-
D.
Propanoic acid
Solution
Ozonolysis of 1-pentene yields pentanal as one of the products.
Correct Answer: A — Pentanal
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Q. What is the product of the reaction between 1-bromopropane and sodium ethoxide?
-
A.
Ethyl propyl ether
-
B.
Propyl ethyl ether
-
C.
1-bromo-2-ethylpropane
-
D.
No reaction
Solution
The reaction of 1-bromopropane with sodium ethoxide leads to the formation of ethyl propyl ether through nucleophilic substitution.
Correct Answer: A — Ethyl propyl ether
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Q. What is the product of the reaction between 1-butyne and HBr?
-
A.
1-bromobutane
-
B.
2-bromobutane
-
C.
butane
-
D.
butyne
Solution
The reaction of 1-butyne with HBr leads to the formation of 2-bromobutane due to Markovnikov's rule.
Correct Answer: B — 2-bromobutane
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Q. What is the product of the reaction between 1-chlorobutane and potassium cyanide?
-
A.
1-cyanobutane
-
B.
2-cyanobutane
-
C.
butane
-
D.
no reaction
Solution
1-cyanobutane is formed through nucleophilic substitution where the cyanide ion acts as a nucleophile.
Correct Answer: A — 1-cyanobutane
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Q. What is the product of the reaction between a carboxylic acid and an alcohol?
-
A.
Amide
-
B.
Ester
-
C.
Aldehyde
-
D.
Ketone
Solution
The reaction between a carboxylic acid and an alcohol produces an ester.
Correct Answer: B — Ester
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Q. What is the product of the reaction between acetic acid and sodium bicarbonate?
-
A.
Sodium acetate
-
B.
Carbon dioxide
-
C.
Water
-
D.
All of the above
Solution
The reaction produces sodium acetate, carbon dioxide, and water, making 'All of the above' the correct answer.
Correct Answer: D — All of the above
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Q. What is the product of the reaction between acetone and iodine in the presence of a base?
-
A.
Iodoacetone
-
B.
Iodoform
-
C.
Bromoacetone
-
D.
Chloroacetone
Solution
The product is Iodoform, formed from the reaction of acetone with iodine in the presence of a base.
Correct Answer: B — Iodoform
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Q. What is the product of the reaction between an alcohol and a carboxylic acid?
-
A.
Ester
-
B.
Ether
-
C.
Aldehyde
-
D.
Ketone
Solution
The reaction between an alcohol and a carboxylic acid produces an ester through a process called esterification.
Correct Answer: A — Ester
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Q. What is the product of the reaction between an aldehyde and a Grignard reagent?
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A.
Alcohol
-
B.
Ketone
-
C.
Carboxylic acid
-
D.
Alkane
Solution
The reaction between an aldehyde and a Grignard reagent produces a secondary alcohol after hydrolysis.
Correct Answer: A — Alcohol
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Q. What is the product of the reaction between an aldehyde and a primary amine?
-
A.
Imine
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B.
Amide
-
C.
Amino acid
-
D.
Alcohol
Solution
The reaction between an aldehyde and a primary amine produces an imine.
Correct Answer: A — Imine
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Q. What is the product of the reaction between an amine and an acyl chloride?
-
A.
Amide
-
B.
Ester
-
C.
Carboxylic acid
-
D.
Alcohol
Solution
Amines react with acyl chlorides to form amides through a nucleophilic acyl substitution reaction.
Correct Answer: A — Amide
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Q. What is the product of the reaction between benzene and bromine in the presence of FeBr3?
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A.
Bromobenzene
-
B.
Benzyl bromide
-
C.
Bromocyclohexane
-
D.
Phenol
Solution
The reaction of benzene with bromine in the presence of a Lewis acid like FeBr3 leads to the formation of bromobenzene.
Correct Answer: A — Bromobenzene
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Q. What is the product of the reaction between chlorobenzene and sodium hydroxide at high temperature?
-
A.
Phenol
-
B.
Benzyl alcohol
-
C.
Chlorobenzene
-
D.
Sodium phenoxide
Solution
Chlorobenzene reacts with sodium hydroxide in the presence of heat to form phenol via nucleophilic substitution.
Correct Answer: A — Phenol
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Q. What is the product of the reaction between phenol and bromine water?
-
A.
Bromobenzene
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B.
2,4,6-tribromophenol
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C.
Bromophenol
-
D.
Bromobutane
Solution
Phenol reacts with bromine water to form 2,4,6-tribromophenol, a white precipitate.
Correct Answer: B — 2,4,6-tribromophenol
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Q. What is the product of the reaction between phenol and bromine?
-
A.
Bromobenzene
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B.
Bromophenol
-
C.
Bromobutane
-
D.
No reaction
Solution
Phenol reacts with bromine to form bromophenol, which is a substitution reaction.
Correct Answer: B — Bromophenol
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Q. What is the product of the reaction of 1-butyne with HBr?
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A.
1-bromobutane
-
B.
2-bromobutane
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C.
Butane
-
D.
Butyne
Solution
The reaction of 1-butyne with HBr leads to the formation of 2-bromobutane due to Markovnikov's rule.
