Tell us about the relationship between the form of occurrence of metals in nature and their activity. What is the activity of metals

Tell us about the relationship between the form of occurrence of metals in nature and their activity. What is the activity of metals that are found in nature mainly:
a) in a free state,
b) in the form of oxides and sulfides,
c) in the form of salts?

The more active a metal is, the less likely it is to be found in nature in a free state.
a) noble metals
b) medium activity in the form of oxides and sulfides
c) active metals in the form of salts

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