Questions tagged [electroplating]
Electroplating is the process of plating one metal onto another by hydrolysis, most commonly for decorative purposes or to prevent corrosion of a metal. There are also specific types of electroplating such as copper plating, silver plating, and chromium plating.
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Is there any method to make sure a electroplated layer of iron oxidizes into magnetite (Fe3O4) instead of hematite (Fe2O3)?
I am currently electroplating iron on copper using a DIY setup in my lab. Steel sheet as anode with electrolyte having 5% acetic acid with sodium carbonate to form sodium acetate and added some NaCl ...
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Electrolytic Substrate modification to enhance corrosion resistant of reactive metal
So, I was working on a project lately. The project I was working on involves the utilization of inexpensive, non-toxic, and inert electrodes. Unfortunately, the only substrates I have access to are ...
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Amount of PEG to add to copper plating solution?
I found a paper about making a copper plating solution and thought I'd give it a shot. Please keep in mind I have no formal education in chemistry. I have a few questions about the preparation of the ...
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Does electroplating with copper takes less time than electroplating with zinc?
is electroplating with copper quicker than electroplating with zinc -- assuming that in both scenerios the cathode is steel, the surface area, the current, the thickness are the same, and the ...
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Oxidize Zinc or Nickel in black nickel plating to get browns?
I have a black nickel plating solution that is comprised of the following:
Nickel (II) Sulfate (45-50% by weight)
Zinc Sulfate Heptahydrate (20-24%)
Ammonium Thiocyanate (20-23%)
Zinc Chloride (1-3%)
...
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Is it possible to electroplate iron onto nickel in a sodium chloride solution?
Over the years I have salvaged many laptop and power tool batteries and collected a lot of metal strips, but I don't know if they are made of nickel or nickel-plated steel.
I have a piece that I know ...
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Effect of phosphoric acid on chrome plating
Wondering whether phosphoric acid a suitable agent to clean chrome plated bathroom figments - a metal base shower head
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Copper plating surface color shifts from light to dark orange to black in less than 12 hours
We have been doing barrel-type copper plating on small parts, and all of a sudden there is an increase of copper plating discoloration after copper plating. The color shifts from bright orange (good) ...
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How to electroplate vias and THT holes on PCB with copper?
How can I electroplate copper into PCB's vias and THT holes?
I found several instructions, but they all use palladium (which is expensive), or calcium hypophosphite (which I can't get in my country), ...
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Gold Chloride as electroplating solution?
In some (maybe questionable) pedagogical texts at least, gold chloride solution is presented as an electrolyte in the electro deposition of gold.
In practice however, it seems that cyanide based ...
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Why is silver cyanide used for electroplating
(Partially answered by Safe silver electroplating solutions)
Why is silver cyanide used as an electrolyte in silver plating? (source) There are other (cheaper, less toxic) silver salts, such as silver ...
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Is this sulphur? [closed]
I was electroplating with a copper sulfate electrolyte, and now a yellow substance has settled at the bottom of the container, is it sulphur from the copper sulfate or something else from the screw I ...
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Electrolysis when E_cell = 0
I'm a bit confused by the electroplating of Zinc onto Copper, with Zinc (anode) and Copper (cathode) electrodes in a Zn(NO3)2 solution.
The reduction reaction is: Zn2+ + 2e- ---> Zn (s) (E_rxn = -0....
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How to oxidize black nickel plating
Looking to force a patina on a black nickel plating over brass to mimic age. I know black nickel can oxidize brown or yellow but I don't know how to oxidize it. I don't see anything on the web. Can ...
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Can you coat/ "plate" things with non metals or compounds? [closed]
I was recently watching a video on electro plating I understand that it only works with metals so I wondered if there's a method to do the same thing but with non-metals.
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How to dissolve nickel layer from chromium part
I have a part made of chromium. The part was plated with nickel. How can I dissolve nickel coat from that part?
I knew that nickel could be dissolved in hydrochloric, sulfuric, and dilute nitric acid. ...
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Is it possible to electrochemically remove the aluminum fouling a steel file?
I have a number of metal files that, to my regret, I have used on aluminum which gets stuck to the teeth. As suggested on several mechanics forums, I have tried soaking the files in concentrated ...
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Stannous chloride is not dissolving into water
I am trying pcb tin plating. I am following a formula that uses
50ml water
2gm sulfamic acid
0.5gm stannous chloride
3gm thiouria
50ml water
The problem is, my Tin(II) chloride is not dissolving. It ...
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What is a suitable material for a cathode in electroplating experiment?
I am going to do an electroplating experiment, whereby I will be using a Cu(NO3)2 solution to plate onto a cathode.
What is an easily accessible cathode which I can use for this? Would a strip of Ag (...
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How is it possible to electroplate using an Al3+ solution, when water is a stronger oxidant?
Suppose that I wanted to electroplate Al(s) onto a Cu(s) Cathode, (using an Aluminium Nitrate solution and Al(s) anode).
At standard conditions, Al(s) is the strongest reducing agent, which is good. ...
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Copper plating with electrolyte not working (Cu(OH)2 vs CuSO4)
I've been experimenting using electroplating, and I recently made a solution by placing two copper pieces connected to a voltage source, in water. I suspect that this created copper(II) hydroxide, as ...
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Electrolysis of copper sulphate using copper electrodes: Mass lost from anode is greater than mass deposited on cathode
In short, the aim of my experiment is to determine how the concentration of sulphuric acid in solution affects the mass liberated and deposited at copper electrodes, when copper sulphate is ...
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What happens at the inert anode in an electrolytic cell? [duplicate]
Recently I did an experiment using graphite as the anode and iron as the cathode for an electrolytic cell. I tried plating different metals such as copper, nickel, and zinc with CuSO4, NiSO4, and ...
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Sodium Sulfate or Sodium Carbonate for electrolysis in water
I am not a chemist but I have a question regarding electrolytes in electrolysis.
I have done a lot of reading but cannot find the answer I'm looking for regarding Sodium Sulfate (or Sulfide)
I intend ...
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Best Way to Store Copper Acetate Solution?
I am preparing to copper electroplate an ABS plastic sheet in my home and wanted to know what the best container/environment would be to store the copper acetate solution.
First, I created the ...
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What surface treatment can turn nickel black?
Questions:
The detailed surface treatment to turn nickel plated steel black.
The reaction mechanism of the process.
Methods:
(preferred) Anodizing, oxidizing : The only black nickel oxide is $\ce{...
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Proper method to electroplate aluminum?
I'm looking to plate some aluminum with silver using a basic solution.
My first attempt was to use sodium carbonate to make silver acetate. I sped up the process using hydrogen peroxide. I used the ...
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Forming AgCl from electroless Ag [closed]
We are looking to design flexible substrates with electroless plated silver on them (for use in sensor applications). We need convert the surface of the silver to silver-chloride (AgCl) for ...
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Solution for Electroplating Selenium?
I need to electroplate selenium onto a conductive metal (for an experiment). The end goal is a thin film of pure, elemental selenium. Unfortunately I can't find anything on the internet: Ideally, I'd ...
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How does increasing the Hydrogen Concentration of CuSO4 (electrolyte) affect electroplating of copper
I'm trying to find an answer as to how lowering the pH of the CuSO4 solution during electroplating of copper affects the amount of copper deposited onto the cathode.
My very basic understanding is ...
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