2021届高三新题速递·化学考点15工艺流程题（解析版）

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15⚪1.2020•ᓭᑭᵨ╅SiO2ஹMgCCh)*+Fe2C>3ஹFeCCh01ấᑴᜓḄ67ᱥSiC14:;ᧇ=ᑴᜓ>?ᓄấ0Aᓄ╅ᨔC=᝞EFGH1W-Si()2SiCl4JK]GH2=JK2«2HOJK3-♦••-MgCl22Nᑺ1MPQEᑡS⚪:1UVWXYZ[\]=^Ḅ_஺GH1_`ab=SiC14cdUVḄᓄefg:«2ᔣJK2jkH2O2Ḅ^Ḅ_oNᑺ1no_EᑡNᑺjḄ`᪗q஺A.NaOHB.MgChC.MgCChD.MgO3:xFe3+zᐰGH=V|⁚pH:ozᐰGH_ᢣJKjlxl0-5mol-LLKsp|FeOH3]=4x10-38,=Q.24kJK3Aᓄ╅ᨔC=;_,V¡Ḅ¢£_o5¤ᑴᜓMgC12-2HOḄ7᳛:95%,ᑣᑴ655gMgCl-2HO◤MgCCh«+ᑖᦪ:42%Ḅ222╅_____g¯ᶇ±²ᦪ஺ூQᫀ௃1k¶UV·᳛=xUVᐙᑖấ⏚ᡈ;ấ⏚SiCl+4HO—=HSiO»+4HC142442?ᓄFe2+,¼◀ᩖCD33.24k¿ÀAᓄ╅dÁ=ÂᡂÄ?ᓄ╅ᙠHC1Æjk51052.6ூÁ᪆௃ூᑖ᪆௃SiCLcdUVÂᡂ;ấ⏚0È⏚=;ấ⏚knÂᡂ>?ᓄấ0d»cÈ⏚UVÂᡂAᓄ╅ஹAᓄ0AᓄÉJK=ÊUVḄ:>?ᓄấËC»ᔣJK2jkᐭÍ?ᓄÄ?ᓄÉ:=|⁚pHÂᡂÄ?ᓄGH=ÎÏͱÐᑡUVÂᡂAᓄ╅ᨔC஺

1ூÑÁ௃(1)[\]=nÓᜧËCcJKḄÕ☢×=ØÙUV·᳛Óᜧ=ÚËCḄÛÜ᳛»ᑖ᪆nÝ=GH1:;ấ⏚ᡈấ⏚;SiCLcdUVÂᡂ;ấ⏚0È⏚=UVḄᓄefg:SiC14+4H2O=H4SiCM+4HCl»(2)JKjḄÉÂᡂGHßḄpHàᜧ=áḄà=ᔣJK2jkH2O2Ḅ^Ḅ?ᓄFe2+,¼◀ᩖ»kᐭNᑺ1:âὑJKjḄÄ=äåæçᐭèḄᩖ«å=Qᫀ:CD»(3):xFe3+zᐰGH=JKjc3(0H)="ᔙ(°")3]=4x10-33,+)=12_,ᑣ=3.2c(HpH;10-5mol/LC\°H)V4xl0-"(4)MgCb:î⏚ïðÈ=kßdÁñ⊝óᔣÀô=õHC1᧕ᢵ=ᦑkÂᡂḄ:?ᓄ╅ËC»:xñ⊝⌮ᔣÀô=VᙠHC1Æjk»(5)úÝMgCbZHzOḄ7᳛:95%,ᑣm(MgCb-2H2O)=655g+95%=689.5g,n(MgCl-2H2O)=n(MgCO3)=5.26mol,╅Ḅ«+=5.26molx84g/mol+42%=1052.6g஺22.(2020•ÿᓭ
