碱性介质F2+NaOH=NaF+OF2+H0 CL+2NaOH ==NaCl+NaCIO+H2O >800C 3Cl,+6NaOH==5NaCl +NaCIO3+3H2O 0C·NaBr+NaBro+HzO Br2+NaOH 50 C NaBr+NaBrO3+H2O 3I,+6NaOH-5NaI+NaIO3+3H2O (CN)2+2NaOH-NaCN+NaOCN+H2OF2+NaOH == NaF+OF2↑+H2O （CN)2+2NaOH→NaCN+NaOCN+H2O Cl2+2NaOH == NaCl+NaClO+H2O Br2+NaOH 50 oC NaBr+NaBrO3+H2O 0 oC NaBr+NaBrO+H2O 3I2+6NaOH→5NaI+NaIO3+3H2O >80oC 3Cl2+6NaOH == 5NaCl +NaClO3+ 3H2O 碱性介质