Correct Answer: B — 2-bromobutane
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Q. What is the product of the reaction of an alcohol with a carboxylic acid?
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A.
Ester
-
B.
Ether
-
C.
Aldehyde
-
D.
Ketone
Solution
The reaction of an alcohol with a carboxylic acid produces an ester through a process called esterification.
Correct Answer: A — Ester
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Q. What is the product of the reaction of chlorobenzene with sodium hydroxide at high temperature?
-
A.
Phenol
-
B.
Benzene
-
C.
Chlorobenzene
-
D.
Sodium chloride
Solution
The reaction of chlorobenzene with sodium hydroxide at high temperature leads to the formation of phenol through nucleophilic aromatic substitution.
Correct Answer: A — Phenol
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Q. What is the product of the reaction of ethylene with chlorine?
-
A.
Ethyl chloride
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B.
1,2-dichloroethane
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C.
Chloroethane
-
D.
Ethylene dichloride
Solution
The reaction of ethylene with chlorine results in the formation of 1,2-dichloroethane through an electrophilic addition mechanism.
Correct Answer: B — 1,2-dichloroethane
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Q. What is the product of the reaction of propene with HBr?
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A.
1-Bromopropane
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B.
2-Bromopropane
-
C.
Propyl bromide
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D.
Bromopropene
Solution
The reaction follows Markovnikov's rule, leading to the formation of 2-Bromopropane.
Correct Answer: B — 2-Bromopropane
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Q. What is the product when propan-2-one reacts with iodine in the presence of a base?
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A.
Iodoform
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B.
Bromoform
-
C.
Chloroform
-
D.
No reaction
Solution
Propan-2-one reacts with iodine in the presence of a base to form iodoform (CHI3).
Correct Answer: A — Iodoform
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Q. What is the rate law expression for a reaction with the rate equation rate = k[A]^2[B]?
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A.
rate = k[A][B]
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B.
rate = k[A]^2
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C.
rate = k[A]^2[B]
-
D.
rate = k[B]
Solution
The rate law expression is derived directly from the rate equation, which is given as rate = k[A]^2[B].
Correct Answer: C — rate = k[A]^2[B]
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Q. What is the reducing agent in the reaction 2MnO4- + 5C2O4^2- + 6H+ → 2Mn^2+ + 10CO2 + 3H2O?
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A.
MnO4-
-
B.
C2O4^2-
-
C.
H+
-
D.
CO2
Solution
C2O4^2- is the reducing agent as it donates electrons.
Correct Answer: B — C2O4^2-
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Q. What is the reducing agent in the reaction Zn + CuSO4 → ZnSO4 + Cu?
-
A.
Zn
-
B.
Cu
-
C.
CuSO4
-
D.
ZnSO4
Solution
Zinc (Zn) is the reducing agent as it donates electrons to copper.
Correct Answer: A — Zn
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Q. What is the reduction half-reaction for the conversion of MnO4- to Mn2+ in acidic medium?
-
A.
MnO4- + 8H+ + 5e- → Mn2+ + 4H2O
-
B.
MnO4- + 5e- → Mn2+ + 8H+ + 4H2O
-
C.
MnO4- + 4H2O + 5e- → Mn2+ + 8H+
-
D.
MnO4- + 5e- + 4H2O → Mn2+ + 8H+
Solution
The correct reduction half-reaction in acidic medium is MnO4- + 8H+ + 5e- → Mn2+ + 4H2O.
Correct Answer: A — MnO4- + 8H+ + 5e- → Mn2+ + 4H2O
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Q. What is the reduction half-reaction for the reaction 2MnO4- + 16H+ + 10e- → 2Mn2+ + 8H2O?
-
A.
MnO4- + 8H2O + 10e- → Mn2+ + 16H+
-
B.
MnO4- + 10e- + 8H+ → Mn2+ + 4H2O
-
C.
MnO4- + 10e- → Mn2+ + 8H2O
-
D.
MnO4- + 16H+ → Mn2+ + 10e- + 8H2O
Solution
The correct reduction half-reaction shows the gain of electrons and protons.
Correct Answer: B — MnO4- + 10e- + 8H+ → Mn2+ + 4H2O
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Q. What is the reduction half-reaction for the reaction of copper(II) ions with zinc?
-
A.
Cu^2+ + 2e^- → Cu
-
B.
Zn → Zn^2+ + 2e^-
-
C.
Cu → Cu^2+ + 2e^-
-
D.
Zn^2+ + 2e^- → Zn
Solution
The reduction half-reaction is Cu^2+ + 2e^- → Cu.
Correct Answer: A — Cu^2+ + 2e^- → Cu
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Q. What is the reduction half-reaction for the reaction of MnO4- in acidic medium?
-
A.
MnO4- + 8H+ + 5e- → Mn2+ + 4H2O
-
B.
MnO4- + 3e- → MnO2 + 2H2O
-
C.
MnO4- + 2e- → MnO2 + 4H+
-
D.
MnO4- + 4e- + 8H+ → MnO2 + 4H2O
Solution
In acidic medium, MnO4- is reduced to Mn2+.
Correct Answer: A — MnO4- + 8H+ + 5e- → Mn2+ + 4H2O
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