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Agata [3.3K]
4 years ago
15

Please help me

Chemistry
1 answer:
raketka [301]4 years ago
5 0

Answer: Option C) potassium

Explanation:

According to the reactivity series of metals, potassium K is the most reactive and electropositive metal. it is followed by sodium Na, Magnesium Mg, and Calcium Ca.

Thus, the descending order of reactivity is as follows: K > Na > Mg > Ca which makes potassium displaces the less reactive elements from their respective solutions during chemical reactions.

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