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how can we convert 24 carat gold into 18 carat gold

Posted by Aryan Sharma 6 years, 3 months ago

CBSE > Class 10 > Science

1 answers

Yogita Ingle 6 years, 3 months ago

24-carat gold is pure gold. Pure gold is very soft and not suitable for making jewellery.
Therefore, to increase its hardness, it is alloyed either with copper or silver.
18-carat gold is prepared by alloying 18 parts pure gold with 6 parts of either copper or silver.

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