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Why is CuS insoluble in water?

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Large quantities of the compound are obtained by heating cupric sulfide (CuS) in a stream of hydrogen. Cuprous sulfide is insoluble in water but soluble in ammonium

Is copper sulfide a solid?

Copper Sulfide is a crystalline solid used as a semiconductor and in photo optic applications.

How does copper sulfate dissolve in water?

Add the copper sulfate crystals to the water in the beaker, stir briefly, and add the remaining water from the graduated cylinder to the beaker. Stir the mixture of water and salts using a glass rod until all the crystals have dissolved to form a saturated copper sulfate solution.Mar 13, 2018

What happens when you put copper sulfate in water?

If copper sulphate crystals are added to water then, the particles of copper sulphate crystals loses attraction between them and starts moving continuously and gets mixed up with water. It is called 'hydrated copper sulphate solution which is having a blue colour.

Where is CuS most soluble?

CuS is more soluble in an acidic medium than in pure water since the anion S2- is basic.

image-Why is CuS insoluble in water?
image-Why is CuS insoluble in water?
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Which of the following are soluble in water?

The substances that dissolve completely are called soluble substances. In the given options, salt, sugar and lemon juice dissolve completely in water. Hence they are soluble substances.

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What is copper sulfide soluble in?

Cuprous sulfide occurs in the form of black powder or lumps and is found as the mineral chalcocite. ... Cuprous sulfide is insoluble in water but soluble in ammonium

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Is copper sulfide a mixture?

Copper(I) sulfide is a copper sulfide, a chemical compound of copper and sulfur. It has the chemical compound Cu2S. It is found in nature as the mineral chalcocite. It has a narrow range of stoichiometry ranging from Cu1.997S to Cu2.000S.

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What is the reaction between copper and sulfur?

  • Manufacturing. The reaction of copper with molten sulfur followed by boiling sodium hydroxide and the reaction of sodium sulfide with aqueous copper sulfate will also produce copper sulfide.

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What is copper sulfate solution used for?

  • Copper sulfate is used to test blood for anemia. The blood is tested by dropping it into a solution of copper sulfate of known specific gravity. Copper sulfate crystals is still used today dissolved in water in a "foot bath" for sheep to pass through as a prevention and cure for "foot rot".

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What is copper sulfate used for in agriculture?

  • Copper sulfate is used as a fungicide not only in agriculture, but also as an antiseptic and germicide against fungal infections in humans. Incorporating this salt in floor cleaning mixtures helps in preventing athlete's foot in tropical countries.

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What is copper sulfate hydrate?

  • Copper(II) sulfate is a blue solid when hydrated (attached to water molecules). It is whitish when anhydrous (not attached to water molecules).

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