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Air hole open=steadyAir hole closed= not steady.Why?Lack of oxygen makes the flame unsteady when the hole is closed as oxygen is used for burning.
Wiki User
∙ 13y ago
Wiki User
∙ 13y agoIt is easiest to light it fuel rich - that is the vent hole closed
Wiki User
∙ 11y agoThis is the roaring flame. It is characterised by a light blue triangle in the middle and it is the only flame of the 3 which makes a noise. It is approximately 700°C.
Wiki User
∙ 7y agoThe air inlet valve must be open.
Anonymous
Wiki User
∙ 11y agoyes it makes a loud noise
xxsunflowerxx squad
Yes but how many noise
Wiki User
∙ 11y agoopen
Anonymous
Closed
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Word equation for the air hole on a Bunsen burner is closed?
Ch4 + 5o2 ------> co2 + 2h2o +302
When air hole of the Bunsen burner is closed what is the observation?
When the air valve in closed a yellow luminous flame is observed due to carbon particles from in incomplete combustion.
What was the feature that allowed the Bunsen burner to get a hot flame?
Robert Bunsen added an air hole to it so it could have oxygen as well as gas. when the air hole is open the flame you get is blue and is hotter than when the air hole is closed, which then gives a yellow flame.
What is the movable part of a Bunsen burner?
To change the flame of a Bunsen burner you must open or close the air valve, usually this is done by rotating the barrel.
Where do you find the nozzle hole in Bunsen burner?
See the figure at thge link below.
Does a Bunsen burner make a noise when the air hole is open?
Yes, it does, but fully
What is the safest flame on a Bunsen burner?
when you light up the burner you should see that the Bunsen burners air hole is closed that is the safest flame
Is the hole open or closed on a Bunsen burner to make a safety flame?
It is closed to make a safety flame.
What is the name when the air hole is closed on a Bunsen burner?
It is a luminous yellow flame. 🔥
What happens when the hole on a Bunsen burner is closed?
The "air-hole" of a bunsen burner allows some of the flame to escape so that the heating flame does not become too hot. A flame that is too hot can damage laboratory equipment. When the air hole is closed it is a yellow sooty flame like the fires we have at home.
Word equation for the air hole on a Bunsen burner is closed?
Ch4 + 5o2 ------> co2 + 2h2o +302
What are the two colors of a Bunsen burner flame?
The two colours are yellow - when the air-hole is open, and blue - when the air-hole is closed.
What is the colour of the Bunsen burner when it is halfway closed?
When the hole of a Bunsen burner is half closed (or half open) the flame is mostly blue-violet in color throughout, with no orange/yellow apparent as it would be with the hole fully closed. When the hole is fully open, the flame divides into a pale voilet color outer part with a cone of intense blue color within.
Why do you need to ensure that the air hole is closed before you light the bunsen burner?
it's to prevent a strike-back
Can the the flame of closed air hole Bunsen burner can used for heating?
Yes,it can .But it might take longer time to heat
When you are not using a Bunsen burner but wish to leave the flame on you should always leave the air hole closed why?
It is less hot
What covers air hole in a burner?
The function that covers the air hole in a Bunsen burner is the collar.
