What are the empirical formulas for: calcium chloride, potassium oxide, magnesium sulfide, magnesium chloride, lithium fluoride, lithium oxide, sodium sulfide?

1 Answer
Luke W. · Stefan V.
Nov 17, 2016

#"CaCl"_2#
#"K"_2"O"#
#"MgS"#
#"MgCl"_2#
#"LiF"#
#"Li"_2"O"#
#"Na"_2"S"#

Explanation:

Magnesium, Potassium, Lithium, and Sodium all have an oxidation state of #+1#. Calcium has #+2#. Oxygen and Sulfur have an oxidation state of #-2#. Fluorine and Chlorine have an oxidation state of #-1#.

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