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Write a balanced chemical equation for the reaction that occurs when calcium metal undergoes a combination reaction with O2(g).

Write a balanced chemical equation for the reaction that occurs when calcium metal undergoes a combination reaction with O2(g).
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write a balanced chemical equation for the reaction that occurs when calcium metal undergoes a combination reaction with O2(g).

User Bojan Bjelic
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1 Answer

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1) reactants: Ca + O2 (g)

2) Unbalanced equation: Ca + O2 (g) -> CaO

3) Balanced equation: 2Ca + O2 (g) -> 2CaO
User Iceflame
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