0
I will use an electrolysis example to possibly give you a better understanding. This is a copper half equation.
The main points of half equations are:
Metals are always positively charged and non metals are negative.
When the two come together, they will form an ionic bond, by on donating electrons to the other to form a complete outer shell, this should not be confused with covalent bonding.
In electrolysis, the purifying of copper takes place at the negative electrode, or the 'cathode'.
Now finally for the half equation :) :
Cu2+ + 2e- -> Cu
The first part is the positively charged but impure copper.
The second part is the number of electrons which displace the impurities, which will often form a sludge at the bottom of the container this experiment is done in.
The last part is the final part of the equation, the pure copper.
I hope that this mad sense and that i did not blabble needlessly.
What else can I help you with?
Is a piece of copper cut in half a physical or chemical change?
Cutting a piece of copper in half is a physical change because it only alters the physical appearance of the copper without changing its chemical composition.
What is the net ionic equations of copper II sulfate sodium phosphate?
The net ionic equation for the reaction between copper (II) sulfate (CuSO4) and sodium phosphate (Na3PO4) is: Cu^2+ + PO4^3- -> Cu3(PO4)2 This equation represents the formation of copper (II) phosphate precipitate when copper (II) sulfate reacts with sodium phosphate.
What results from copper II nitrate reacting with sodium hydroxide?
Solutions of copper (II) compounds will undergo precipitation reactions with sodium hydroxide solution when mixed together to produce a bright blue precipitate of copper (II) hydroxide and a solution of a sodium salt.The chemical equations for the reaction between Copper (II) nitrate and Sodium hydroxide are as follows:Cu(NO3)2 (aq) + 2NaOH (aq) → Cu(OH)2 (s) + 2NaNO3 (aq)Copper II nitrate + sodium hydroxide → copper II hydroxide + sodium nitrate
Formula for Iron nail dipped in copper sulphate solution?
When an iron nail is dipped in copper sulfate solution, a displacement reaction occurs. The iron nail will displace the copper from the copper sulfate solution to form iron sulfate solution and copper metal deposits on the nail. This reaction is represented by the equation: Fe(s) + CuSO4(aq) → FeSO4(aq) + Cu(s).
Formula for copper sulfite?
These are the ions and their charges: Cu+2 SO3-2The charges have to add up to zero, so one +2 copper ion cancels out one -2 sulfite ion. Therefore, the formula is CuSO3.
Is copper product or reactant?
For copper, it is an element. It could be both reactant and product. While purifying copper will be the product. But copper would be the reactant in case of preparing hydrogen or copper sulphate salts.
How do you derive the equations for half wave rectifier?
rmsvoltage
What does half mean in math equations?
1/2
Why purifying the copper ore produces large quantites of waste?
Purifying copper ore involves removing impurities through processes like smelting and refining, which generates waste materials such as slag, dust, and gases. These wastes are produced due to the separation of copper from other elements in the ore, leading to the creation of byproducts that need to be managed and disposed of properly. Additionally, the high volumes of ore processed to extract copper contribute to the large quantities of waste generated during the purification process.
What happens when iron nails are placed in copper sulphate solution.write word equations of the reactions involved?
When iron nails are placed in copper sulphate solution, a displacement reaction occurs where iron replaces copper in the solution to form iron sulphate and copper metal. The word equations for the reactions involved are: Iron (s) + Copper sulphate (aq) -> Iron sulphate (aq) + Copper (s)
What is the half equation for the reduction of copper oxide carbon?
The half equation for the reduction of copper oxide by carbon is: CuO + C -> Cu + CO
What elements are in a half dollar?
Copper and nickel.
What a half dollar is made of?
Since 1971, U.S. half dollars have been made of nickel-coated copper (91.67% copper and 8.33% nickel).
What happens when copper metal is put in zinc nitrate solution?
due to the transfer of electron the zinc nitrate forms to zinc, and copper is formed to copper nitrate. this is usually followed by half equations which are: Cu -> Cu ^2+ + 2e zn^2+ + 2e -> zn where e is electrons and 2+ is representative of the nitrate
What is the metal makeup of a half dollar?
Current half dollars are made copper and nickel.
What element has half as many protons zinc?
The element that has half as many protons as zinc would be copper. Zinc has 30 protons, while copper has 29 protons. This means that copper has one less proton than zinc, making it the element with half as many protons.
What is the composition of dimes quarters and half dollars?
Since 1965 for dimes and quarters, and 1971 for half dollars, the metal composition is 91.67% copper with 8.33% nickel. Each outer layer is 75% copper/25% nickel, over a solid copper core.
