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What is the little ceramic dish that you put on a Bunsen burner called?
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How do you control the type of Bunsen flame?
Decide which flame to use. If the air hole on the Bunsen is open you will get a roaring flame a more gentle heat, close the air hole a Little flame will be quiet.
What causes a burner flame to be smoky and to separate from the tip of the burner?
If there is not a sufficient supply of oxygen, the flame will be smoky from excess of carbon.
What is a little porcelain bowl used for heating solids called?
crucible
What is the little number off to the bottom right of an element called?
Are you talking about the number below the symbol? If so, that's the atomic mass number.
Why are the little styrofoam pieces called peanuts?
Originally shaped like peanuts in the shell
How much oxygen goes into a Bunsen burner when the flame is yellow?
Little/none
What is the scientific name of laboratory glass plate?
The little white one? It's called an evaporating dish that you put your items and water in and let it evaporate over the Bunsen burner.
Why is it better to use a blue flame on a Bunsen burner?
It's hot, for one. The Bunsen burner's blue flame is unusual, however, in that it emits little light, so it can be difficult to see under some circumstances.
Is the blue flame on the Bunsen burner called the safety flame?
No. The blue flame is called the roaring flame because it makes a sort of hissing sound, it is also not called the safety flame because it emits very little light so it is a hazard. It is a hazard because you can not see it very well so it is dangerous.
Why is it dangerous to light a Bunsen burner with a air hole open?
With the air hole fully open, the flame will be fierce, but I doubt if it can be said to be dangerous. Simply close the air hole a little.
Why it is dangerous to light a Bunsen burner with the air hole open?
With the air hole fully open, the flame will be fierce, but I doubt if it can be said to be dangerous. Simply close the air hole a little.
What colour is a Bunsen burner flame?
The most efficient flame that a Bunsen burner can produce should be pale light blue, and almost invisible. A yellow or luminous flame should be avoided as it isn't as hot as the blue flame and leaves sut.
What is appearance of a flame that is used for heating?
luminous
How can you tell if there is too much air mixing with the gas in a Bunsen burner?
The more air the fiercer the flame and the hotter the flame.
Why is the rubber tubing important in Bunsen burner?
The rubber tube of a Bunsen burner carries the gas to the burner from the gas tap on the laboratory bench. The material is rubber to enable flexibility to allow the tube to bend around other equipment on a laboratory bench and generally allow ease of movement of the burner.
What is the amount of air mixed with gas when the air hole is closed on a Bunsen burner?
If there is very little oxygen present, the flame should turn blue.
Why it is necessary to hold the neck of the tubes in the flame of Bunsen burner?
Experience, or indeed a little foresight shows that holding it anywhere else will result in getting your fingers or tongs burnt in the flame. Usually the thing you are trying to heat is at the bottom of the tube and the neck is farthest away from that.
