Organic Chemistry -Multiple Choice Questions Quiz

Interactive MCQs on “Organic Chemistry”:

Solve the following 10 questions. Only one option is correct. Click on the “Submit” button when done. Click on the “embed” button to use this quiz on your website. Click on “WhatsApp” to share this quiz.

Question 1: Which element is the backbone of organic molecules?

(a) Hydrogen (H)
(b) Oxygen (O)
(c) Carbon (C)
(d) Nitrogen (N)

Question 2: Which functional group is commonly found in alcohols?

(a) Carbonyl group
(b) Hydroxyl group
(c) Amine group
(d) Carboxyl group

Question 3: What is the general formula of alkanes?

(a) CnH2n
(b) CnH2n+2
(c) CnH2n-2
(d) CnH2n+1

Question 4: Which type of organic reaction involves the addition of water to a molecule, breaking a bond?

(a) Substitution
(b) Elimination
(c) Hydrolysis
(d) Condensation

Question 5: What type of isomerism occurs when two compounds have the same molecular formula but different arrangements of atoms in space?

(a) Structural isomerism
(b) Geometric isomerism
(c) Optical isomerism
(d) Conformational isomerism

Question 6: Which class of organic compounds contains a carbonyl group (C=O)?

(a) Alkanes
(b) Alkenes
(c) Alkynes
(d) Aldehydes and ketones

Question 7: What type of bond is formed between two amino acids in a protein chain?

(a) Ionic bond
(b) Covalent bond
(c) Hydrogen bond
(d) Peptide bond

Question 8: Which class of organic compounds is characterized by having a benzene ring?

(a) Alkanes
(b) Alkenes
(c) Alkynes
(d) Aromatic compounds

Question 9: What is the name of the process by which a hydrocarbon reacts with oxygen to produce carbon dioxide, water, and heat?

(a) Hydrogenation
(b) Halogenation
(c) Combustion
(d) Polymerization

Question 10: Which organic reaction involves the removal of a small molecule, usually water, from two reacting molecules?

(a) Addition reaction
(b) Substitution reaction
(c) Elimination reaction
(d) Hydrolysis reaction