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Burning a saturated hydrocarbon in plenty of air generally gives a flame that is:
AClean
BSooty
CGreen
DBlack
Answer & Solution
Correct answer: A. Clean
1. Air supply decides how completely fuel burns.
2. Saturated compounds with enough air burn fully.
3. So the flame is clean.
_Source: syllabus Science Class X, Chapter 4, Carbon and its Compounds._
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