ὃ)ᓄᔠ[Co(NH3)6]Cb⁐ஹ!"#$Ḅ&ᔠᱥ(ᔠᡂᐸ+,-&ᔠᱥḄ.ᧇ஺123456-7ᧇ(-89FeஹAl>ᩖ@)ᑴB[Co(NH3)6]CbḄCDEFGUឋWMI4cl"OY$HA〉9ஹaCK)3Q⏚জNa2cQ—iL—i__iZᑭ\]—KpHL஺rSTI7ᧇ᪷`OaKpH=2
3b6ᵯ0|——~~»fgঝNO’hi1ᑡk⚪:(1)ᑏ`p“〉9NaClCh”tuvwxḄyz{F|஺(2)“~Na2c03KpHLa”vᡂ(ᑖ(ᓄ|)஺(3)STIḄᒹஹᓾᨔஹN஺(4)EFNH4cl◀Twxᱥ᜜(■p$c(OH)Nᜧ(ᐸ.ᳮo(5)“¤ᓄ”(ᵬ¦§xᐜpᐭ$ªpᐭH2O2,¬¦§ᑺ®p¯°±²ᱥ³´µ஺¶§(“ᵬ"ᡈ"¬”)¦¹º»¼(ᳮᵫ஺ᑏ`¾Ḅᓄ{F|ூiᫀ௃Â1Ã6Fe2++ClO+6H+=6Fe,++Cl+3H2O3(2)Fe(OH)3ஹA1(OH)3(3)HC1ÆÇ1ÈuÉÊ(4)NH&C1"#$ᵯy`NHÌᢓᑴtÎḄNHaHOḄᵯy

2(5)ᵬ■Co(OH)3ḄvᡂH2O2+2COCI2+2NH4CI+10NH3-HO-2[Co(NH)6]CIX+12HO2332ூÏ᪆௃ூᑖ᪆௃“7ᧇ”ÑQ⏚wxÒ-Fe2+ஹAl"ஹCo?+Ḅ“Ó`O”Ì"Ó`O''p〉9NaCIChÕFe2+¤ᓄFe",pNa2cO3K⁚pHLa×AP+ஹFe3+(N◀ØÒ-Co2+Ḅ“O”;“O”pQ⏚(ᙠHC1ÆÇ1(■C02+$Ï)ÈuÉÊஹᓾᨔஹNÛÒCoCh-6H2OÜÝÌCoCb6H9ÞßpNH4cl"Oஹ$ஹH2O2Ò[Co(NH3)6]Cb,àáÏi஺ூâÏ௃(I)p“〉9NaCQ”ḄãḄÕFe2+¤ᓄFe3+,uvḄyzwx6Fe2++CIO,+6H+-6Fe3++Cl+3HO,2ᦑiᫀG6Fe2++ClOÌ+6H+=6Fe3(+Cr+3H2஺Ì(2)~åNa2co3KpH,ANஹFe?+vᡂFe(OH)3ÑAI(OH)3,ᦑiᫀGFe(0H)3ஹA1(OH)Ì3(3)■²æ$Ï(ᦑxᙠHC1ÆÇ1ÈuÉÊஹᓾᨔஹN(ᦑiᫀGHC1ÆÇ1ÈuÉÊÌ(4)EFNH4cl◀Twxᱥ᜜(NH4cl"#$ᵯy`ḄNHGᢓᑴtÎpᐭḄNH3-H2Oᵯy(■p$0H-ÉçNᜧ(ᦑiᫀGNHC1"#$ᵯy`NHGᢓᑴtÎḄNH.1H2஺ḄᵯyG(5)èᐜpH2O2,ÕCo?+¤ᓄCo3+,ªp$(vᡂCO(OH)3,éᑭ#²æḄvᡂ(ᦑᵬ¦»¼(xᐜpᐭ$ªpᐭH2O2,■Co(OH)3Ḅvᡂ(áḄwxGH2O2+2COCI2+2NH4CI+1ONH-H2O==2[CO(NH3)6|C11+12HOÌᦑiᫀGᵬÌ■Co(OH)3ḄvᡂÌ332H2O2+2COCI2+2NH4CI+IONH-H2O==2[Co(NH3)6]Ch|+12HO„323.(2020•ëìὃ)íîï6ᵯ╄7ñ(CnChஹCuOஹFeOòCaO).ᧇᑴBóôÑKCrO7Ḅ2322õ⌕EF᝞1G⏚⏚〉9Na2s"O$0?HOMl22AᑴóOᵯ╄7ñ⏚Ó—►CuSCuNH4sO3…fóô(ûü⁐)(ø⁐ᱏú)ÿ►ߟ►Cr(OH)j5FC(0H)3—►KzCr2஺?(1)⏚Ḅ⌕ᡂᑖ(ᵨᓄ⊤)“ᑴ”{[Cu(NH3)4]SO4}"#ᵨ

