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Standard VIII
Chemistry
Zones of Candle Flame
Question

During burning of candle, different zones of combustion in the flame are listed below:-
a) Outermost zone
b) Innermost zone
c) Middle zone

The correct order of temperature of zones is :

  1. A>B>C
  2. B>C>A
  3. A>C>B
  4. C>B>A

A
C>B>A
B
A>B>C
C
B>C>A
D
A>C>B
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Solution
Verified by Toppr

The flame consist of three zones:
  1. The outermost zone is the hottest among the 3 and is blue in colour.
  2. The middle zone is moderately hot and is yellow in colour.
  3. The innermost zone is the least hot and black in colour.

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Similar Questions
Q1
During burning of candle, different zones of combustion in the flame are listed below:-
a) Outermost zone
b) Innermost zone
c) Middle zone

The correct order of temperature of zones is :

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Q2

In a candle flame, what is the colour of : (a) innermost zone (b) middle zone, and (c) outer zone ?

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Q3
Match the following for the flame of a candle.​
Column A Column B Column C
(a) Hottest part (i) Innermost zone of unburnt wax vapors (x) blue
(b) Moderately hot (ii) Middle zone of partial combustion (y) black
(c) Least hot (iii) Outer zone of complete combustion (z) yellow

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Q4
Match Column I with Column II and select the correct option from the codes given below.
Column IColumn II
(a)Hottest zone of a candle flame(i)Zone of unburnt wax vapours
(b)Yellow zone of a candle flame(ii)Non-luminous zone
(c)Black innermost zone of the candle flame(iii)Incomplete combustion zone

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Q5
The different zones of a candle flame are marked by the letters A, B and C.


Which of the following is correct with respect to the zones of the candle?
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