CoOHCl + HCl = CoCl2 + H2O
CoCl2 + NaOH = Co(OH)2 + NaCl
Co(OH)2 + 2HCl = CoCl2 + 2H2O
CoCl2 + 2AgNO3 = Co(NO3)2 + 2AgCl
Co(NO3)2 + H2O =(гидролиз)=> CoOHNO3 + HNO3
CoOHCl + HCl = CoCl2 + H2O
CoCl2 + NaOH = Co(OH)2 + NaCl
Co(OH)2 + 2HCl = CoCl2 + 2H2O
CoCl2 + 2AgNO3 = Co(NO3)2 + 2AgCl
Co(NO3)2 + H2O =(гидролиз)=> CoOHNO3 + HNO3