Single Answer MCQ
Q-00019141

What is the main reason for the yellow color in a candle flame?

1

Oxidation of wax

2

Incomplete combustion

3

Heat-based emission

4

Chemical reaction with oxygen

Answer and Solution

Answer

B. Incomplete combustion

Solution:

The yellow color in a candle flame is attributed to incomplete combustion, which releases soot that glows with heat, creating the yellow light. Complete combustion would yield a blue flame.

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