The balanced symbol equation for Solid potassium fluorine gas → solid potassium fluoride is 2 K + F₂ → 2 KF ⁻.
The reactants are on the left side of the arrow in a balanced equation, while the products are on the right.
The moles in a compound are indicated by the number in front of the chemical formula. Subscripts indicate the number of atoms in a single molecule (numbers below an atom).
Thus, the balanced equation is 2 K + F₂ → 2 KF ⁻.
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