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Is a bicycle chain rusting chemical or physical water is absored by a paper towel a chemical or physical?
The rusting metal of the chain is chemical and the towel that is now wet is physical. The water is still water but the metal is now been oxidized.
Why does Fe metal keep rusting in the presence of water and AI metal does not?
Aluminium forms a thin layer of oxide on the surface which stops any further rusting taking place.
How does rusting takes place?
Rusting occurs when iron or steel comes into contact with oxygen and water. This leads to a chemical reaction where the iron in the metal oxidizes to form iron oxide, also known as rust. Rusting is accelerated by factors such as salt, acid, and humidity in the environment.
Why does metal rust and what factors contribute to the process of rusting?
Metal rusts due to a chemical reaction called oxidation, where metal combines with oxygen in the presence of water or moisture. Factors that contribute to rusting include exposure to water, oxygen, and certain chemicals, as well as the type of metal and its surface condition.
What causes rusting to occur on metal surfaces?
Rusting on metal surfaces occurs when iron reacts with oxygen and water, forming iron oxide. This chemical reaction weakens the metal and causes it to corrode, resulting in the formation of rust.
Will metal rust in boiled water?
Boiling water will not cause metal to rust. Rusting is a chemical reaction that occurs when metal is exposed to oxygen and moisture for an extended period of time, leading to the formation of iron oxide. Boiling water can, in fact, help remove rust from metal surfaces.
what chemical make soda rust metal?
Rusting is caused by water in the presence of oxygen.
Does metal rust faster in light?
No light evaporates the water rusting the metal, not a lot but enough to make a significant difference.
Can you put an aluminum table in a pool?
Under most conditions aluminum will not rust in water. However, if the aluminum is alloyed with another metal, oxidation (rusting) could take place.
How does scratching and bending speed up the rate of rusting?
Scratching and bending can remove protective layers on metal surfaces, exposing the metal underneath to oxygen and moisture, which accelerates the rate of rusting. This increased exposure to air and water can speed up the chemical reaction that causes iron to oxidize and form rust.
Does the presence of salt accelerate the process of rusting?
Yes, the presence of salt can accelerate the process of rusting by increasing the conductivity of water, which speeds up the corrosion of metal.
What does rusting need?
For something to rust you need oxygen and water. Rust specifically relates to iron (or iron products such as steel); it is iron oxide. When the metal comes into contact with oxygen disolved in water the iron in the metal reacts with the oxygen disolved in the water to form iron oxide - rust. This is why most metals are protected, to stop water and oxygen getting into contact with the metal and causing corrosion i.e. rust. Common methods of protection include galvanising, painting and coating.
