Question

SUNG
A, B, C, D, E, F, G, H, I, J & K represents metals decreasing order of their reacting
which one of them occur in free state in nature and which one of them is highest reactive.
write it's name?
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Answer 1

Answer:

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Explanation:

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Answer 2

Answer:

In a reactivity series, the metal on the top is the most reactive while the metal at the bottom is least reactive. thus, K which is least reactive is most likely to occur in a free state in nature.