Question

x is an element with atomic number 20.
1. which of the two x or Mg [WITH ATM.NO- 12] is more reactive?
guys i need the answer urgently, pls don't play any pranks and help me out.plsss

Answer 1

calcium is more reactive than magnesium because the valence electrons on the calcium atom is farther from the nucleus. In other words,calcium is more electropositive than magnesium.


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Answer 2

x will be calcium and it will be more reactive beacause