Chemistry · Combustion of Hydrocarbons
When rich aromatic hydrocarbons such as industrial pitch burn in incomplete combustion in air, what is primarily observed?
Verified Solution4 OptionsUpdated: October 2026👁️1 View
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- 1It burns without producing any smoke or soot.
- 2It burns with a dim red glow, generating only steam.
- 3It burns with a clear blue flame, leaving no residue.
- 4It burns with a luminous yellow flame and produces significant amounts of black soot.✓
Correct answer
It burns with a luminous yellow flame and produces significant amounts of black soot.
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