2020-2021学年湖北省新高考联考协作体高二下学期期末考试--高二政治试卷
2020-2021学年湖北省新高考联考协作体高二下学期期末考试--高二政治试卷,扫描并关注下面的二维码,获取相关答案!
一、非金属氢化物(HF、HCl、H2O、H2S、NH3)1、还原性:4HCl(浓)+MnO2===MnCl2+Cl2+2H2O4HCl(g)+O2===2Cl2+2H2O16HCl+2KMnO4===2KCl+2MnCl2+5Cl2+8H2O14HCl+K2Cr2O7===2KCl+2CrI’msurewe’llhaveawonderfullytimetogether.(wonderful)Cl3+3Cl2+7H2O2H2O+2F2===4HF+O22H2S+3O2(足量)===2SO2+2H2O2H2S+O2(少量)===2S+2H2O2H2S+SO2===3S+2H2OH2S+H2SO4(浓)===S+SO2+2H2O3H2S+2HNO(稀)===3S+2NO+4H2O5H2S+2KMnO4+3H2SO4===2MnSO4+K2SO4+5S+8H2O3H2S+K2Cr2O7+4H2SO4===Cr2(SO4)3+K2SO4+3S+7H2OH2S+4Na2O2+2H2O===Na2SO4+6NaOH2NH3+3CuO===3Cu+N2+3H2O2NH3+3Cl2===N2+6HCl8NH3+3Cl2===N2+6NH4Cl4NH3+3O2(纯氧)===2N2+6H2O4NH3+5O2===4NO+6H2O4NH3+6NO===5N2+6H2O(用氨清除NO)NaH+H2O===NaOH+H24NaH+TiCl4===Ti+4NaCl+2H2CaH2+2H2O===Ca(OH)2+2H22、酸性:4HF+SiO2===SiF4+2H2O(此反应广泛应用于测定矿样或钢样中SiO2的含量)2HF+CaCl2===CaF2+2HClH2S+Fe===FeS+H2H2S+CuCl2===CuS+2HClH2S+2AgNO3===Ag2S+2HNO3H2S+HgCl2===HgS+2HClH2S+Pb(NO3)2===PbS+2HNO3H2S+FeCl2===2NH3+2Na==2NaNH2+H2(NaNH2+H2O===NaOH+NH3)3,碱性:NH3+HCl===NH4ClNH3+HNO3===NH4NO32NH3+H2SO4===(NH4)2SO4NH3+NaCl+H2O+CO2===NaHCO3+NH4Cl(此反应用于工业制备小苏打,苏打)4,不稳定性:2HF===H2+F22HCl===H2+Cl22H2O===2H2+O22H2O2===2H2O+O2H2S===H2+S2NH3===N2+3H2二、非金属氧化物低价态的还原性:2SO2+O2===2SO32SO2+O2+2H2O===2H2SO4(这是SO2在大气中缓慢发生的环境化学反应)SO2+Cl2+2H2O===H2SO4+2HClSO2+Br2+2H2O="英国历史 资本来到世间,从头到脚,每个毛孔都滴着血和肮脏的东西。羊吃人的圈地运动便是其表现。==H2SO4+2HBrSO2+I2+2H2O===H2SO4+2HISO2+NO2===SO3+NO2NO+O2===2NO2NO+NO2+2NaOH===2NaNO2(用于制硝酸工业中吸收尾气中的NO和NO2)2CO+O2===2CO2CO+CuO===Cu+CO23CO+Fe2O3===2Fe+3CO2CO+H2O===CO2+H2氧化性:SO2+2H2S===3S+2H2OSO3+1.划出中心句2KI===K2SO3+I2NO2+2KI+H2O===NO+I2+2KOH(不能用淀粉KI溶液鉴别溴蒸气和NO2)4NO2+H2S===4NO+SO3+H2O2NO2+Cu===4CuO+N2CO2+2Mg===2MgO+C(CO2不能用于扑灭由Mg、Ca、Ba、Na、K等燃烧的火灾)SiO2+2H2===Si+2H2OSiO2+2Mg===2M"
