Предмет: Химия, автор: Аноним

Схеме превращения Ca(0) -> Ca(+2) соответствует уравнение хим.реакции:
1) CaO+ 2HCL=>CaCL2+H2O
2) Ca+CL2=>CaCL2
3) Ca(OH)2+2HCL=>CaCL2+2H2O
4) Ca(OH)2+CO2=> CaCO3+H2O

Ответы

Автор ответа: Weltkind24
3
0     0     +2   -1
Ca+Cl2=CaCl2

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