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1.
The two most abundant metals, found in the earth's crust, are-
aluminium and copper
aluminium and iron
iron and copper
iron and silver
2. The metals, used in making the alloy 'german silver', are-
copper + zinc + tin
copper + zinc + nickel
copper + nickel + tin
copper + nickel + cobalt
Answers
Answered by
4
Answer:
copper + nickel + zinc is the answer
Answered by
3
Answer:
Aluminium is the most abundant metal in the earth's crust. The second most abundant metal in the earth is iron and third one is calcium
German Silver is an alloy of copper, zinc and nickel, sometimes also containing lead and tin. It was originally named for its silver-white colour, but the term 'silver' is now prohibited for alloys not containing that metal
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