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P BLOCK ELEMENTS
Question #40314
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Question
Which of the following reactions demonstrates the formation of water from the elements?
A. 2H₂ + O₂ → 2H₂O
B. C + O₂ → CO₂
C. 2Mg + O₂ → 2MgO
D. 4Al + 3O₂ → 2Al₂O₃
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