Which of the Following Equations Best Describes the Reaction That

question 62

Multiple Choice

Which of the following equations best describes the reaction that occurs when potassium metal reacts with oxygen gas in a combination reaction?

• A)K(s)+ O₂(g)→ KO₂(s)
• B)4K(s)+ O₂(g)→ 2K₂O(s)
• C)K(s)+ O₂(g)→ KO(s)+ O(g)
• D)2K(s)+ O(g)→ K₂O(s)
• E)K(s)+ O(g)→ KO(s)

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