Choose the correct option :
The metal which is not corroded by air water and acids is:
a) copper b) zinc c) aluminium d) gold
Answers
Answered by
5
I think gold is the right answer
Answered by
4
The answer should be GOLD as all the other metals given above can corrode.
pankajkumar368:
The chief source of food for fishes is. ...........
protein
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