38moi("〉*30%H2O2,23ᐭO2,5ᑴ6755࠷஺ᙠᨵH2O2Ḅ<=>"?@3ᐭ஺2ḄAḄB஺(2)“CCuNH4so3”Iᵨ᝞>KL(ᜳᢝஹPQRᘤᶍ)Uজ“CCuNH4so/"◤ᵨ45࠷(YPQ"Z⚠\]^_`ḄabcdঝᑖafḄCuNH4s03ᙠgh^i\"IjᑖklmCu஺>ᑡoᐵqrstḄBA.wxyzPQ{lmCu,I{B|ᑖk_`lmᜧ*@~ឋhzB.ᨵyzḄᙠZḄw"ᵨ⏀PQC.i\yzd^"◤⌕ᵨᴻᤅD.ᑨyzBᔲᐰᑖk"Iji\ஹᓾஹ*¡ឤ(3)£¤j“Cr(0H)3ஹFe(0H)3”Ḅ¨ᔠᱥ~ᧇ"ᑴ¬KCrO7Ḅ¯°cᫀU⌱fᐸst´µ2ᢥ·ᑡf22¸¹U஺Cr(0H)3ஹFe(0H)3Ḅ¨ᔠᱥPᐭ\º^"P〉*Ḅ(»ᡂ¼½¾(¿ÀÁÂÃ஺67/࠷(ÄÅUজÆឋᩩÈ>"10%+02I+3ËḄCrÌᓄCr04rঝ+6ËḄCrᙠpH<5"⌕j5072Ðᙠ)஺a.ᙠᤅ>Pᐭ〉*K0H"Pᐭ*Ḅ10%HO"ÒᢝpHᜧÓ722

4b.ÔÕÖ×ஹ¾YᓾØᨔஹÚc.☟Lஹ"ᵨÜÝ⏚⏚ᓄ¡pH<5;d.ᐙᑖ_`ß"àá(◀ã*ḄH2O2)e.ÔÕØᨔ"Ú(4)ä⏚å᪵çḄè7IᵨéêÌᓄ@~ëìríì஺ëì<î¿ëìïḄᐹz´µBUñëìïwòPᐭó*ôí-ᯠßñ>÷f"23ø஺(⊡ᐙ᦮ᡠ◤´µ)ூýᫀ௃(DCaSChÿH2O2Ḅὑ⁚ᡂ(2)2[CU(NH3)4]2++3SO+4H2O=2CUNH4SO,4+6NH+SOACD2(3)a-d—>CTb(4)Ḽ!"#$%&'()ᑁ+ூ-᪆௃ூᑖ᪆௃᪷2345ᵯ╄89ᵨ;⏚⏚=>9?@;⏚ABCḄDEᱥᡈHEᱥIᔠᵯ╄89ḄᡂᑖKᑖ᪆L>9M⌕ᡂᑖ஺ᔣ&QRᐭ〉;ᓄVE&WXCuSYZK[M⌕\XCu2++S2-=CuSJḄABC&]9^_`abᜐᳮ஺&QM⌕eᨵFe3+]CB,^ghᑡᜐᳮjFe3+]Cr"ᓄ?Cr(OH)3]Fe(OH)3,Iᔠ⚪l᪷2mὅḄEopḄqr◀tFe(OH)3,Cr(OH)3^ghᑡuᓄᨬwxᑮKCrO722ᔣ9QRᐭz{ஹO2]H2O2,ᑴ~⁐Ḅz&Cᔣz&QRᐭSO2xᑮ⁐ᱏḄYCuNH4so3,ᨬw^ghᑡuᓄxᑮ2ᑖ᪆-஺ூ-௃(1)ᵯ╄89(CnChஹCuOஹFezChCaO)ᵨ;⏚⏚=>9?CaSCUE-o_ᜧḄᱥᵫ]஺2ᐹᨵᓄឋᙠᨵH2O2Ḅ`ᐭO”K¡H2O2Ḅὑ⁚ᡂᫀ?CaSOa,¡H2O2Ḅὑ⁚ᡂ஺(2)জᙠ[Cu(NH3)4]SC>4E&QᐭS02,\Xᓄ¤ABCuᐗ¦ᓄᔠ§ᵫ+2§xᵯ¨u?