Identify the correct chemical formula of chloroform.

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SSC CGL 2022 Tier-I Official Paper (Held On : 02 Dec 2022 Shift 1)
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  1. CHCl3
  2. CHCl
  3. CHCl2
  4. CH2Cl2

Answer (Detailed Solution Below)

Option 1 : CHCl3
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Detailed Solution

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The correct answer is CHCl3

Key Points

  • Chloroform:
    • Chloroform is a colourless, volatile, liquid derivative of trichloromethane with an ether-like odour. 
    • The primary use of chloroform  is in industry, where it is used as a solvent and in the production of the refrigerant freon
    • The molecular formula is CHCl3.

Important Points

  • Methane:
    • Methane (CH4), is a gas produced by a group of colonic anaerobes, absorbed from the colon and excreted in expired air.
    • Methane is a colourless odourless gas. 
    • It is also known as marsh gas or methyl hydride
    • The molecular formula is CH4.
  • Carbon Tetrachloride:
    • Carbon Tetrachloride is a clear, colourless, volatile and very stable chlorinated hydrocarbon. 
    • Carbon Tetrachloride is used as a solvent for oils and fats, as a refrigerant and as a dry-cleaning agent.
    • The molecular formula is CCL4.
  • Ethane:
    • Flammable, Liquefied, odourless, colourless gas.
    • Ethane is also used as a refrigerant for extremely low-temperature refrigeration systems.
    • The Molecular formula is  C2H6.
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