predict the reason behind the gold and platinum jewellery does not become rust
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Rust is nothing but a reddish-brown flaky coating on metal. In other words, it is hydrated iron oxide which causes iron to react with oxygen and water. ... Therefore, gold jewellery does not become dull because it does not react with oxygen in the atmosphere as it is inert by nature.
Explanation:
Gold is a noble metal in the periodic table, which is chemically inert and does not get corroded in the natural or industrial environment. This is because the gold does not react with oxygen in the atmosphere. ... The rest part of the ornament is often made up of silver or other metals like copper, nickel, iron etc
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