+1§,S02QSᐗ¦ᓄᔠ§ᵫ+4§ᜫᵯ¨u?+6§᪷2xᜫᵯ¨ªឤஹ¤¨ªឤ]ᵯ₹ªឤ¨a4b?2[Cu(NH3)4F++3SCh+4H2O=2CuNH4so31+6NH+SOᫀ?2[Cu(NH3)4]2++3SO2+4H2O=2CuNHSO,4+64NH+SO஺ঝA.CuNH4sO3ᙠ¯°Q±²Kᑖ-WXCu,Cuᐗ¦Ḅᓄᔠ§ᵫ+1§xᵯ¨u?0§³¤\X¤ABK´µ¶?ᑖ-ABWXᜧ¤ឋ°'ᦑA¸¹B.ᚈ»K¼½R¾_◤⌕ÀÁÂÃᦑB┯Å

5C.±²Æ'4Q◤⌕ᵨÇᴻÉ_ÊᤅÌ%Íᙳᒴо■ÒLÓÔÕÖo×WXØÙÓÚᦑC¸¹D.jÆ'Ûᙠᵨ»Qᐙᑖ±²ᯠCÛᙠÞßᘤQáᓾஹãäR¾áᓾஹã¼åæçèéãḄq_ê7Mg:ëìᑖ-íᐰᦑD¸¹ᫀ?ACD஺73;᪷2⚪ïð[jCr70H;3ஹFe7OH;3ḄñᔠᱥRᐭ²òQR〉Ḅ{óᡂôᙠ_ÊᤅÌRᐭ〉KOHE&äRᐭḄ10%஺2E&õᢝpHᜧ7,ᐙᑖABC÷øù◀tḄH2O2;,☟ûஹ&ᵨüý⏚⏚ᓄåpH<5,þ\ÿஹᓾᨔஹᑣa-d-c—>b,ᫀa-d—>c—>b,஺74;!"#$%&ᐙᑖ)*!ᑁ,ᑣ"-!./0ᐭ23$4&56Ḽ89!#&:;ᐰ=!Ḅᑁ,ᯠ-@=ABCD23Eᫀ56Ḽ89!#&:;ᐰ=!Ḅᑁ,஺4.72020.GᓭIJKLMNOPὃRSTUVWXY⌕ᡂᑖCuS,\23SiCh;]ᧇᑴᜓa⏚VḄcd2᝞fgh71;ᑏB“kl”dLCuSnopqrs"Ḅtuvdw஺272;ឤy“kl”ḄdLqzVᐗ|Ḅkl}᳛ᐜᜧ2ᨵẆᢣBCuC12s"ḄᓄᑺdḄs"]ᳮᵨᓄPvdw⊤ghজCu2s+2CuCL=4CuCl+Sঝ»73;ᔣ&ML0ᐭXᡈᐭSXSᑮKᑭᵨḄᱥ஺a.b.¡c.M═⏚£d.ᓄ¤74;UVWᵫ¦VWXY⌕ᡂᑖCuFeS§ᵯᓄPs"8©ªᡂᨵᐵ8ᓄ¬@f8ᓄp80.2molᵯurᡂCu2smoLCu£ூᫀ௃(1)CuS+4Fe3+=2Cu2++4Fe2++S2

6(2)CuCI+FeCh=CuCb+FeCh(3)b(4)0.2ூo᪆௃ூᑖ᪆௃UVW0ᐭᓄn&noklÀÁᓄấÃs"ᑮWÄᵨÅÆᦈÈᓫÊËCu2sÍFeCbqrs"rᡂSᓫÏrᡂᓄVஹᓄÐ஺ᙠ&L0ᐭÏ]tuÍVtuᯠ&MY⌕\ᨵᓄÐÓy◀0ᐭÕa⏚n&ÖÁᓄtuÁᓄV×⁚n&pH,#Fe3+8ᓄFe(OH)3ÝÞᑖt&LY⌕\ᨵa⏚V0ᐭa⏚ᢓᑴVtuoàqáஹᓾᨔஹᑮa⏚Vᨔ:âão஺ூäo௃(1)kldLFe3+ÖCu2sÁᓄ᪷âᵯuçឤÍᐗ|çឤᐸtus"vdwCuS+4Fe3+=2Cu2++4Fe2++SᫀCuS+4Fe3+=2Cu2++4Fe2++S022(2)᪷âCu2sḄᨬêëᱥCuChs"ঝCuCl+FeC13=CuC12+FeC12hᫀCuCI+FeCL^CuCh+FeCbo(3)MLY⌕ᱥᓄÐᐭ¡rᡂᓄñz#ᵨᦑbhᫀb஺(4)8ᓄLCuóÁᓄᡂCuzS,ᓄᔠöᓣM1öCuFeS?