Question

what are the applications of blue zone and dark zone of candle flame?

Answer 1

Answer:

Explanation:

The blue zone at the bottom of the wick of a burning candle is due to burning of carbon-monoxide gas produce by the incomplete combustion of carbon particles in wax. Whereas the non- luminous zone is the outermost zone of the flame where complete combustion of wax takes place.

Answer 2

Answer:

blue zone defines the oxygen gas. where oxygen's density is more for flame there is flame seems blue or black, it is called blue or black zone of the flame. however in candle , this zone located at the middle