Ba + O2 -> BaOBaO + H2O -> Ba(OH)2Ba(OH)2 + 2HBr -> BaBr2 + 2H2OBaBr2 + H2SO4 -> BaSO4↓ + 2HBr
Ионная форма:Ba^2+ + O2^-2 -> BaOBaO + 2H2O -> Ba^2+ + 2OH^- + 2H2OBa^2+ + 2OH^- + 2H^+ + 2Br^- -> BaBr2 + 2H2OBa^2+ + 2Br^- + H2SO4 -> BaSO4↓ + 2H^+ + 2Br^-
Ba + O2 -> BaO
BaO + H2O -> Ba(OH)2
Ba(OH)2 + 2HBr -> BaBr2 + 2H2O
BaBr2 + H2SO4 -> BaSO4↓ + 2HBr
Ионная форма:
Ba^2+ + O2^-2 -> BaO
BaO + 2H2O -> Ba^2+ + 2OH^- + 2H2O
Ba^2+ + 2OH^- + 2H^+ + 2Br^- -> BaBr2 + 2H2O
Ba^2+ + 2Br^- + H2SO4 -> BaSO4↓ + 2H^+ + 2Br^-