óÏ]ᡂCuzS,ᓄᔠöùú1ö᪷âᵯu8çឤ,û8ᓄp80.2molᵯu,rᡂCu2s0.2molᫀ0.2஺5.(2020•ÿḕὃ)⏚Ḅ⌕ᓄᑺ!"ᵨ$%&((⌕ᡂ*+FeOCnCh)+2ᧇ456ᵨ7%&ᑴKzCnChḄ(⌕;᝞=>?Ḅ(⌕@AB6FeOCrO3+24NaOH+7KClO412NaCrO4+3FeO3+7KCl+12HO23==222QR=ᑡT⚪B(1)ᙠ@AᘤজᨵNazCrCUᡂ[\FezCh]^+NaFeCh,ᩖaSiChஹAI2O3ghi@A]^+jkឋmᑏoᓄpgq⏚r@AḄᓄstuB஺(2)vwঞḄyḄz{ᵨ|⌕Ḅᦻ~Bo(3)vwট⏚ᓄ\CrCV-]ᓄ+CnCH?-,ᑏo⊝]ᓄḄstuB஺(4)7⏚᪵2.5000gᡂ250mLko25.00mLỚᐭ10mL2moi/LH2SO4

7Ớᓄ($Ḅ2ᱥ+CN+),¡ᨩᜐ5min,ᯠ¥¦ᐭ100mL§¦ᐭ3mL¨©ᢣ«ᑺᵨ0.1200mol/LNa2s2O3᪗k®¯(l2+2S2O2-=2r+S4O2')36জᑨ±²ᑮ®¯´µḄ¶·B¸ঝºᐳᵨ¼Na2s2஺3᪗k40.00mL,ᑣᡠ¿À$⏚ḄhÁ(Â᦮ÄÅtᐸÇᩖaÈÉg@A)஺ூRᫀ௃(1)AI2O3+Na2co3===2NaAlCh+CO?(2)ᵫấ⏚rÏp⏚rЧÑÒÓpHÔᨵᑭ§Ñ⊝ᔣ×@AsᔣØÙÚpHÛᑮ78\ÜÇݧÑÞᐰàá◀¼SiCh2-A1O2(3)2CrO2-+2H+CrO72-+HO422(4)Ú®¦ᨬ¥ä®åæå⏚rkkç⁐é¼94.08%ூÑ᪆௃ூᑖ᪆௃(1)ìᩩî=ᓄpq⏚r@AᡂÏp⏚rᓄq¸(2)ঞÛ⁚¥kḄpHð2ᩭÒÓòÒÓpH,óô§Ñ⊝×ᔣØÙ¸(3)C1O42•⏚@AᡂCnCh?䧸(4)জ²ᑮ®¯´µ\ö⁐÷^ø30sÈ^⁐¸ঝᵫCr2O72-+6ù+14H"=2Cr3++3I2+7H2OஹI2+2S2O32-=2ù+S4O62-júûᙠ-6s203ுýþÿ஺ூ௃(1)ᓄ⏚ᡂ⏚ᓄAbCh+Na2co32NaA102+CChT(2)ঞ⁚ḄpHᩭ"#$ᵫ&ấ⏚⏚ᙠ)*+,SiO./+H2OwHSiO3+OH;HSiOr+HO^H2SiO3+OH-,AIO+2H2O^AI(OH)3+OH-,"#pHᨵᑭ&+/⊝ᔣ2ᔣ345pH22ᑮ78789:;<ᐰ+ᡂ>?@(3)QO42-⏚ᡂCnCh?.+Bᓄ2CrO42+2H+^Cr2O72+HiO:(4)জDᑮEFGH75EIᨬKELML⏚N⁐PQRSᑖUᑁWXYᓄ@ঝᵫCr2O72+6I+14H+=2Cr3++3l2+7HO,I2+2S2O32-2I+S4O62-\],2^ᙠCnCh?-6s2஺/16n0.1200mol/Lx0.040L`ijn=0.0008mol,

