Alkanes-Multiple Choice Questions Quiz

Interactive MCQs on “Alkanes”:

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 of the following is the general formula for alkanes?

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

Question 2: What is the primary type of bonding present in alkanes?

(a) Ionic bonding
(b) Covalent bonding
(c) Metallic bonding
(d) Hydrogen bonding

Question 3: Which of the following alkanes is an example of a branched-chain alkane?

(a) Methane
(b) Ethane
(c) Propane
(d) Isobutane

Question 4: In alkanes, carbon atoms are hybridized to form which type of hybridization?

(a) sp
(b) sp2
(c) sp3
(d) sp3d

Question 5: Which of the following alkanes is used as a fuel in portable camping stoves due to its low boiling point?

(a) Butane
(b) Hexane
(c) Octane
(d) Decane

Question 6: What is the main product of the combustion of alkanes in the presence of sufficient oxygen?

(a) Carbon monoxide
(b) Carbon dioxide
(c) Water vapor
(d) Methane

Question 7: Which type of isomerism is exhibited by alkanes with five or more carbon atoms?

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

Question 8: Which of the following alkanes is a gas at room temperature and atmospheric pressure?

(a) Pentane
(b) Hexane
(c) Heptane
(d) Methane

Question 9: Which process is used to convert higher molecular weight alkanes into smaller, more useful hydrocarbons like gasoline?

(a) Hydrogenation
(b) Halogenation
(c) Cracking
(d) Isomerization

Question 10: Which of the following is a physical property of alkanes?

(a) Reactivity with oxygen
(b) Solubility in water
(c) Formation of ionic bonds
(d) Conductivity of electricity