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Organic Chemistry Multiple Choice Questions and Answers – Classification of Organic Compounds

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>

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(1) Organic compounds are broadly classified as _________
[A] Open chain compounds and acyclic compounds
[B] Open chain compounds and linear chain compounds
[C] Cyclic compounds and alicyclic compounds
[D] alicyclic compounds and acyclic compounds
Answer: alicyclic compounds and acyclic compounds
(2) Aliphatic compound is the other name for _________
[A] Acyclic compounds
[B] Alicyclic compounds
[C] Ring compounds
[D] Closed chain compounds
Answer: Acyclic compounds
(3) Which among the following is not an example of Acyclic compound?
[A] Acetaldehyde
[B] Ethane
[C] Cyclopropane
[D] Isobutane
Answer: Cyclopropane
(4) Which among the following is not an example of alicyclic compound?
[A] Cyclohexane
[B] Cyclohexene
[C] Tetrahydrofuran
[D] Acetic acid
Answer: Acetic acid
(5) Which among the following is not an aromatic compound (in specific)?
[A] Naphthalene
[B] Aniline
[C] Pyridine
[D] Tropolone
Answer: Pyridine
(6) Find the odd one among the following.
[A] Alicyclic compounds
[B] Heterogeneous compounds
[C] Branched chain compounds
[D] Aromatic compounds
Answer: Branched chain compounds
(7) Identify the odd one among the following.
[A] Indene
[B] Anthracene
[C] o,m,p-xylene
[D] Azulene
Answer: Azulene
(8) Organic compounds can be classified even based upon the function groups. Identify the one which is not a functional group?
[A] Isocyanide
[B] Isocyano
[C] Carboxyl
[D] Carbonyl
Answer: Isocyanide
(9) Which among the following is not a class of organic compound?
[A] Carbonyl compound
[B] Nitro compound
[C] Amides
[D] Electro compounds
Answer: Electro compounds
(10) Which among these is not associated with aliphatic compounds?
[A] They contain (4n+2)pi electrons
[B] Contain straight chain compounds
[C] Contain branched chain compounds
[D] Has appropriate number of H-atoms and functional groups
Answer: They contain (4n+2)pi electrons
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