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What happens if a substance turns black after heated in a crucible?
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What is the chemical name of the black deposit on the bottom of the equpment heated with a yellow flame?
i dont fully understand the question, do you mean the black almost burnt looking substance? which would be soot made from carbon which is the same thing in chimneys
When a metal powder is heated in open dish it turns black which metal is that?
The metal might be copper. When copper is heated, it reacts with oxygen in air forming copper oxide which is black in colour.
What term means shiny black substance used in pencils?
The shiny black substance is graphite. It is mixed with clay to use in pencils.
When sugar heated black substance is formed.what is the taste of that black substance?
Ordinary table sugar is a complex hydrocarbon molecule: C12,H22,O11. Notice that it's 11 water molecules and 12 carbon atoms. When Sugar is heated, some of the water is driven off leaving extra carbon atoms laying around. And what color is carbon? Making sugar is a relatively complex process, breaking it down just takes heat.
What is a solid purple-black non metal which changes to a deep purple gas when heated?
Iodine is a purple-black non metal that changes to a deep purple gas when heated.
What happens when heated steal wool is lower into sulfur vapour?
The steel wool will burned and turned in black substance.
What is the black substance on the bottom of the evaporating dish after it has been heated on a Bunsen burner?
What_is_the_black_substance_on_the_bottom_of_the_evaporating_dish_after_it_has_been_heated_on_a_bunsen_burner
When crystal of copper sulphate strongly heated what residue obtain?
The chemical equation is:CuSO4-----------CuO + SO3
What happens when iodine solution turns blue-black what substance is present?
Starch is present. Check a potato with iodine.
In the crucible who says the witchcraft trials are a black mischief?
John Proctor
What happens when you mix startch and water substance with iodine?
Iodine will color the hydrated starch to very dark purple black
What is the chemical name of the black deposit on the bottom of the equpment heated with a yellow flame?
i dont fully understand the question, do you mean the black almost burnt looking substance? which would be soot made from carbon which is the same thing in chimneys
What is the word equation for the reaction that happens when malachite is heated?
The chemical equation is:Cu2CO3(H2O)----------------2 CuO + CO2 + H2O
Who says that witchcraft trials are a black mischief in the crucible?
John Proctor says this ironic statement about witchcraft trials to his wife, Elizabeth, in Arthur Miller's play The Crucible. Witchcraft was known as "black mischief" as in black magic, but he felt it was the witchhunting trials that were a stain on their community.
What is the color of copper carbonate when heated?
Black
What forms a black oxide when it is heated?
Copper
When a green solid substance was heated up it broke down into a black solid and a colourless gasis it a mixture or compound?
The gas and the solid are two different compounds, they won't be the same therefore they'd be a mixture.
