2019年上半年浙江省化學(xué)聯(lián)考試卷專題匯編-無機(jī)推斷

2X K2X K2CO320191 1903X臼色沉淀溶液丙（黃色）1X2H2H2O22 1902 X58.2523.3g0.10molX 0.15molBa（OH）223.3gAgNO3 14.35gY Y1X2XBa（OH）A2B2

1902300gmol-11902A 1.25gL-1TOC\o"1-5"\h\zX HOD HI3X4 19031.52gL-11903定量化合物XKOH溶液丁弱一成分鹽酸酸化Klj寞圓落足量定量化合物XKOH溶液丁弱一成分鹽酸酸化Klj寞圓落足量Spj5,66g溶液甲液乙＞溶液丙盡量qaC*白色沉閭~ 20.97g|溶液1XKI0.15molSO21903X1A27 1903 XKMnO420.8gX21X1 12.0g32 6.0g8 1903 8 1903 X（ ）8 1903 8 1903 X（ ）XXC KI9 1809G12XX1X2XFe2Fe2O310 1902 Z20TOC\o"1-5"\h\zMX=270gmol-1 X1B2X3X MnSO411 1901 2.84g14 1902 14 1902 A 3:161 1 X14 1902 14 1902 A 3:161 1 X3 3 B MCCCC0.672LC 0.04molHCl1A2A3A121902A AAAD1A2B3B13 1903MSO2BaCl2CBB化合物M 高溫⑹40&）隔絕空氣A B1M2A

BCDED1:1181B2C FeCl33A15 1902 XA XX2X A31:1BCDED1:1181B2C FeCl33A15 1902 XA XX2X A31:1H2co3HClOHCO3- A Na2co316 19012061H4)2*此色77APM,a*?~an?無色B2稀HCUBaCk鹽酸無機(jī)鹽Xdojg) 焰色反應(yīng)--不：LD ?黃包火培2X3X20191(1)Fe(OH)2Cl FeCl3?2Fe(OH)3(2)Fe(OH)2Cl Fe2O3+2HC1+H2O(3)2F(33+2++H2O2=2Fe2++O2+2H+2(1)SCl(2)2HSO3Cl+3Ba(OH)2=2BaSO4 +BaC2l+4H2O2s2cl2+2H2O=SO2 +3S +4HC1(1)NFe(2)Fe2O3+6H++22I-=2Fe2++I2+3H2O2(NH4)2FeO4Fe2O3+2NH3 +(1)H-S-H+2+(2)Fe3S4+6H+=3Fe2++S +3H2S (3)N2+5H2OFe3S45(1)KIO32HIO3I2+SO2+2H2O=2I-+SO42T4H+ -2-+(2)I2+6K2co3+3H2O=KIO3+5KI+6KHCO36(1)BaO 5H2O2+2MnO4-+6H+=2Mn++5O2 +8H2O(2)BaSO4+2C BaS+2CO2 BaSO4+4C7(1)(2)3MgSiO3CaSiO3+8H+=4H2siO3+3Mg2++Ca2+(BaS+4COCaO3MgO4SiO2)(3)2Mg+SiO2 Si+2MgO8 (1)Fe(CO)5 FeC5O5(2)4Fe(CO)513O2======2Fe2O320CO23 2+(3)2Fe32I 2Fe2+ I2(3)3NaH+Fe2O3=2Fe+3NaOH9(1)Na++[-:H](3)3NaH+Fe2O3=2Fe+3NaOH2-2+(1)SO3 (2)2K2S2O8 2K2SO4+2SO3+O2(3)5S2O82-+2Mn2++8H2O=2MnO4--+2-+10SO42-+16H+(1)KO2(2)4KO2+2H2O=4K++4OH-+3O2 (3)4KO2+4CO2+2H2O2KHCO3+3O2(1)CuSO2 1 2(2)Cu2OSO42 Cu2SO5 CuOCuSO4 1(3)3Cu2OSO4+4H2O=3Cu(OH)2CuSO4H2O+2CuSO43Cu2OSO4+3H2O=3Cu(OH)2CuSO4+2CuSO4 3Cu2OSO4+3H2O=Cu4(OH)6CuSO4+2CuSO4213 (1)MgNH13 (1)MgNH2 (2)Mg3N2+6H2O 3Mg(OH)2+2NH3 2 (3)Mg+2NH3Mg(NH2)2+H2 22-3+14 (1)NH4SCN(2)3S2-+Fe3+=2FeS +S(3)4NH3+CS2=NH4SCN+(NH4)2S 4NH3H2O+CS2=NH4SCN+(NH4)2S+4H2O15(1)2NaClNaClONa3Cl3O(2)ClO-+2H++Cl-=Cl2+H2O2 1 (3)Cl2+Na2CO3+H2O=NaCl+NaHCO3+HClO2+16