The coating formed on the metal such as iron, silver and copper after corrosion will be:
1 point
Brown, black and green in colour respectively
Black, brown and green in colour
Brown in colours in all the metals.
Black in colour in all the metals
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1
Answer:
it helps
Explanation:
Answer:Some metals like silver, copper, and iron get colored coating over them when they are exposed to air. ... This process is called Corrosion and in particularly Iron's case it is called rusting. Iron also develops “Green rust”[2] when it is kept in oxygen deprived surroundings like say under water
Answered by
3
Explanation:
The colour is black.
on reacting with oxygen, Cu and Ag form CuO and AgO respectively which are black.
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