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nedbaeva2000
@nedbaeva2000
July 2022
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помогите пожалуйста с цепочками превращений
CaCO3 → CaO → CaC2 → C2H2 → C2H4 → CO2
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dmitry314
CaCO₃ -----t------> CaO + CO₂↑
CaO + 3C -> CaC₂ + CO↑
CaC₂ + 2H₂O -> Ca(OH)₂ + C₂H₂↑
C₂H₂ + H₂ ------Ni, t-------> C₂H₄
C₂H₄ + 3O₂ ------t------> 2CO₂ + 2H₂O
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Answers & Comments
CaO + 3C -> CaC₂ + CO↑
CaC₂ + 2H₂O -> Ca(OH)₂ + C₂H₂↑
C₂H₂ + H₂ ------Ni, t-------> C₂H₄
C₂H₄ + 3O₂ ------t------> 2CO₂ + 2H₂O