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What will dissolve copper but not platinum?

acid.


Does platinum dissolve in nitric acid?

Platinum does not dissolve in nitric acid, which is why it is commonly used in jewelry and other applications that require resistance to corrosion.


What acid can dissolve iron but not gold platinum and palladium?

Nitric acid can dissolve iron but not gold, platinum, and palladium. Nitric acid is a powerful oxidizing agent that reacts with iron to form soluble iron nitrate, while it does not react with noble metals like gold, platinum, and palladium.


What does not dissolve in sulfuric acid?

Sulfuric acid is a highly corrosive acid that can dissolve many substances, but it does not dissolve certain materials like Teflon (polytetrafluoroethylene), gold, platinum, and some types of ceramics.


What doesn't dissolves in sulfuric acid?

Non-metals such as carbon and some plastics do not dissolve in sulfuric acid because they are not reactive with the acid. Additionally, certain noble metals like gold and platinum are resistant to sulfuric acid and do not dissolve in it.


How can one extract platinum from catalytic converters?

Platinum can be extracted from catalytic converters by first crushing the converters to a fine powder. Then, the powder is mixed with a strong acid to dissolve the platinum. The platinum is then separated from the acid solution using chemical processes, such as precipitation or electrolysis.


Does platinum interact with sulfuric acid?

"Platinum resists sulfuric acid in all concentrations and temperatures."Source: Handbook of Corrosion Data - 2nd Edition, p. 850, ASM International, Materials Park, Ohio, 1995, ISBN: 0-87170-518-4


Does sulphuric acid dissolve everything?

Sulfuric acid is a strong acid and can dissolve many materials, but not everything. It is commonly used in industrial processes to dissolve minerals, metals, and certain organic compounds. However, there are materials that are resistant to sulfuric acid such as some plastics, certain metals like gold and platinum, and non-reactive minerals like diamond.


What can't sulfuric acid dissolve?

Sulfuric acid cannot dissolve certain non-metallic materials, such as Teflon (polytetrafluoroethylene) and some plastics like polyethylene and polypropylene. It also has limited ability to dissolve noble metals like gold and platinum. Additionally, sulfuric acid may not dissolve certain organic compounds with strong chemical bonds.


Will mylar dissolve in aqua regia acid solution?

No, mylar is a type of polyester film that is resistant to most chemicals, including aqua regia. Aqua regia is a highly corrosive mixture of nitric acid and hydrochloric acid commonly used to dissolve noble metals like gold and platinum, but it will not dissolve mylar.


What substance will acid not dissolve?

Acid is unable to dissolve substances such as certain plastics, glass, and metals like gold and platinum. These materials are resistant to the corrosive properties of acids and are often used in lab equipment to handle acidic solutions.


Why is hydrochloric acid used in cleaning the platinum loop?

Hydrochloric acid is used to clean the platinum loop because it can dissolve any residues or impurities that may be present on the surface of the loop, helping to maintain its purity and prevent contamination. This acid is effective in removing organic material and is safe to use with platinum due to its resistance to corrosion.