Multiple choice

Among the following --------------------------- is a flammable polycyclic hydrocarbon .

  1. isoindoline

  2. indoline

  3. indene

  4. indole
Reveal answer Fill a bubble to check yourself
C Correct answer
Explanation

Indene is a flammable polycyclic hydrocarbon with chemical formula C9H8. It is composed of a benzene ring fused with a cyclopentene ring. This aromatic liquid is colourless although samples often are pale yellow.

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