1、2022 75100 H -1 B-11 N-14 O-16 F -19 Na-23 P-31 S-32 Cl- 35.5 Sc-45 Ba-137 45 15345 1 A75% B C D 2 A B. CX-B12 D. 32021924 A B C D 4 A Na+Cu2+ClS2 B Na+Fe2+H+H2O2 C H+K+S2O32SO42 223222HS OSO=SOH D Na+Al3+ClNH3H2O 332242Al4NHH O=AlO4NH2H O 5()() A B1mol3molH2 C sp2sp3 D 6Z XYZ A1molY3molNaOH B1molZ3
2、molBr2 CXH23 DC2H518OH18O 7WXYZYZ AXYZ BZXY CWX DWXY 8(NiOFeOFe2O3CoOBaOSiO2)(CoCO3)NixOy AISiO2 BNaClO3KSCN C2HCO3+Co2+= CoCO3+ CO2+H2O D NiSO4NiSO46H2O 9 A pH SO2CO2pH H2SO3 H2CO3 B C 0.1mol/L AgNO30.1mol/L NaCl0.1mol/L NaI Ksp(AgCl)Ksp(AgI) D 4mL0.01mol/L KMnO42mL 0.1mol/L H2C2O4 MnSO4 MnSO4 Mn2+
3、KMnO4 H2C2O4 1016Li+S8 8Li2S, A, MN B, Li+M C, M8Li2S -16e = S8+16Li+ D, 1 mol Li2S4Li2S62 mol 11CdCO3Cd(OH)2pCd2+=lgc(Cd2+)pN=lgc(CO32)lgc(OH ) AIICd(OH)2 BYCdCO3 CXZ Dc(Cd2+)=0.01mol/LCd(OH)2pH=8 121L31H2CO26H2+2CO2CH2=CH2+4H2O(g)CO2 A BM7.7% CMN D250 13SO2SO3 An(NH4)2SO3 + n(NH4HSO3) = 0.9mol BCB
4、aSO3195.3g Cn(NH4)2SO4 = 0.1mol Dc(NH4)2SO3: c(NH4HSO3): c(NH4)2SO4 = 4: 5: 1 14(a)(b)NA AaBO33 BBH44 C(a)OBOBH4HBH D3a376A107 150.1mol/L(Na2A)A (=AA)pOH Aa(H2A) BH2AKa1=103.75 CH2A+A22HAK=103.88 DpOH=7c(Na+)= 2c(A2)+ c(HA ) 55 455 1614 (Sc)1 1 xNH4ClyScF3zH2OScF3 1Sc_ 2Sc2(C2O4)3_ _ 3lgc(F )pH2pHpH
5、 3.5 pH 4.2pH_ 4xNH4ClyScF3zH2O_ A B C D E 5(xNH4ClyScF3zH2O)3380-400ScF3(xNH4ClyScF3zH2O) _ 6ScF3ScF36H2OScF3ScOFScF3_ 1713 1CO2121 K3=_(K1K2) 2ICO2(g)+(g)(g)+CO(g)+H2O(g) H3 IICO(g)+H2O(g) CO2(g)+H2(g) H4 10 mol CO210 mol2H3_0“”“”“=”CO2_H4_0 3 (g) (g) + H2(g) H5 C-C C-H C=C H-H (kJ/mol) 347.7 413.
6、4 615 436 H5=_ _ T1100 kpa=560%Kp=_kpa(Kp=) 1814NaH2PO2 NiSO4NaH2PO2H2PO2H3PO3 1_ (P4)NaH2PO2PH3PH3NaClO 2H2PO2_ 3_ () 4C_ 5B_ 6 A BNaOH_NaH2PO2 71.00g100mL25.00mL30.00mL 0.100mol/L0.100mol/L Na2S2O324.00mLH2PO2+H2O+I2=H2PO3+2H+2I2S2O32+I2=S4O62+2I _( 25 NaCl 37 39 NaH2PO2 100 667 19.14(Tilisolol) R
7、COOHRCOCl2RNHRCONHR 1A_B_ 2D_ 3E2FE_ 4_ 5GNaHCO3_11222G_ 2022 1 2 3 4 5 6 7 8 9 10 A A B C C B D C A D 11 12 13 14 15 D C D D C 16. 142 1 IIIB 4 IIIB 2 () 3Sc3+OH 4A B D 53NH4Cl ScF36H2O 3NH3 + 3HCl + ScF3 + 6H2O 6NH4ClHClSc3+ 17.132 1K1K2 2 1 3+123.5 kJ/mol (“+”1) 11 50 18. 142 1Ni2+H2PO2+H2O=H3PO3+H+Ni1 2 3 cdeabf 4 5P4+3NaOH+3H2O=3NaH2PO2+PH3 6 763.4% 19.142 13- 3-1-1 2 1 3 4 CH2=CHCH2Cl+NaOHCH2=CHCH2OH+NaCl 517
