2019年高考化学试卷-(全国II卷与答案)

12019H1C12N14O16F19Na23S32Cl35.5As75I127Sm150136787ABCD8NAA3g3He1NAB1L0.1molL-134PO0.1NAC1molK2Cr2O7Cr3+6NAD48g10g13NA9150WXYZWX8AWXBYCZWDX10ABCO22CDFeCl31KSCNKSCN11ACuSO4ZnZn+CuSO4Cu+ZnSO4BCa(OH)2+CO2CaCO3+H2OCNa2O22Na2O22Na2O+O2DMg(OH)2FeCl33Mg(OH)2+2FeCl32Fe(OH)3+3MgCl212(CdS)AabT1T2CdSBKspKsp(m)=Ksp(n)Ksp(p)Ksp(q)CmNa2SmmpnpDqqqpp13C4H8BrClA8B10C123D1417422~3233~381292613ZnSBaSO41__________ABCD2BaSO4______________________CO2_______________________________________________________3S2-mg25.00mL0.1000molL-1I2-KI5minI20.1000molL-1Na2S2O3I2+2223SO=2I-+246SONa2S2O3VmL_________________S2-______________427151(g)=(g)+H2(g)H1=100.3kJmol-1H2(g)+I2(g)=2HI(g)H2=11.0kJmol-1(g)+I2(g)=(g)+2HI(g)H3=___________kJmol-12105Pa20%_________Kp=_________Pa__________ABCD3__________AT1T2BacCabDb0.45molL-14Fe(C5H5)2DMFDMF5_______________________________________________________2815234.51001%~5%Ka10-43%~10%213311______________95%______________2____________________________63____________________________ABCD5______________4522235315Fe-Sm-As-F-O1AsNAs_______NH3________________________________2Fe______Sm4f66s2Sm3+______________________3F-__________O2-41SmAs2F-O2-x1-x____________x=________gcm-311(111,,222)23____________________36[5]157G1A__________C____________________2BC__________3CD__________4E__________85E____________________3216DFNaOH1molGNaClH2O765gGn__________920197D8B9D10A11C12B13C26131D2BaSO4+4CBaS+4COCO+H2OCO2+H2BaCO3S2-+Ba2++Zn2++24SOBaSBaSO43125.000.10003221001000Vm2715189.32403.56104BD3CD4FeFe+2+H2Fe+2C5H6Fe(C5H5)2+H2NaOH-Fe2+Fe(OH)22815123AC4535151NH324s4f534SmFeAsO1-xFx330A2[28116(1)19]10xxacN(11,,022)(10,0,2)1036151234568