Question

Chemical reaction of outer zone of flame?

Answer 1

if burning started when the oxygen supply should at better condition it is know to be combustion.

Candles produce light by releasing heat and all the turn on the candle produces come from a chemical reaction known as combustion in which wax reacts with oxygen in the air to produce carbon dioxide. The substances that vaporize while burning produces the flame. Kerosene oil and molten wax are the two substances that are responsible for producing flame while burning. Flame is defined as the area of combustion of a combustible substance. Substances that do not vaporize during burning, do not produce the flame.

---------FAZAL-----------