Question

a neat labelled diagram of zones of candle flame?

Answer 1

1. A bright blue region near the wick, where the wax burns completely

2. The dark inner cone containing un-burnt vapours of wax

3. The luminous region containing un-burnt carbon particles

4. An outer mantle (not prominently visible) surrounding the entire flame

Answer 2

it has three zons namely
1.innermost zone
2.middle zone or luminous zone
3.outermost zone or non- luminous zone