Carbon and its Compounds

Topics in this chapter

• Carbon Bonding and Catenation
• Hydrocarbon Structures and Series
• Functional Groups and Properties
• Reactions of Carbon Compounds
• Ethanol and Ethanoic Acid
• Carbon Allotropes and Properties
• Soaps, Detergents and Cleansing

Cheat sheet

Practice questions

1. Question 1Q-86B713

   Which of the following compounds belongs to the homologous series of alkynes?

   1. A.C2H4
   2. B.C2H2
   3. C.CH4
   4. D.C3H8
   See the answer and solution
2. Question 2Q-4151EC

   What is the structural formula of benzene?

   1. A.A straight-chain of six carbon atoms with single bonds
   2. B.A cyclic ring of six carbon atoms with alternating single and double bonds
   3. C.A branched chain of six carbon atoms with a triple bond
   4. D.A cyclic ring of five carbon atoms and one oxygen atom
   See the answer and solution
3. Question 3Q-802DF3

   Which substance is commonly used as an oxidizing agent in the conversion of alcohols to carboxylic acids?

   1. A.Alkaline potassium permanganate
   2. B.Nickel catalyst
   3. C.Concentrated sulfuric acid
   4. D.Hydrogen gas
   See the answer and solution
4. Question 4Q-EDF8B0

   An organic compound 'X' reacts with sodium metal to evolve a gas that burns with a pop sound, and it also reacts with ethanoic acid in the presence of an acid catalyst to form a sweet-smelling substance. What are compound 'X' and the sweet-smelling substance respectively?

   1. A.Ethanol and Ester
   2. B.Ethanoic acid and Ester
   3. C.Ethanol and Salt
   4. D.Methane and Aldehyde
   See the answer and solution
5. Question 5Q-8AA265

   Why do covalent compounds generally have low melting and boiling points?

   1. A.Due to strong electrostatic forces of attraction between ions
   2. B.Due to weak intermolecular forces between molecules
   3. C.Because they dissociate into free ions in the molten state
   4. D.Because they consist of free electrons
   See the answer and solution