8250250m1)fᨵCnCh2-ᱥlḄm0.0008molx——=0.008moi@250.008molx294g/molᡠvwx)yz⏚{|}=xl00%=94.08%o2.500g6.(2020•ḕ)᪥ὃ)ᓄ┡(CrO3)Ḅឋlᱯᙠஹᧇ⚞¡ᨵḼ2W\£MḄᙢ¥஺K¦ᑭᵨ?¨+©ª«⏚ᑴᜓᓄḄ®¯°᝞²----1ᜐᳮ,I,I~I┡⏚ᓄII³]জᔣf´mNa2c03Ḅ«⏚¸ឋ)¹ᐭCO2\ᑴvW»ᓄ᳛Ḅ«⏚ᓄ½஺ঝ“ª”ᒓÁ©\ᑴvCr(0H)3Äᧇ஺(1)Å®¯)“ª”ᨬÆ9ᵨḄ$ⅅÈᡈᵬËᩭᦋᵨÍÎ#ÏḄ?¨஺ÐᑏÒᵬË(HCHO)Ó«⏚(NaaCrCU)ḄÕÖ஺(2)×ØᔠᙳᒴḄᧇIᐭÜÝÞᤅàឤâ*“ª”ãᑡᨵᐵæç┯éḄ$(ê᪗ì)஺A.ÅKFî◤I©ᓽ\ñòB.ô⌕7\9ᵨöᓾ+ñòâ}øᑴC.«⏚\〉5úm9?¨ᐙᑖD.ý⌼ÿ
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ᦈ(3)ᡂᙠឤஹᓄ᳛Cr(VI)!"᳛᝞$஺&▭()*+,Cr(Vூ)!"᳛./099.5%56“!"”▤:;ᵨḄᨬ?ᩩABஹo

9%游^&GAP஺(4)EF,ᡠHIB஺OPQᑴᜓTᓄUVWḄXYᨵ.(ᑏ\]ᩩᓽ.)஺(5)ᵫPQᑴᜓḄ`TᓄaBbcd`Tᓄ✁P2Cr(OH)3H2OQ஺fghijkḄ`TᓄlEmᐙᑖᰀqᜫsItuvwxᶇItzB.ூ{ᫀ௃(1)4CrO4*2+*453HCHO+4H2O=4Cr(OH)3j,+2OH+3CO32-(2)AC(3)ᓄ᳛40%ឤ240࠷(4)Na2c03"ᧇUஹᜓ⌕ஹ"ᧇ.ᑭᵨஹᓄ᳛/(5)9:19ூ᪆௃ூᑖ᪆௃ᙠឋᩩAᑭᵨl⏚ᓄFu(Tᓄ!"(ᡂCr(OH)3ஹ⏚ᡈ⏚`(HFḄឋ)ᯠ*Eஹgh*ᰀqCr(OH)3ᯠ*¡¢ᑡ¤¥ᑮ)§5¨{஺ூ©௃(1)HCHO,ᐗ«ᓄᔠB஺Oᙠឋ᛻®¯ᨬ°(ᡂBᨵ⏚ஹCr(OH)3᪷²ᓄᔠᓣ´µឤஹᵯ₹µឤ5¸"¹µឤ.ºᐸḄ¼¹½+¾B¿4CrO42+3HCHO+4HO=4Cr(OH)3j,+2OH+3CO32-2(2)A.᪷²⚪ÁÂÃ.º!"*+◤ÅPÆAÇÈÉB.ÊOËPᒓÍÎ*/Cr(OH)3.ÏÐ(ᑖÐÑÒᨬ°)§Itʨ.ᙠÓ⌕Ô.ÕᵨÖᓾ®¯ØᑴB┯ÚÉC.*t⏚ÐÛÜEF
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10D.Båæçᐗ«èé᣸Ëë᛻,Ðìíʨî⌼
