Question

what will be the change in life and colour in copper after rusting? Explain​

Answer 1

Answer:

For the same reason that iron rusts. Just as iron that is left unprotected in open air will corrode and form a flaky orange-red outer layer, copper that is exposed to the elements undergoes a series of chemical reactions that give the shiny metal a pale green outer layer called a patina.

Explanation:

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Answer 2

Answer:Green

Explanation:when we keep in air it quickly rust and become greening colour