Magnesium Reacts with a Certain Element to Form a Compound

question 226

Multiple Choice

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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