微考点速练6 与“量”有关的离子方程式书写技巧-【高考领航】2021高考化学一轮复习微专题速练

[微考点诊断] 1．向稀HNO3中滴加Na2SO3溶液：SO＋2H＋===SO2↑＋H2O(　　) 2．铝片溶于过量NaOH溶液中，产生气体：2Al＋2OH－＋2H2O===2AlO＋3H2↑(　　) 3．明矾溶于水产生Al(OH)3胶体：Al3＋＋3H2O===Al(OH)3↓＋3H＋(　　) 4．浓盐酸与Cu反应：Cu＋2H＋===Cu2＋＋H2↑(　　) 5．过量浓氨水与AlCl3反应：Al3＋＋4NH3·H2O===AlO＋4NH＋2H2O(　　) [微题型精练] 类型一　连续反应型 1．向NaOH溶液中通入CO2至过量 ________________________________________________________________________[来源:学科网] ________________________________________________________________________ 2．向澄清石灰水中通入CO2至过量 ________________________________________________________________________ ________________________________________________________________________ 3．向氨水中通入少量SO2 ________________________________________________________________________ ________________________________________________________________________ 4．向氨水中通入过量SO2 ________________________________________________________________________ ________________________________________________________________________ 5．向AlCl3溶液中逐滴滴入NaOH溶液至过量 ________________________________________________________________________ ________________________________________________________________________ 6．向NaOH溶液中逐滴滴入AlCl3溶液至过量 ________________________________________________________________________ ________________________________________________________________________ 7．向NaAlO2溶液中逐滴滴入盐酸至过量 ________________________________________________________________________ ________________________________________________________________________ 8．向盐酸中逐滴滴入NaAlO2至过量 ________________________________________________________________________[来源:Zxxk.Com] ________________________________________________________________________ 9．向NaAlO2溶液中通入CO2，由少量至过量 ________________________________________________________________________ ________________________________________________________________________ 类型二　酸式盐和碱反应型 10．向NaHCO3溶液中加入足量澄清石灰水 ________________________________________________________________________ ________________________________________________________________________ 11．向NaHCO3溶液中加入少量澄清石灰水 __________________________