Magnesium reacts with a certain element to form a compound with the general formula MgX.What would the most likely formula be for the compound formed between potassium and element X? A)K₂X B)KX₂ C)K₂X₃ D)K₂X₂ E)KX

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Quizplus · Accepted Answer

Magnesium forms MgX, indicating that element X has a -2 charge. Potassium has a +1 charge, so two potassium ions are needed to balance the -2 charge of X, resulting in the formula K₂X.

Magnesium Reacts with a Certain Element to Form a Compound