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Corrosion. Oxidation, combination of the surface atoms with oxygen, called rust in the case of iron, is one form of corrosion. Aluminum and many other metals oxidize. Combination with sulfur is also common, particularly for copper compounds. All metals except gold corrode in some fashion.
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Is a metal surface being ground a chemical change?
A metal Surface being ground is a physical change, not a chemical change.
Is electroplating a chemical or physical change?
Electroplating is a chemical change. Solutions containing metal ions are placed in a tank, and the piece of metal to be plated is connected to the electrical supply to become the cathode. The metal ions in solution are attracted to the cathode where they are reduced (reduction is gain of electrons) to form a metal coating.
Is tarnishing of metal a physical or chemical change?
Tarnishing of metal is a chemical change because it involves a reaction between the metal and substances in the environment (such as oxygen or sulfur compounds) that forms a new compound on the surface of the metal, altering its properties.
Is hammering copper metal a physical or chemical change?
It is a physical change because you are changing the shape of the metal.
Is denting a piece of metal a physical or chemical change?
Physical. The properties of the metal do not change, and it can be undented.
Is a metal surface being ground a chemical change?
A metal Surface being ground is a physical change, not a chemical change.
Is pounded metal a physical or chemical change?
Physical change
Is corrosion of a piece of metal chemical or physical change?
chemical change
Is bending metal sheets a chemical change?
No. It is a physical change because the chemical composition of the metal remains the same.
What is Heating up metal with a flame is that a physical or chemical change?
No, it is a chemical change. The metal oxide formed is a new substance.
Is corrosion of metals physical or chemical change?
It is a chemical change, where a chemical such as oxygen or chlorine combines with a metal, forming an oxide or chloride of that metal.
Is metal corroding a physical change or chemical change?
Corrosion is a chemical change
Is cutting a bar of sodium metal with a knife a chemical change?
Yes, cutting a bar of sodium metal with a knife is a physical change, not a chemical change. The chemical composition of the sodium metal remains the same before and after cutting. The change is only in the physical state of the metal.
Is rusting a metal physical change?
Metal rusting (corrosion) is a chemical change.
Is metal chair-rusts physical or chemical change?
The rusting of a metal chair is a chemical change. The iron is undergoing oxidation as it combines with oxygen to form iron oxide.
Rusting metal is an example?
a chemical change.
What change undergoes chemical change?
For example a chemical reaction with an alkali metal.
