Question

Write 3 differences between zone of complete combustion and incomplete combustion

Answer 1

Zone of Compleate Combustion

1. This is the outer most zone of the candle flame and the hottest part of a candle flame.
2. Due to adequate amount of oxygen compleate combustion takes place.
3. The flame appears blue or non luminus and does not leave any residue.

Zone of Incompleate Combustion

1. This zone lies in the middle of the candle flame and is also known as the zone of partial combustion. it emits modrate heat.
2. Due to inadequate amount of oxygen only partial combustion takes place.
3. The flame appears yellow and  due to incompleate combustion it leaves a residue, soot which is black in colour.