Question

silver jewellery gets ta
rnished in polluted air what is this tarnishing because of

Answer 1

the tarnishing is because of the presence of sulphides oxides etc in the atmosphere......silver gets black when exposed to air this is because the sulphides present in air react with silver and forms a layer of silver sulphide on the upper part of silver jewellery...


hope it will help you

Answer 2

here is the answer you need to subscribe
https://www.youtube.com/channel/UCuwxXKJP5Evlt7StREJh08Q