Math, asked by PRABHANSH1, 1 year ago

If copper metal is heated over a flame, it develops a coating, what is the colour and composition of this coating ?

Answers

Answered by akhilvashistha14

When copper metal is heated over a flame, it develops a reddish - brown coating. This is because the oxygen present in air reacts with copper to form copper oxide which is black in colour. Following is the chemical equation for the reaction
2Cu(s)+O2(g) - 2CuO(s)

Hope this helps you
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PRABHANSH1: No not a brainliest answer...

PRABHANSH1: Where is the composition????

akhilvashistha14: composition is given - 2Cu(s)+O2(g) gives after heating-2CuO(sl

akhilvashistha14: 2CuO(s)

Answered by sreenadhvaka

black colour because oxygen will present on their copper metel

PRABHANSH1: Composition???

PRABHANSH1: Composition????

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