Question

1o. An athlete won a bronze, metal on which a greenish layer is formed
after a few days
(a)write const of bronze
(b) Give reason for this layer​

Answer 1

Answer:

The bronze medal is made of Copper which takes chlorine from the atmosphere to form copper chloride which is the green lining on the medal

1) copper

2) corrosion. Corrosion is a natural process that converts a refined metal into a more chemically-stable form such as oxide, hydroxide, or sulfide. It is the gradual destruction of materials (usually metals) by chemical and/or electrochemical reaction with their environment.

3)Copper pirites

steps are

- cleaning of the ore

- concentration

- electrolysis

Explanation:

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