What is combustion? What are the …

CBSE, JEE, NEET, CUET

Question Bank, Mock Tests, Exam Papers

NCERT Solutions, Sample Papers, Notes, Videos

Install Now

What is combustion? What are the condition necessary for combustion? Make a labelled diagram of candle flame

Posted by Manish Sharma 3 years, 11 months ago

CBSE > Class 08 > Science

2 answers

Avani Rana 3 years, 11 months ago

Combustion: Combustion is the scientific word for burning. In a combustion reaction a substance reacts with oxygen from the air and transfers energy to the surroundings as light and heat. The products of a combustion reaction are called oxides. The condition necessary for combustion are: (i) Presence of a combustible substance. (ii) Attainment of ignition temperature. (iii) Proper supply of air to provide oxygen.

0Thank You

Gaurav Seth 3 years, 11 months ago

The burning of a substance in the presence of oxygen is defined as combustion.

Conditions necessary for combustion are:

(i) Presence of a combustible substance.

(ii) Attainment of ignition temperature.

(iii) Proper supply of air to provide oxygen.

Structure of flame

A flame consist of three zones.These are Innermost zone,middle zone,outer zone.The three zones of a flame have different colours and different temperature.

0Thank You

ANSWER