一、非金属氢化物(HF、HCl、H2O、H2S、NH3)1、还原性:4HCl(浓)+MnO2===MnCl2+Cl2+2H2O4HCl(g)+O2===2Cl2+2H2O16HCl+2KMnO4===2KCl+2MnCl2+5Cl2+8H2O14HCl+K2Cr2O7===2KCl+2CrI’msurewe’llhaveawonderfullytimetogether.(wonderful)Cl3+3Cl2+7H2O2H2O+2F2===4HF+O22H2S+3O2(足量)===2SO2+2H2O2H2S+O2(少量)===2S+2H2O2H2S+SO2===3S+2H2OH2S+H2SO4(浓)===S+SO2+2H2O3H2S+2HNO(稀)===3S+2NO+4H2O5H2S+2KMnO4+3H2SO4===2MnSO4+K2SO4+5S+8H2O3H2S+K2Cr2O7+4H2SO4===Cr2(SO4)3+K2SO4+3S+7H2OH2S+4Na2O2+2H2O===Na2SO4+6NaOH2NH3+3CuO===3Cu+N2+3H2O2NH3+3Cl2===N2+6HCl8NH3+3Cl2===N2+6NH4Cl4NH3+3O2(纯氧)===2N2+6H2O4NH3+5O2===4NO+6H2O4NH3+6NO===5N2+6H2O(用氨清除NO)NaH+H2O===NaOH+H24NaH+TiCl4===Ti+4NaCl+2H2CaH2+2H2O===Ca(OH)2+2H22、酸性:4HF+SiO2===SiF4+2H2O(此反应广泛应用于测定矿样或钢样中SiO2的含量)2HF+CaCl2===CaF2+2HClH2S+Fe===FeS+H2H2S+CuCl2===CuS+2HClH2S+2AgNO3===Ag2S+2HNO3H2S+HgCl2===HgS+2HClH2S+Pb(NO3)2===PbS+2HNO3H2S+FeCl2===2NH3+2Na==2NaNH2+H2(NaNH2+H2O===NaOH+NH3)3,碱性:NH3+HCl===NH4ClNH3+HNO3===NH4NO32NH3+H2SO4===(NH4)2SO4NH3+NaCl+H2O+CO2===NaHCO3+NH4Cl(此反应用于工业制备小苏打,苏打)4,不稳定性:2HF===H2+F22HCl===H2+Cl22H2O===2H2+O22H2O2===2H2O+O2H2S===H2+S2NH3===N2+3H2二、非金属氧化物低价态的还原性:2SO2+O2===2SO32SO2+O2+2H2O===2H2SO4(这是SO2在大气中缓慢发生的环境化学反应)SO2+Cl2+2H2O===H2SO4+2HClSO2+Br2+2H2O="英国历史 资本来到世间,从头到脚,每个毛孔都滴着血和肮脏的东西。羊吃人的圈地运动便是其表现。==H2SO4+2HBrSO2+I2+2H2O===H2SO4+2HISO2+NO2===SO3+NO2NO+O2===2NO2NO+NO2+2NaOH===2NaNO2(用于制硝酸工业中吸收尾气中的NO和NO2)2CO+O2===2CO2CO+CuO===Cu+CO23CO+Fe2O3===2Fe+3CO2CO+H2O===CO2+H2氧化性:SO2+2H2S===3S+2H2OSO3+1.划出中心句2KI===K2SO3+I2NO2+2KI+H2O===NO+I2+2KOH(不能用淀粉KI溶液鉴别溴蒸气和NO2)4NO2+H2S===4NO+SO3+H2O2NO2+Cu===4CuO+N2CO2+2Mg===2MgO+C(CO2不能用于扑灭由Mg、Ca、Ba、Na、K等燃烧的火灾)SiO2+2H2===Si+2H2OSiO2+2Mg===2M"
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