Question

which is used for extracting metals like copper, gold, silver and iron??
please tell me the answer​

Answer 1

Answer:

the mining is used for extracting metals

Explanation:

Mining:It is the process by minerals are mined and taken out

Answer 2

Answer:

The primary methods used to extract minerals from the ground are: Underground miningSurface (open pit) ... Lower grade metal ores found closer to the surface can be profitably mined using surface mining methods

Explanation:

Extraction methods

The extraction method used depends upon the metal's position in the reactivity series. In principle, any metal could be extracted from its compounds using electrolysis. However, large amounts of electrical energy are needed to do this, so electrolysis is expensive

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