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Free download in PDF Organic Chemistry Multiple Choice Questions and Answers for competitive exams. These short objective type questions with answers are very important for Board exams as well as competitive exams like UPSC, NDA, SSC etc. These short solved questions or quizzes are provided by Gkseries./p>
(1)
Which of the following compound has more boiling point than ketones?
[A]
Alcohol
[B]
Alkanes
[C]
Aldehyde
[D]
Ether
(2)
Which of the following has highest boiling point?
[A]
2-hexanone
[B]
2-pentanone
[C]
butanoic acid
[D]
3-methyl-2-butanone
Answer: 3-methyl-2-butanone
(3)
Which of the following is more volatile?
[A]
Carboxylic acid
[B]
Alcohol
[C]
Ketones
[D]
Aldehyde
(4)
Why ketones are volatile in nature?
[A]
Due to molecular weight
[B]
Hydrogen bonding
[C]
Neither hydrogen bond donor nor acceptor
[D]
Weak bonding
Answer: Neither hydrogen bond donor nor acceptor
(5)
Why ketones are used as solvent?
[A]
Due to molecular weight
[B]
Hydrogen bonding
[C]
Neither hydrogen bond donor nor acceptor
[D]
Weak bonding
Answer: Neither hydrogen bond donor nor acceptor
(6)
Which of the ketones are used in nail paint removers?
[A]
Cyclopropenone
[B]
Isopropyl acetone
[C]
butanone
[D]
Methyl ethyl ketone
Answer: Isopropyl acetone
(7)
Which of the following is the used as solvent in gums, resins, nitrocellulose?
[A]
Cyclopropenone
[B]
Isopropyl acetone
[C]
butanone
[D]
Methyl ethyl ketone
(8)
Which of the following is also known as model cement?
[A]
Cyclopropenone
[B]
butanone
[C]
Isopropyl acetone
[D]
Methyl ethyl ketone
Answer: Isopropyl acetone
(9)
Which of the following is a toxic ketone?
[A]
butanone
[B]
Acetone
[C]
Methyl ethyl ether
[D]
Methyl vinyl ketone
Answer: Methyl vinyl ketone
(10)
Which of the following cannot be used for the characterisation of ketone by spectroscopy?
[A]
1H NMR
[B]
Infra-red spectrum
[C]
13C NMR
[D]
UV spectroscopy
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