0
Why does closing the air hole on a Bunsen burner create an orange flame?
Wiki User
∙ 12y ago
Because it starves it of oxygen, without oxygen the combustion is not as efficient. When the sides of the bunsen burner are open it draws air into the tube like a venturi and makes the combustion of the gas more efficient.
i hope that my answer has helped you :)
Wiki User
∙ 12y ago
Add your answer:
Earn +20 pts
What is orange flame in Bunsen burner also called?
You think probable to the luminous flame.
What happens to a piece of porcelain when heated on a Bunsen burner?
Nothing! but if you keep it in for a while, the flame turns orange
What colour is the flame when the airport is open and when the airport is closed on a Bunsen Burner?
its a orange colour when closed and a blue colour when is open
What causes of the flame to be orange when the airholes of the Bunsen burner is close?
The flame appears to have an orange color depending on the amount of gas being burned. The orange color is also due to the light spectrum that your eyes are catching.
How do i control the height of the burner flame?
You can make the flame hotter by first, lowering the flame from the starting point by slowly closing the gas valve until the flame is at a medium height. Then, you should increase the oxygen intake by slowly opening the oxygen valve until you have a completely non-luminous flame (an all-blue flame), which is hotter than an orange or yellow flame.
Which flame on a Bunsen burner is silent?
The silent flame on the Bunsen burner is the yellow/orange flame.
What is the colour of a half-opened Bunsen burner?
Orange??
What is the coolest flame a Bunsen burner produces?
The coolest flame on the Bunsen burner is the yellow-orange flame - approx. 300 0C.
What is the coolest portion of a Bunsen burner flame?
The coolest flame on the Bunsen burner is the yellow-orange flame - approx. 300 0C.
What is a hazard when the Bunsen burner is on the orange flame?
it might set fire
What is orange flame in Bunsen burner also called?
You think probable to the luminous flame.
Why the dominant color of a nonluminous flame on a Bunsen burner blue?
The dominant color of a nonluminous flame on a Bunsen burner is blue. Whereas, the dominant color of a luminous flame on a Bunsen burner is orange.
What happens to a piece of porcelain when heated on a Bunsen burner?
Nothing! but if you keep it in for a while, the flame turns orange
What colour is the flame when the airport is open and when the airport is closed on a Bunsen Burner?
its a orange colour when closed and a blue colour when is open
How can the flame of a Bunsen burner be controlled?
The flame on a Bunsen Burner can be controlled by turning the thing on the bottom by the stand. When you turn it you are either letting the air in or cutting of the air to the flame, this will decide whether the flame will be blue or orange/yellow. Hope this helps! Ali
What colour is the Bunsen burner safety flame?
Yellow/Orange. The blue one is harder to see and hotter.
The uses of Bunsen burner?
To heat chemicals or substances in science lab for experiment. There is an air hole in the Bunsen burner where you can screw loose to have open air hole that is the blue flame which is hotter. When there is a close air hole then the flame would be orange in color which is not as hot compared to the blue flame.
