The solubility of copper sulfate is temperature-dependent, and increasing the water temperature encourages more salts to dissolve, resulting in increased concentrations. So, assuming that sulfur is in excess, you know that all the number of moles of copper that reacted will now be a part of the copper sulfide.. TEM images show that the prepared copper doped ZnS crystallites have a hollow-sphere-like self-assembled nanostructure. Copper sulfate (CuSO4) is not a binary compound of copper and sulfur but a compound of copper, sulfur, and oxygen.
Use the molar masses of these two elements to find how many moles of each you'd get in this sample. There are, however, two possibilities: Copper (I) Sulfide and Copper (II) Sulfide. By using a solubility curve, which describes the relationship between temperature and the amount of salt that can be dissolved, you can create solution concentrations of choice without the risk of adding too much salt. Another method for copper sulfate production is dissolving copper oxide in sulfuric acid. b) Formation of blister copper by reduction of copper sulfide: Cu 2 S(l) + O 2 (g) → 2Cu(l) + SO 2 air blister copper gas Stage 6: Anode casting. 3c).

The blister copper produced by this process is 99% pure copper. The refining techniques employed by copper producers depend on the ore type, as well as other economic and environmental factors. Add 1 quart of the solution to the water, a cupful at a time, while stirring. The gangue minerals are mainly quartz, carbonate and silicate. 1 Types of copper sulfide ore. (1) Single copper mineral Its ore characteristic is relatively simple, and the only useful component that can be recycled is copper. There are, however, two possibilities: Copper (I) Sulfide and Copper (II) Sulfide.

Currently, about 80% of global copper production is extracted from sulfide … Copper sulfate is a chemical compound with the formula CuSO4 and can be made in a chemistry laboratory by reacting copper oxide with sulphuric acid. 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. Extracting copper from its ores. mcopper sulfide = msulfur + mcopper. Shake the copper sulfate stock mixture very well. If properly named, copper sulfide is a compound. Hydrogen peroxide and … Similarly, when a magma reaches sulfide saturation, Cu is efficiently removed from the melt, resulting in Cu-rich cumulates (Fig. dick on a pot. To dissolve more copper sulfate than this critical amount of salt, you will need to heat the water or add more water to the beaker. Bioleaching involves the use of microorganisms to catalyze the oxidation of iron sulfides to create ferric sulfate and sulfuric acid. There is copper (I) sulfide, with the formula Cu2S, and there is copper (II) sulfide with the formula CuS. Then, carefully add small pieces of copper oxide to the hot solution, stirring the mixture lightly for 30 seconds after each addition. And copper oxide, in turn, is obtained via copper sulfide calcination: 2CuS + 3O 2 → 2CuO + 2SO 2 ↑ CuO + H 2 SO 4 → CuSO 4 + H 2 O. 1.500 g of copper. If properly named, copper sulfide is a compound. To make copper sulfate in a science lab, start by pouring sulfuric acid into a glass beaker and heating it until it's almost boiling. Hollow copper doped ZnS (Cu–ZnS) nanostructures were synthesized by sonochemical approach and characterized well using various analytical tools. Similarly, when a magma reaches sulfide saturation, Cu is efficiently removed from the melt, resulting in Cu-rich cumulates (Fig. Pour 2-½ gallons of water into a large plastic bucket. Before you get too bogged down in the extraction of copper, make sure that you need it for whatever syllabus you are using.

In addition to copper minerals, iron sulfide can be recovered, and the main mineral of sulfur is pyrite. msulfur = 1.880 g −1.500 g = 0.380 g S. So, the mass of copper sulfide contains. 1.500g ⋅ 1 mole Cu 63.546g = 0.023605 moles Cu. Weigh the appropriate amount of copper sulfate using the scale. Most of the copper ores mined in the United States contain only about 1.2-1.6% copper by weight. The idea here is that you need to use the mass of copper and the mass of the copper sulfide to determine how much sulfur the produced compound contains, then convert these masses to a mole ratio..
(2) Copper-sulfur ore Called copper-bearing pyrite. The most common sulfide ore is chalcopyrite, CuFeS 2 , also known as copper pyrite or yellow copper ore. Chalcocite, Cu 2 S, is another sulfide ore. Cuprite, or red copper ore, Cu 2 O, is an Ferric sulfate, which is a powerful oxidizing agent, then oxidizes the copper sulfide minerals and the copper contained is then leached by the sulfuric acid formed.


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