Q. 54.8( 5 Votes )

The coating formed on the metals such as iron, silver and copper after corrosion will be:
A. Brown, black and green in colour.

B. Black, brown and green in colour.

C. Brown in colour in all the metals.

D. Black in colour in all the metals.

Answer :

When a metal is attacked by substances around it such as moisture, acids, etc. it is said to corrode and this process is called corrosion.


After corrosion, the colour of:


Iron changes to Reddish brown


Silver changes to black


Copper changes to green

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