What is the chemical symbol of acetylene gas?

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RRB JE ME CBT 2 Previous Paper 2: Held on 31 Aug 2019
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  1. C2H2
  2. CH3
  3. C3H2
  4. CH2

Answer (Detailed Solution Below)

Option 1 : C2H2
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Detailed Solution

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The correct answer is C2H2.

  • Acetylene or ethyne is a hydrocarbon and the simplest alkyne chemical compound with the formula C2H2.
  • Acetylene is also called Narcylen or Vinylene
  • It has two carbon atoms are bonded together in a triple bond.
  • Shape: Linear, Hybridization Type: sp.

Important Points

CH3 Methyl
C3H2 Propynylidene
CH2 Methylene

Key Points

  • Acetylene is used in welding and cutting processes.
    • The welding process using acetylene is known as cutting oxy-fuel or cutting coal.
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