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rust because when metal or something stays out in the weather or anything it starts to rust
An Ionic compound (salt) is produced.
rust or tarnish
A metal is a chemical element not a compound.
When any type of metal is affected by heat, moisture, or gases, the metal begins to tarnish. This is a chemical reaction to whatever substance the metal has come in contact with and is able to react with it.
The tarnish on a metal is highly likely to be the oxide of that metal.
Gold and platinum will not tarnish on a ring.
Yes.
yes
rust because when metal or something stays out in the weather or anything it starts to rust
An Ionic compound (salt) is produced.
In most cases, an ionic compound is formed but there are exceptions such as Grignard reagents and diethylzinc.
Na2O + H2SO4 -----> Na2SO4 + H2O. The sodium sulphate produced as a product is the metal compound, or"salt" as it is better known.
rust or tarnish
No, gold does not tarnish. It is because acids and other gases have no effect on it. It does not lose its shine. It is a least reactive metal.
tarnish or something
bubbles of Hydrogen gas is produced and it will slightly tarnish