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What would you see when water is added drop by drop to cold calcium oxide?
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If calcium oxide can be present by heating calcium metal in oxygen How much calcium would be needed to make 15.0 g of calcium oxide?
If reaction is 100% completed then 16g Calcium produces 22.4g Calcium oxide.
What is the yellow powder created when heating zinc oxide?
what happens to calcium oxide and zinc oxide when heated?
How do you separate calcium and oxygen?
Firstly, it would be assumed that the separation is from the compound calcium oxide. It is an ionic lattice with very strong bonds. It is almost impossible to separate the elements from calcium oxide. But in industrial processes, electrolysis can used to this procedure, in a higher temperature around 1100 K.
What is the electric charge on the ion in the compound calcium oxide?
Well the charge on the compound would be stable (0) when bonded, because the Calcium has given it's electrons to the Oxygen atom. But the charge on the calcium ion itself would be 2+
How is quick lime made?
Limestone, calcium carbonate, is heated until it glows. It will give off carbon dioxide and change into calcium oxide. Calcium oxide is called quicklime because it hisses and swells up when a drop of water is added to it, just as if it was alive. "Quick" used to be used to indicate that something was living, so in this case it would be alive-lime, or quicklime.
What would be the observations be in an experiment where calcium oxide and water are added together times and temperatures included?
The reaction is:CaO + H2O = Ca(OH)2Calcium hydroxide is a white precipitate.
Is calcium oxide a element or compound?
It would be a compound, made of Calcium and Oxygen.
Does calcium oxide make you sick?
i makes calcium hydroxide when exposed to water and heats up the water calcium oxide can burn you as in contact with water in the eyes can make you blind as it reacts with the water and eventually boiling the water do not eat it as it will react with the water in your mouth and burn you it was used in greek fire as soilders would try to put it out with water the calcium oxide would boil of the water while causing fire and chemical burns
If calcium oxide can be present by heating calcium metal in oxygen How much calcium would be needed to make 15.0 g of calcium oxide?
If reaction is 100% completed then 16g Calcium produces 22.4g Calcium oxide.
How do you name the ionic compound for CaO?
CaO would be named Calcium Oxide. When O is present in a chemical formula without an added notation (such as O2) we give it the term Oxide.
Is calcium an compound?
The name would be calcium oxide and the chemical formula is CaO.
What happens to the water temperature when calcium chloride is added?
Temperature would increase
Is calcium oxygen an compound?
The name would be calcium oxide and the chemical formula is CaO.
What would happen if calcium was added to water?
hydrogen is given off and an alkaline is formed
Would the pH of calcium oxide dissolved in water be less than seven equal to seven or greater than seven?
Calcium hydroxide is a base; the pH is over 7.
What happens when calcium and oxygen react?
It turns a bright red color and it does not spread. If you take a little bit of calcium and put in a bowl and light it up, it will crete a small fire in the bowl but it will not burn it.
What would a farmer do if his soil was to acidic?
He would add a base such as lime (calcium oxide).
