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Q:

The flame will come out from unsaturated carbon compounds.

  • 1
    Blue Flame
  • 2
    Unclean
  • 3
    Clean
  • 4
    Yellow flame with black smoke
  • Show Answer
  • Workspace

Answer : 4. "Yellow flame with black smoke"
Explanation :

Saturated hydrocarbons burn with a blue flame and unsaturated hydrocarbons burn with a yellow sooty flame.

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