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A luminous flame is blue and is air/oxygen rich and occurs when the Bunsen vent is open. A non-luminous falme is very yellow and smoky and is fuel rich. It occurs when the Bunsen vent is closed.
Wiki User
∙ 11y ago
Wiki User
∙ 7y agoIt is orange in colour, its flame is not very hot, it wavers and is unsteady, and it produces carbon in the form of soot.
Wiki User
∙ 11y agoA luminous flame with a Bunsen burner is caused by incomplete combustion due to a lack of oxygen provided by the air valve. The yellow color is from the burning of carbon particles (soot).
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Which flame should one use if he is leaving a Bunsen burner unattended?
Luminous since it is visible
What is the characteristics of a safety flame I have really hard homework and it say draw a safety flame and label the characteristics of this flame i have no idea what characteristics are?
I'm only in Yr 7 and i know,anyways the characteristics are what it contains a safety flame is when the flem is on and orangey colour and is not as hot as the blue flame.For example you are using a Bunsen burner (you gotta have used a Bunsen burner at least once at scholl cause i have,any ways the blue flame is always hotter than the orangey flame (the safety flame) because to make a blue flame you need to open the Bunsen burner jacket to let oxygen pass through.Sp the characteristics are that the safety flem is an orangey cour as oppsed o the blue flame,which is also much hotter than the safety flame.
What are the advantages and disadvantages of each type of flame of the Bunsen burner?
It is less hotter than non luminous flame. Used for lighting only It produces soot that makes apparatus sooty
What are Two kinds of flame?
the yellow/safety flame - thats the one that burns less the blue flame - burns THE ROARING FLAME - that one burns a lot and you can tell the difference from the blue flame because it makes a roaring sound
What can a blue flame of a Bunsen burner do to you?
The blue flame of a Bunsen burner has a temperature between 500 0C and 700 0C.
Should a luminous or non-luminous Bunsen flame be used for heating in the labortary why?
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Which bunsen burner luminous or non luminous flame used in laboratory and why?
The blue flame is used because it is the hottest.
What is orange flame in Bunsen burner also called?
You think probable to the luminous flame.
What is the difference between luminous and non luminous?
-A non-luminous flame is when the air hole of the Bunsen burner is closed but a luminous flame is produced when the air hole is opened.-A luminous flame has an outer of orange colour and an inner of blue. A non-luminous flame has an outer of blue and an inner of orange.-A luminous flame produces soot while a non-luminous does not produce soot.-A luminous flame is weak and unsteady. A non-luminous flame is strong and steady.-A non-luminous flame is very hot while a luminous flame is not too hot.
Which portion of the luminous flame is the coolest?
For a Bunsen burner the lowest temperature is in the extreme lower part of the flame.
What kind of flame are produced by the Bunsen burner?
The two types of flames a Bunsen burner can produce are a luminous, yellow flame and a "roaring" blue flame. The blue flame is much hotter than the yellow flame.
Which substance will burn in bunse to give a brick red non luminous flame?
NaCl will burn with a brick-red colour in a non-luminous Bunsen flame.
Which flame is not suitable for heating in Bunsen burner?
The yellow flame (or luminous flame) should not be used because 1. It is less hot that the blue flame (or non-luminous flame) 2. It produces soot, as compared to the blue flame which is the clean flame
How would you adjust the Bunsen burner to obtain a luminous flame?
Rotating the barrel of the burner.
What is the name when the air hole is closed on a Bunsen burner?
It is a luminous yellow flame. 🔥
Characteristics of luminous flame?
Non luminous zone is the zone of a flame which is also the hottest zone of the flame as it is mostly in contact with oxygen. It is also called invisible zone.
When magnesium ribbon is bought near the Bunsen flame it catches fire and the colour of the flame produced would be?
The flame is white and very luminous.
