Question: Write the formulas of the ionic compounds that will form from the two pairs of elements given. Of each pair, which has the greater lattice

Write the formulas of the ionic compounds that will form from the two pairs of elements given. Of each pair, which has the greater lattice energy? Explain your choice.

(a) Lithium and oxygen; sodium and sulfur

(b) Potassium and chlorine; magnesium and fluorine

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