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PolarNik [594]
3 years ago
15

Magnesium oxide is a binary ionic compound. From its formula, MgO, how do you know that Mg is the metal?

Chemistry
2 answers:
Vlad [161]3 years ago
8 0
Magnesium is a metal on the periodic table

leva [86]3 years ago
6 0
<h2>Answer:</h2>

<u><em>According to formula, magnesium gives electron forming a cation which is the property of metals according to periodic table.</em></u>

<h3>Explanation:</h3>
  • Mg has a valency of two electrons which means it has two electron in the valence shell. It gives two electrons to an oxygen atom which becomes a anion.
  • They form two ionic bond forming MgO.
  • And the atoms of valency two are present in 2nd column which contains metals.
  • Hence from formula, it can be known that Mg is a metal.









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