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        1. ijԭ늳صĿ(yng)xӷʽ2Fe+Fe=3Fe.܌F(xin)ԓ(yng)ԭ늳 . OCu,ؓ(f)OFe,늽|(zh)ҺFeCl3Һ . OC.ؓ(f)OFe,늽|(zh)ҺFe(NO3)3Һ . OFe,ؓ(f)OZn.늽|(zh)ҺFe2(SO4)3Һ . OAg,ؓ(f)OFe,늽|(zh)ҺCuSO4Һ . .

           

          }Ŀб(𰸺ͽ)

          ˆDڱһԇشІ}
                     
               
                       
                                         
          1ԪآЃɷNԭ10X9Xf_
          c
          c

          aͬһN              bͬӔ(sh)
          c׺ͬĻW(xu)|(zh)    dͬ|(zh)
          c߾ƵĻW(xu)|(zh)ٵȻˮⷴ(yng)ĻW(xu)ʽ
          BeCl2+2H2OBeOH2+2HCl
          BeCl2+2H2OBeOH2+2HCl

          2ͣ11Ԫγɵijԇʽ

          3ۢܢݢķNԪؚ仯ķcɵ͵О
          OFNC
          OFNC
          Ԫط̖ʾ
          4ԪآXĆ|(zh)ԪآY߃rˮﷴ(yng)߀ԭa(chn)YOYO2YOYO2|(zh)֮Ȟ11ԓ(yng)ĻW(xu)ʽ
          2Se+6HNO3T3NO+3NO2+2H2SeO4+H2O
          2Se+6HNO3T3NO+3NO2+2H2SeO4+H2O

          5̖ԪMγɵ}K2MO4һN(qing)ˮ̎턩͸늳صIJϣcMnO2-Zn늳K2MO4-ZnҲԽMɉA늳O(yng)ʽ
          2FeO42-+8H2O+6e-T2FeOH3+10OH-
          2FeO42-+8H2O+6e-T2FeOH3+10OH-
          (yng)xӷ(yng)ʽ
          3Zn+2FeO42-+8H2O=3ZnOH2+2FeOH3+4OH-
          3Zn+2FeO42-+8H2O=3ZnOH2+2FeOH3+4OH-

          鿴𰸺ͽ>>

          F~仯a(chn)ЏV(yng)ãՈشІ}
          1SFVFeS2S-1ra(chn)ұFҪԭϣһ(yng)3FeS2+8O26SO2+Fe3O4a(chn)______3mol FeS2ӷ(yng)D(zhun)ӵ|(zh)______
          2c\FҲˮijԁˮSȚ;G\һˮԭ______xӷʽʾ
          3F늻gʾDңԓD޸ ɳɞF늻W(xu)o(h)ĺʾDՈ҈D̓(ni)޸ü^(bio)ӷ
          ڌ޸ǰFgʯī늘O늘O(yng)ʽ______
          4F⛣K2FeO4ˮҲF늳أF늳һNͿɳ늳cͨ늳ԓ늳Lrgַ(wn)ķ늉F늳صĿ(yng)
          3Zn+2K2FeO4+8H2   3ZnOH2+2FeOH3+4KOH
          ԓ늳ط늕rO(yng)ʽ______
          ԓ늳늽100mL 1mol?L-1AgNO3Һ(dng)·ͨ^0.1mol ӕr늽ҺpH______Һwe׃ԲӋ
          5~һN댧(do)wIJ߀ڹ՗lˮֽĴ߻r(nng)Ě
          ҈DbÿƵ~ԇꖘO늘O(yng)ʽ______

          鿴𰸺ͽ>>

          Ӯa(chn)Ʒa(chn)Ĵh(hun)(gu)˘O{ijW(xu)dȤСMһUľ·庆̎õCuAlFeAuPtȽٵĻO(sh)ӋƂ~Xw·

          ҪشІ}
          (1)V1дڵĽ_____________
          (2)֪pH±
           
          _ʼrpH
          ȫrpH
          Fe2+
          7.0
          9.0
          Fe3+
          1.9
          3.7
          Cu2+
          4.9
          6.7
          Al3+
          3.0
          4.4
           
