Which of the following elements are in this chemical reaction Na (s) + MgF2. (s). - NaF (s) +. Mg?

The chemical compounds found in this reaction are: sodium, magnesium and fluorine.

Explanation:

The chemical compounds of the reaction are expressed in the periodic table as follows:

In the case of sodium, the symbol is "Na"

In the case of fluorine, the symbol is "F"

In the case of Magnesium, the symbol is "Mg"