CBSE
Gujarat Board
Haryana Board
Class 10
Class 12
The innermost part of the flame has very least temperature.
Coal is a fuel which can produce flame.
(i) Draw a diagram to show the flames of:(a) Kerosene lamp (b) Candle (c) Bunsen burner.
(ii) Write the colour of these flames.
(i)(ii) Colour of kerosene lamp flame: yellow, Colour of candle flame: yellow, Colour of bunsen burner flame: blue.
Carbon monoxide is a poisonous gas.
Acid rain is very useful for the crops and buildings.
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