General Methods of Preparation, Properties, and Reactions NEET Questions

Organic Chemistry - Organic Compounds Containing Halogens

General Methods of Preparation, Properties, and Reactions MCQ Questions


13.
Dehydration of alcohols gives:
A.
Alkenes
B.
Alkanes
C.
Acids
D.
Aldehydes
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ANSWER :
A. Alkenes
14.
What is the major product of the reaction of an alcohol with a carboxylic acid?
A.
Acid
B.
Alcohol
C.
Ester
D.
None of the above
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ANSWER :
C. Ester
15.
What is the major product when an alkene reacts with HBr in the presence of peroxide?
A.
Substitution
B.
Markovnikov addition
C.
Anti-Markovnikov addition
D.
Elimination
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ANSWER :
C. Anti-Markovnikov addition
16.
Which of the following is a strong oxidizing agent for alcohols?
A.
Chromic acid
B.
Sodium bicarbonate
C.
Sodium hydroxide
D.
Acetone
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ANSWER :
A. Chromic acid
17.
What is the product formed when phenol reacts with bromine water?
A.
2-bromophenol
B.
Bromobenzene
C.
2,4,6-tribromophenol
D.
No reaction
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ANSWER :
C. 2,4,6-tribromophenol
18.
Ethylene is industrially prepared by

NEET - 2019

A.
Dehydrogenation of ethanol
B.
Hydration of ethyne
C.
Dehydration of ethanol
D.
Cracking of ethane
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ANSWER :
C. Dehydration of ethanol