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When heated blue copper sulphate solution does evaporate!!!!

The result is BLUE copper sulphate crystals of the penta-hydrate (CuSO4.5H2O).

If you continue to heat these blue crystals, they will turn white in colour as you drive off the water of hydration.

CuSO4.5H2O(s)(Blue) ==heat==> CuSO4(s)(white) + 5H2O(g)

The analogy of hydration is like holding a ball in your hand. Your hand is the copper sulphate, and the ball is the water. Open your hand (heat) and the ball falls away(water is released).

Your hand and the ball remain separate objects (NOT combined). Similarly the copper sulphate and the water remain separate molecules (NOT combined). It's just that the one is held (in the crystal lattice), by the other.,

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lenpollock

Lvl 17
6d ago

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Related Questions

What colour does hydrous copper sulphate turn when heated?

Hydrous copper sulphate, when heated, turns into anhydrous copper sulphate and changes its color from blue to white. The blue color comes from the water molecules bound to the copper sulphate crystals, and when heated, these water molecules are removed, resulting in a color change.


When Copper sulphate crystal is heated?

they dissolve or dilute


What change will happen when copper sulphate is heated?

It turns into blueish clear crystals but only if u don't have a lid on it when it is heated!add. as it is heated, the water of crystallization will be driven off, and soon you'll have a greenish powder.


When blue copper sulphate is heated it become white why?

When blue copper sulphate is heated, it loses water molecules and converts to anhydrous copper sulfate, which is white in color. The blue color of copper sulfate is due to the presence of water molecules in its crystal structure.


Why blue crystals of copper sulphate on heating turn colourless?

The formula of the blue crystals of copper sulphate is CuSO4.5H2O. When they are heated mildly, the water from the crystals evaporate, giving just CuSO4. This 'anhydrous' form of copper (II) sulphate is white in colour.


What happensd when copper sulphate are heated?

The reaction is;CuSO4 = CuO + SO3


How do you separate copper sulfate from aqueous copper sulfate?

One common method is to use evaporation. The solution is heated, causing the water to evaporate and leave behind the solid copper sulfate. Another method is crystallization, where the solution is cooled slowly to allow copper sulfate crystals to form and separate from the solution.


What colour is anhydrous copper sulphate once heated?

Anhydrous copper sulfate is white powder, heating makes no difference.


What process is used to purify copper sulphate?

Crystallization is commonly used to purify copper sulfate. The solution containing copper sulfate is heated to dissolve the impurities, then cooled slowly to allow copper sulfate crystals to form and separate from the impurities. The pure copper sulfate crystals can then be separated from the solution through filtration.


What happens when copper is added to concentrated sulfuric acid and heated gently?

copper sulphate and hydrogen is released.


What colour is the flame of copper sulphate when heated?

it is like the color but gold more


What happens if Copper Sulphate penta-hydrate is heated?

When copper sulfate pentahydrate is heated, it undergoes a dehydration reaction where the water molecules are released, leaving behind anhydrous copper sulfate. This process is reversible, and when anhydrous copper sulfate is exposed to moisture, it will reabsorb water and form copper sulfate pentahydrate again.