学科素养提升非金属及其化合物2下页末页上页首页[知识体系构建]3下页末页上页首页[重点知识排查]非金属元素及化合物知识体系的构建及方程式书写1.碳、硅及其化合物(1)知识网络构建4下页末页上页首页(2)重要反应必练写出下列反应的化学方程式,是离子反应的写离子方程式。①Si和NaOH溶液的反应____________________________________________________________________;②SiO2和NaOH溶液的反应____________________________________________________________________;③SiO2和C的反应____________________________________________________________________;5下页末页上页首页④SiO2和氢氟酸的反应____________________________________________________________________;⑤向Na2SiO3溶液中通入过量CO2气体____________________________________________________________________;⑥Mg在CO2中燃烧____________________________________________________________________;⑦向澄清石灰水中通入少量CO2气体____________________________________________________________________;6下页末页上页首页⑧向澄清石灰水中通入过量CO2气体____________________________________________________________________;⑨除去CO2中的CO____________________________________________________________________;生产普通玻璃的原理_____________________________________________________________________、___________________________________________________________________。7下页末页上页首页答案:(2)①Si+2OH-+H2O===SiO2-3+2H2↑②SiO2+2OH-===SiO2-3+H2O③SiO2+2C=====高温Si+2CO↑④SiO2+4HF===SiF4↑+2H2O⑤SiO2-3+2CO2+2H2O===H2SiO3↓+2HCO-3⑥2Mg+CO2=====点燃2MgO+C8下页末页上页首页⑦Ca2++2OH-+CO2===CaCO3↓+H2O⑧OH-+CO2===HCO-3⑨CO+CuO=====△CO2+CuNa2CO3+SiO2=====高温Na2SiO3+CO2↑CaCO3+SiO2=====高温CaSiO3+CO2↑9下页末页上页首页2.氯气及其化合物(1)知识网络构建10下页末页上页首页(2)重要反应必练写出下列反应的化学方程式,是离子反应的写离子方程式。①Cl2和H2O的反应____________________________________________________________________;②Cl2和NaOH溶液的反应____________________________________________________________________;③Cl2和石灰乳的反应_____________________________________________________________________;11下页末页上页首页④把Cl2通入Na2SO3溶液中_____________________________________________________________________;⑤将Cl2和SO2混合通入H2O中_____________________________________________________________________;⑥将Cl2通入氢硫酸溶液中____________________________________________________________________;⑦将浓盐酸和MnO2混合加热_____________________________________________________________________;12下页末页上页首页⑧电解饱和食盐水___________________________________________________________________;⑨将浓盐酸与漂白液混合____________________________________________________________________;将浓盐酸与KClO3溶液混合____________________________________________________________________;⑪向KMnO4固体滴加浓盐酸_____________________________________________________________________;⑫向漂白粉溶液中通入少量CO2气体_____________________________________________________________________。13下页末页上页首页答案:(2)①Cl2+H2OH++Cl-+HClO②Cl2+2OH-===Cl-+ClO-+H2O③Cl2+Ca(OH)2===Ca2++Cl-+ClO-+H2O④Cl2+SO2-3+H2O===SO2-4+2H++2Cl-⑤SO2+Cl2+2H2O===4H++2Cl-+SO2-4⑥Cl2+H2S===S↓+2H++2Cl-⑦MnO2+4H++2Cl-=====△Mn2++Cl2↑+2H2O14下页末页上页首页⑨Cl-+ClO-+2H+===Cl2↑+H2O6H++5Cl-+ClO-3===3Cl2↑+3H2O⑪2MnO-4+16H++10Cl-===2Mn2++5Cl2↑...