Science, asked by sharad99, 9 months ago

2 Differentiate between luminous and non-luminous flame.

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Answered by VikasVerma11

Luminous flames are bright yellow in color.
Luminous flames are sooty (produce soot)
Flames are not steady (do not burn steadily).
Luminous flames are not very hot (produce less heat).
Luminous flame produces more light.
Luminous flames do not burn more efficiently.
Luminous flames do not get enough oxygen to turn all the carbon that is being burnt into carbon dioxide.
Luminous flames have limited access to oxygen.
In a Bunsen burner, luminous flame is formed when the air-hole is closed.
Examples of luminous flames include burning wood, candles, Olympic cauldron etc.

Non-luminous flame is light blue in color.
Non-luminous flames are not sooty (does not produce soot).
Flames are steady.
Non-luminous flames are very hot (Produce more heat).
Non-luminous flames produce little light.
Non-luminous flames burn more efficiently because they are able to combine all their carbon with oxygen.
In a Bunsen burner, non-luminous flames are formed when the air-hole is opened.
Examples of non-luminous flames include flames of a Bunsen burner when the air-hole is closed, acetylene torches etc.

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Answered by shaider

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