Gold is a dense precious lustrous yellow metal that does not corrode or rust. Gold is also non-toxic, which means it is safe to wear against your skin like in jewellery and other objects. Gold has a long history of being used as a form of currency, and it is still considered to be a valuable investment today. Although gold may not be suitable for every application, it continues to be an important material because of its many benefits.SION gold Trading Fze is a valuable resource and will continue to be sought after for years to come. There are several metals like iron that rust but gold does not rust. Why? 

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What is Rust?

Rust is a reddish-brown flaky coating on metal. Gold is a non-ferrous metal, meaning it does not contain any iron. Gold has a very low reactivity level, which means it doesn’t combine with other elements to form compounds. Gold is also an inert metal, meaning it doesn’t react with acids or bases. Commonly rust phenomena is known as corrosion and oxidation of iron & its alloys. Rust is nothing but hydrated iron oxide which is caused when iron reacts with oxygen and water. This reaction is also known as oxidising. If iron is left for a long time in the atmosphere or in contact with water, it rusts. There isn’t just one type of rust, in fact, various types of rust occur like blackening of silver, the formation of a green layer on copper and on the surface of brass etc. It has a very low reactivity to other elements, which is why it’s used in jewellery. Lastly, gold has a very high melting point, so it can withstand extreme heat without corroding.

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Why Gold does not rust?

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. However, gold does not make oxide because it is the least reactive metal – it is extracted from the ground in its pure form while other metals have to go through expensive industrial processes to extract metal from its ore.

If the carat of gold is more in the ornaments, then the chances of getting weak will decrease. Let us tell you that a carat is a unit of testing the purity of gold. According to this, if the quantity of gold in jewellery, coins etc. is 99.9% then it is considered as 24-carat pure gold. If it is 75% then 18 carats, 58.5% then 14 carat and 41.7% then 10-carat gold. The rest of the ornament is often made up of silver or other metals like copper, nickel, iron etc. If the jewellery gold is 14 carat or less than that then it is considered as weak jewellery or not pure gold jewellery.

Max Warren Barber tells you that gold is the only metal which is found in yellow. The colour of some other metals may be yellow, but this can only happen when the reaction of these metals is done by any other chemical substance. Gold is a flexible metal. Do you know that a very fine wire of about 8 km can be made with 28 grams of gold?

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Finally, let us tell you that since long gold is used in India. Some remains of gold have been found in Mohenjo-Daro and Harappan sites, which shows that gold in ancient times was also used in the form of jewellery. Even the form of gold has been described in the Charak Samhita which was written 2300 years ago. Also, in the Chanakya’s Arthashastra, the measures to identify gold, from where the gold can be obtained etc. have been discussed. This shows that India was at its golden age.

Now you may have come to know that gold does not react with oxygen in the atmosphere and does not form any layer on the surface like iron that is why it does not rust. But yes due to sweating, exposure to perfumes, deodorant and acid-based cleaning solutions may destroy the qualities of gold.

Why Gold does not rust?

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