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Iron

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Many (not all) metals are rusting because they can donate electrons to oxygen (or another oxidiser, like strong acid)

Example:

2Fe --> 2Fe2+ + 4 e-

O2 + 4 e- --> 2 O2-

________________________ +

2Fe + O2 --> 2 FeO

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14y ago
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15y ago

Rust is the result of oxygen combining with metal. It is called iron oxide. Its ironic that we need oxygen to live, and yet it is one of the most corrosive elements in the universe.

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Q: What is in metal that makes it rust?
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Related questions

What mainly makes metal rust?

acid rain is what most commonly makes metal rust


How does acid affects metal?

it makes it rust and corrode


How does citrict acid affect metal?

it makes it rust and corrode


What gas in the air makes steel rust?

Oxygen is the only gas which rust the metals.


Why could rust be a bad thing?

Because it takes shiney metal and makes it rusty


What liquids makes metals rust the fastest?

What can make a metal rust fastest is meat enzyme it might take a few days but it will help Water is another substance that can make a metal rust fast Another substance is soda and sugar


How does saltwater make nails rust?

Any water makes iron rust. Rust is iron oxide. It happens when water allows the oxygen to dissolve in it and get to the surface of the metal. Salt water has dissolve salts in it which makes it work faster.


Does aerosol make metal rust?

Aerosol does not make metal rust, rust is actually another element in the air effecting the metal.


What makes a quarter rust?

A 25 cent coin (quarter will not rust- they are no made of ferrous metal. They may tarnish- usually from exposure to air and sulfur.


What makes quarter rust?

A 25 cent coin (quarter will not rust- they are no made of ferrous metal. They may tarnish- usually from exposure to air and sulfur.


Does rust make metal stronger?

rust is the oxidation of iron. oxidation happens to nearly all metals, as they are reactive. the iron combines with oxygen to create iron oxide. it makes the metal brittle and it will fall apart. so no, rust does NOT make it stronger.


Is gold the only metal that does not rust?

Gold is not the only metal that does not rust. Copper is another metal that doesn't rust, and so is platinum and nickel.