F2+Naoh -NaF+OF2 1+H,O Ch+2Naoh== Nacl+Naclo+ho >809C 3C1+nAoh=- nAcL +Naclo2+ 3H.O NaBr+Nabro+ho Br,+Naoh 50oc NaBr+NaBrO+HO 31+6Naoh-5NalNao,+3ho (CN2+2Na0H-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