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GeniC
@GeniC
September 2021
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Составьте уравнения реакций, необходимые для осуществления следующих превращений:
Ca -> CaH2 -> Ca(OH)2 -> CaCO3 -> Ca(HCO3)2 .
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Verified answer
Ca + H₂ = CaH₂
CaH₂ + H₂O = Ca(OH)₂ + H₂
Ca(OH)₂ + CO₂ = CaCO₃ + H₂O
CaCO₃ + CO₂ + H₂O = Ca(HCO₃)₂
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Answers & Comments
Verified answer
Ca + H₂ = CaH₂CaH₂ + H₂O = Ca(OH)₂ + H₂
Ca(OH)₂ + CO₂ = CaCO₃ + H₂O
CaCO₃ + CO₂ + H₂O = Ca(HCO₃)₂