Answer: D - 2H2O2 ↔ 2H2O + O2

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CLEP Chemistry Practice Test

Category - Chemistry

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Which of the following is the balanced equation for the decomposition of hydrogen peroxide (H₂O₂) into water and oxygen gas?

H₂O₂ ↔ 2H + 2O
H₂O₂↔ H₂O + O₂
2H₂O₂ ↔ H₂O + 2O₂
2H₂O₂↔ 2H₂O + O₂

Explanation

Answer: D - 2H₂O₂ ↔ 2H₂O + O₂

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