Question

Which of the following metals is extracted only by electrolysis​

Answer 1

Answer:

Some metals, however, can be extracted only from electrolysis. These are usually very reactive metals like Sodium, Potassium, Calcium etc. Therefore, electrolysis is the only viable way to extract these metals. Certain less reactive metals like Copper are purified using the electrorefining method.

Answer 2

Answer:

metals like copper alluminum gold murky