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Limiting the air supply while burning any hydrocarbon leads to:
AIncreased oxygen
BIncomplete burning
CInstant explosions
DInorganic products
Answer & Solution
Correct answer: B. Incomplete burning
1. Full burning needs plenty of oxygen.
2. Restricting air starves the flame.
3. The result is incomplete burning.
_Source: syllabus Science Class X, Chapter 4, Carbon and its Compounds._
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