The metals in the middle of activity series such as iron, zinc, led, copper, etc are moderately reactive. These are usually present as _______ in nature.

sulphides or carbonates

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oxides

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sulpahtes

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bicarobnates

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Solution

The correct option is A sulphides or carbonates
The metals in the middle of activity series such as iron, zinc, led, copper, etc are moderately reactive. These are usually present as sulphides or carbonates in nature. For example, zinc is present as $Z n S$ .

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The metals in the middle of activity series such as iron, zinc, led, copper, etc are moderately reactive. These are usually present as _______ in nature.

The correct option is A sulphides or carbonatesThe metals in the middle of activity series such as iron, zinc, led, copper, etc are moderately reactive. These are usually present as sulphides or carbonates in nature. For example, zinc is present as ZnS.

The correct option is A sulphides or carbonates
The metals in the middle of activity series such as iron, zinc, led, copper, etc are moderately reactive. These are usually present as sulphides or carbonates in nature. For example, zinc is present as $Z n S$ .