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Class 10 Science Medium Mcq English Medium

Metals at the top of the reactivity series (like K, Na, Ca, Mg, Al) are

Question
Metals at the top of the reactivity series (like K, Na, Ca, Mg, Al) are
Always found as free elements in nature
Never found in nature as free elements, due to their high reactivity
Found only dissolved in seawater
Never present anywhere in the earth's crust
Answer
Never found in nature as free elements, due to their high reactivity
Detailed Explanation
Because they are so reactive, metals at the top of the activity series are never found in nature as free elements.
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