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Flame test color blue: arsenic, selenium.
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∙ 11y ago
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What is the name of the blue flame?
A non luminous, roaring, blue flame. 🔥 🔥 🔥
Which part of a non-luminous flame is hottest?
Rught at the top part a lighter's 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
Can a flame test be used to identify a non metal atom in a compound?
No, because non metal atoms do not enter an excited state.
Is non luminous flame steady or unsteady?
Non-luminous flame should be used for heating in the because the flame is steady and produce little or no soot. Non-luminous flame is very hot thus, it is recommen- dable to use for laboratory purposes. Luminous flame is unsteady while non-lumi- nous flame is steady. Another reason of using non-luminous flame because the flame of non-luminous is blue, and not visible unlike the luminous flame which is yellow in colour and visible.
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 metal is used in fireworks and why?
non metals- it contains substances that make fireworks burst!
What is the name of the blue flame?
A non luminous, roaring, blue flame. 🔥 🔥 🔥
What are the region of the flame?
There are three different regions of a flame. These are the outer non-luminous flame, the tip and the inner blue flame.
Which part of a non-luminous flame is hottest?
Rught at the top part a lighter's flame.
What are the Different regions of the flame?
There are three different regions of a flame. These are the outer non-luminous flame, the tip and the inner blue 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 non luminous flame is the hottest?
The hottest portion of the non luminous flame is the inner cone (light blue center).
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
Can a flame test be used to identify a non metal atom in a compound?
No, because non metal atoms do not enter an excited state.
How can a student change a luminowhat would need to be done to a Bunsen in order to change a luminous yellow flame into a non luminous blue flameus yellow flame into a non luminous blue flame?
A blue flame contains lots of oxygen compared to the yellow flame. So the only thing you should do is decrease the oxygen supply
Color of copper when heated by non luminous flame?
Green/Blue
