Question

why is silver & copper are added to gold​

Answer 1

Answer:

Pure gold is very soft and it is not used for making jewellery. Copper or silver is added to pure gold to make it hard. ... This is alloyed with silver or copper to make it hard. Generally 22 carat gold is called ornamental gold which is used for making ornaments.

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Answer 2

The silver and copper are added to gold to make gold tougher because the pure gold is not able to make jewelry due to more flexibility property