题目
已知H2CO3 H+ + HCO3– , K1 = 4.3×10–7;HCO3– H+ + CO32 –, K2 = 5.6×10–11; HClO H+ + ClO–, K = 3.0×10–8,根据上述电离常数分析,下列各式中错误( ) A. Ca(ClO)2 + 2HCl→CaCl2 + 2HClO B. Ca(ClO)2 + 2H2O + 2CO2→Ca(HCO3)2 + 2HClO C.NaClO + H2O + CO2→NaHCO3 + HClO D. 2NaClO + H2O + CO2→Na2CO3 + 2HClO
答案:【答案】D