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Two conditions:

- dissolved oxygen

- the ion Cl-

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12y ago

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What two substances react to make rust?

Iron and oxygen react to form rust, which is primarily composed of iron oxide. Rusting occurs when iron is exposed to water and oxygen, resulting in the formation of iron oxide on the surface of the metal.


What does iron and water make?

Iron oxide or rust


What added factors can cause iron to rust faster?

water


Why would an iron bar rust in the rain?

The iron would react with the oxygen in the water to make iron oxide, or rust.


Does iron rust in water?

Yes, iron can rust in water. When iron is exposed to both water and oxygen, a chemical reaction occurs where the iron oxidizes, forming iron oxide or rust. This process is accelerated in the presence of impurities in the water, such as salts and minerals.


What can people do to make iron not to rust?

avoid water


What reacts with iron to make rust?

Water. ---------- Oxygen


What is the compound needed to make iron rust?

Iron rusts when it reacts with oxygen in the presence of water to form iron oxide. The compound needed for iron to rust is iron oxide, which is commonly known as rust.


What will make iron rust?

Exposure to oxidizers will make iron rust. The most common source of an ozidizer is water, so long term exposure to water will cause rust. Direct exposure to oxidizers such as oxygen or iodine in the air will also do this. Salt absorbs water and so will cause iron to rust if in contact with it.


How can you make rust?

Take iron, add water and wait.


Why does water make a nail rust?

I'm not so good at science but I think The Oxygen from the water (H20) oxidises the iron and makes iron oxide, which is rust.


Will soda make iron rust?

soda does not make iron rust ...