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ᦈD┯Ú;ñ6.º{ᫀBAC73;ᵫ$.ºᙠᓄ᳛B40%Ô!"᳛ò/ᙠB240CÔ!"᳛0ᑮéó100%,ôᓣ/õ!"᳛ḄÑÒᜧᦑᨬ?ᩩAB¿ᓄ᳛40%ஹឤ240࠷74;ᵫ6øᑖ᪆.ºEF,ᡠHIB¿Na2co37ᡈNaHCChᡈNa2co3ஹNaHCOPQᑴᜓVWḄ3;;XYᨵ¿VWùúஹ"ᧇUஹᜓ⌕ஹû)ᱥ⏚ý.ᵨl⏚ᓄFḄᑴᜓஹbþÿ᣸
ஹᦈᑭᵨஹ75;ᐵᱥḄᓄᐵ2Cr7OH;3H2O~CnO3~5H20,ᜫḄ!"ᒕ$Ḅ152g/mol18g/molx5%ᓄ&ᓽᒕ$ḄᜫḄ199஺ᒕ$ḄᜫḄ7.72020•*+ᜧ-./ᨴὃ23%"456ᢣ38Ḅ9ᐸ;4<ᡈ><〉@ḄABᐗDḄEᔠ%ᓄᱥ஺GH3%"ᐹᨵ.ḄKLMN᳛஺ᑴQᵯSᘤஹUVᘤḄNWஹNᜮYᜩ[\஺4<]^H═ᵯ`aᧇᑴᜓGH3%"Ḅd⌕᝞ghijᑡl⚪HSOHO3n2422HBI------qfciqMnZn.FO(ej4ᵯKMnO,ᔾᦈᧇ᪵opqᐗDᙠst]MM+Ḅvwxyzᙠ஺71;^ᵯ`{|ᶇᨵ~%ᓄ═஺⏚.⏚᳛Ḅᨵᑏ4<2H2O2ḄQᵨ6~%ᓄ╎Ḅᓄw»72;◀6]ᔿᐭtKMnO4stᔾᦈ¡Ḅ஺᝞g6KMnChstᜐ£¤-pH¥¦ḄHg◀᳛UᓄggᱥHg§MnOᙠ¨pHªᑁḄd⌕¬ᱥ஺®¯ᙠ°⏚ឋ²᛻jḄᓫµ¶◀᳛.Ḅ·a¸জ;ঝ஺

11(3)½y═H3%"(MnxZm4xFezCU)ZnO¾Ḅ¿ÀÁ᝞g:(NH4hSA»»1000%"tMnO]জÃᑴstAᵨḄÄᴻÆᘤᨵÇÈஹÄᴻ\YÉᜮÊË஺ঝÌÍÎ25.00mLstA,~ᵬÐÑQᢣÒᑺᵨO.OlOOOmoLL"ḄEDTA(Na2H2Ô)᪗ÌstÊyᐸḄZ/+(aᳮZn2++HY2-=ZnY2-+2H+),ØÊyÙÚÛὑEDTA᪗Ìst20.00mL஺ÝÞßÍy¨32%"ZnOḄᑖᦪoூiᫀ௃(1)ᡈẆæᡈᤅèQéaᑺê~%ᓄHéaMM+MnO2+H2C)2+H2SC)4=MnSO4+O2T+2H2஺(2).G⏚ëᙠ⏚ឋ²᛻%ᓄឋᨬ°MM+ᐹᨵíᓄQᵨ(3)250mLîï16.20%ூð᪆௃(1)᪷ó᜜õᩩ÷¦᳛Ḅøùp⏚.⏚᳛ḄᨵᡈẆæᡈᤅèᵫ£┶ᐗDᙠst]M*+ḄvwxyzᙠᑣH2O2ḄQᵨ6Qéaᑺê~%ᓄHéaMn2+,ý%þ%ᓄ%ᑣ᪷óaÿឤᓄ╎ḄᓄMnCh+HzCh+H2so4=MnSC)4+O2T+20஺(2)ᵫᙠឋᡈឋᩩKMnCUᓄឋ!⏚ឋᩩᓄឋ#$%&'ᱥ)Md+,*+ᙠ#⏚ឋ,᛻.Ḅᓫ0123◀᳛6Ḅ7&*869⏚:ᙠ⏚ឋ,᛻ᓄឋᨬ#Mn2+ᐹᨵ?ᓄ@ᵨ஺(3)জCᑴ250mLEFAᵨḄGᴻIᘤᨵ250mLKLMஹOPஹGᴻQRSᜮUVW஺ঝYUZ[\1]ὑEDTA᪗`EF20.00mL,ᑣ᪷c2a+d2-=211d2-+2"EF21?+ᱥefg_....,..,2.0x10-4molxx81/molