The colour of the outer zone of a candle flame is _________. Options: A . &nbsp orange B . &nbsp yellow C . &nbsp red D . &nbsp blue

The colour of the outer zone of a candle flame is ________

Question

The colour of the outer zone of a candle flame is _________.

Options:

A . orange

B . yellow

C . red

D . blue

Answer: Option D
:
D

The outer zone of candle flame is blue in colour. It is where the complete combustion takes place.

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