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The copper sulfate reacts with the water, creating a new substance with a different color.

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Q: Why does white copper sulphate turn blue when water is added?
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When added to copper sulphate what colour is anhydrous copper sulphate?

Anhydrous copper sulfate is white in color. When it absorbs water molecules, it turns blue to form the hydrated form of copper sulfate.


When water is added to white copper and copper sulphate why is it a chemical change?

When water is added to white copper (zinc) and copper sulfate, a chemical change occurs because new substances are formed. The zinc displaces the copper in the copper sulfate solution, leading to the formation of zinc sulfate and copper metal, which are chemically different from the original substances. This reaction is a classic example of a single displacement reaction.


What happens to copper sulphate when heated?

When copper sulfate is heated, it undergoes thermal decomposition, turning into copper oxide, sulfur dioxide gas, and oxygen gas. The color of the compound changes from blue to black as the heating process progresses.


What happens when water comes in contact with white copper sulphate crystals?

The white copper sulphate will become blue. This is because copper sulphate usually has 5 moles of H2O, but it has reached a temperature where all five moles will have detached themselves from the copper sulphate, so it will become anhydrous (without water) and white. Then, when water is added back to it, it returns to its original blue state.


Why does the water colour change to blue when copper sulphate was added?

Anhydrous copper(II) sulphate is white. When added to water, it forms a solution of CuSO4(aq) which is blue because of the Cu2+ ion, which is itself a transition metal ion.


What happens when water is added to white copper sulfate?

Its sulphate not sulfate and sorry im not sure my self


What colour is pure water when anhydrous copper sulphate is added and is there a soild residue?

Anhydrous copper sulfate solid is white. When it is added to water, it dissolves and the solution of aqueous copper sulfate becomes blue.


What happens when water is added to anhydrous copper II sulphate?

it changes colour from a white powder to a blue powder


What happens if Copper Sulphate penta-hydrate is heated?

Copper sulphate pentahydrate loses water of crystallisation and becomes white amorphous anhydrous copper sulphate.


When Copper Sulphate is heated what is the observation?

When copper sulfate is heated the observation is that it turns white as the water which is driven off by the heat. It is also stated that the white solid will remain and if water is added to the anhydrous copper sulfate a reaction will occur.


Test for presence of water in anhydrous copper sulphate?

In the presence of water the white anhydrous copper sulfate become blue.


Why blue crystals of copper sulphate on heating turn colourless?

When blue crystals of copper sulfate (CuSO4) are heated, they lose their water of hydration molecules, which causes the crystals to turn colorless. The blue color of copper sulfate is due to the presence of water molecules within its structure, so once these water molecules are removed, the crystal appears colorless.