Chemistry, asked by 9395, 1 year ago

metal x becomes green when it left for air ,turns black heated in air what is it

Answers

Answered by brainy2005
0
it is copper because when copper rusts it turns green

Answered by Shaggy18
1
The metal x is copper.compond formed in both the cases is copper oxide.
when it is left in air it reacts with sulphur and turns to form copper sulfide.
when it is burned a copper oxide layer is formed which is black in colour
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