Question

An element X of atomic number 12, combines with an element Y of atomic number 17, to form a

compound XY2. State the nature of the chemical bond in XY2 and show how the electronic configurations

of X and Y change in the formation of the compound. Name X and Y and XY2
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Answer 1

Answer:

X magnesium Y chlorine =MgCl2

it has an ionic bond

electronic configuration of magnesium-2, 8,2

electronic configuration of chlorine-2, 8,7.