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无 机 推 断 专 题 复 习. 一、试题特点. 考查面广 , 综合性强 !. 层次明显 , 区分度高 !. 无机推断题可分为以 “构”、“位”、“性”为基础的元素所在周期表中位置的推断和以元素化合物为基础的无机框图推断两大类题型。 周期表位置推断以原子结构的组成及核外电子的排布规律,元素周期律、元素周期表的知识为依据,以常见的短周期元素为载体,文字表述简洁,整体思维能力要求高。这类题不仅能够考查学生对物质结构,元素周期律知识的掌握情况,而且能够考查学生以基本理论为指导解决实际问题的能力。. - PowerPoint PPT Presentation

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  • ,!,!

    20062728262729

  • 20062827262626

  • Al Al3 3AlO 26H2O4Al(OH)3Cl2Al4C3 +12H2O4Al(OH)33CH4

  • ACaC2BH2ODC2H2ECO2HCa(HCO3)2

  • ()

  • ( XYZX YXY 1mol Z6molZ YAXZ SO2H2SO3 SO3 P2O5 Na3PO4H2O 2P5SO35SO2P2O5

  • 2

  • ABCA B C

    ADDEE+5

    SO2K

    FH Cl2 + 2NaOH == NaCl+ NaClO +H2OSO2+2Fe3++2H2O==2Fe2++SO42+4H+

  • 1.:,,

    3.: , 4.: 5.: .2.: ,

  • ABCDEFAA B C___________D E F_______3

  • NaK NOSO2 Cl2I2 Fe2+

  • 7. _______ 8. _____9.____________10.________________ _________11. ______________________________________________

    F2 Na2O2Al Al2O3Al(OH)3AlSiNH3 H2KSCN Fe3+NH3

  • 12________________________________ ___________________________13. Al NH4HCO3 (NH4)2CO3 NH4HSO3CaC2Al2S3Mg3N2 H2O S2O32-H+CO32-HCO3- SO32- HSO3- S2-HS- Al3+(NH4)2SO3 (NH4)2S NH4HS

  • ABCD201BD_____________2E ______ J ______3CH:AlCl3 NaAlO2 Cl2H2SS2H2Cl3H2SAl(OH)3AgClKKAl3S2-Cl-

  • ADFHXBJ ADFH4Na2O2O2NaOHFeH2Fe3O4AlFe3+

  • B_________________ E____________________________________________________________________________

    ____________________________________________

    __________________________________________

    _____________________________________________ Fe2OH2eFe(OH)2 KClO3 2Al2OH2H2O2AlO23H2 4

  • 2AN2SCNa NH3H2S CH4 DO2APDCl2ACDH2OAAlO2-DH+AAl3+DOH-ACl2DFe1.

  • 3

  • ABC (1) D AC() AC AC (2) DB . DABCD()A B C D

  • (1) SO3NO2CO2 SO2SO3NO2 CH3COOH (2)FeCl3KSCN A1C13Al(OH)3NaAlO2NaOH(H2SNaHSNa2SNaOH)

  • 12345678

  • DEXHEMr(H) Mr(E) =34 C 6Na+Na2O2H2OO2FeS2SO2H2O

  • 1B

    2 316g E,106.5kJ

    Fe2O3 + 6H+ = 2Fe3+ + 3H2OFe2(SO4)3 + 6NaOH = 2Fe(OH)3+3Na2SO4FeS2 (s) + 11/4 O2 (g) = /2 Fe 2 O 3 (s)+ 2SO2 (g) H=852kJ/mol6

  • ABCDXYZYZ16BD2BX1______B ______2YZ___________

  • l3XY 12ZW (1)___________________ (2)X ____________________________________________ (3)W _______________________________________________ l3XY 12ZW (1)___________________ (2)X ____________________________________________ (3)W _______________________________________________ l3XY 12ZW (1)___________________ (2)X ____________________________________________ (3)W _______________________________________________ l3XY 12ZW (1)___________________ (2)X ____________________________________________ (3)W _______________________________________________ -3NP-2 OS H2Mg Mg H2

  • 9 XYZ

    (1)XYX (2)XYX (3)XY 2F2+2H2O ==== 4HF+O2 MgO

  • (1)(1)(2)(2) 3 2066 6A(Al) (H2) A(Mg)A(C) A(Cl 2 ) ( 2 ) A(S)

  • !! 1

    2

    3

    4

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