          لtX|(zh)xõ___________(̖)
          aԸiҺ    bƯ׷    cȚ       dpˮ
          Փϑ(yng)ҺpHķ________________________
          (3)zVҺ2мȲFe2+ֲFe3+IJE____________________
          (4)һxӷʽʾҺмmX۵ķ(yng)___________________
          (5)CuSO45H2OƂCuSO4r(yng)CuSO45H2O______(xQ)мӟÓˮ
          (6)F(xin)ijЩʹõĸF늳һNͿɳ늳cͨ늳ԓ늳Lrgַ(wn)ķ늉F늳صĿ(yng) 3Zn + 2K2FeO4 + 8H2O3Zn(OH)2 + 2Fe(OH)3 + 4KOHԓ늳ط늕rؓ(f)O(yng)ʽ_______ÿ1mol K2FeO4߀ԭD(zhun)ӵ|(zh)____늕rꖘO(yng)ʽ___________

          鿴𰸺ͽ>>

          Ӯa(chn)Ʒa(chn)Ĵh(hun)(gu)˘O{ijW(xu)dȤСMһUľ·庆̎õCuAlFeAuPtȽٵĻO(sh)ӋƂ~Xw·

          ҪشІ}

          (1)V1дڵĽ_____________

          (2)֪pH±

           

          _ʼrpH

          ȫrpH

          Fe2+

          7.0

          9.0

          Fe3+

          1.9

          3.7

          Cu2+

          4.9

          6.7

          Al3+

          3.0

          4.4

           

          لtX|(zh)xõ___________(̖)

          aԸiҺ    bƯ׷    cȚ       dpˮ

          Փϑ(yng)ҺpHķ________________________

          (3)zVҺ2мȲFe2+ֲFe3+IJE____________________

          (4)һxӷʽʾҺмmX۵ķ(yng)___________________

          (5)CuSO45H2OƂCuSO4r(yng)CuSO45H2O______(xQ)мӟÓˮ

          (6)F(xin)ijЩʹõĸF늳һNͿɳ늳أcͨ늳ԓ늳Lrgַ(wn)ķ늉F늳صĿ(yng) 3Zn + 2K2FeO4 + 8H2O3Zn(OH)2 + 2Fe(OH)3 + 4KOHԓ늳ط늕rؓ(f)O(yng)ʽ_______ÿ1mol K2FeO4߀ԭD(zhun)ӵ|(zh)____늕rꖘO(yng)ʽ___________

           

          鿴𰸺ͽ>>

          Ӯa(chn)Ʒa(chn)Ĵh(hun)(gu)˘O{ijW(xu)dȤСMһUľ·庆̎õCuAlFeAuPtȽٵĻO(sh)ӋƂ~Xw·

          ҪشІ}
          (1)V1дڵĽ_____________
          (2)֪pH±

           
          _ʼrpH
          ȫrpH
          Fe2+
          7.0
          9.0
          Fe3+
          1.9
          3.7
          Cu2+
          4.9
          6.7
          Al3+
          3.0
          4.4
           
          لtX|(zh)xõ___________(̖)
          aԸiҺ    bƯ׷    cȚ       dpˮ
          Փϑ(yng)ҺpHķ________________________
          (3)zVҺ2мȲFe2+ֲFe3+IJE____________________
          (4)һxӷʽʾҺмmX۵ķ(yng)___________________
          (5)CuSO45H2OƂCuSO4r(yng)CuSO45H2O______(xQ)мӟÓˮ
          (6)F(xin)ijЩʹõĸF늳һNͿɳ늳cͨ늳ԓ늳Lrgַ(wn)ķ늉F늳صĿ(yng) 3Zn + 2K2FeO4 + 8H2O3Zn(OH)2 + 2Fe(OH)3 + 4KOHԓ늳ط늕rؓ(f)O(yng)ʽ_______ÿ1mol K2FeO4߀ԭD(zhun)ӵ|(zh)____늕rꖘO(yng)ʽ___________

          鿴𰸺ͽ>>


          ͬ(x)Դ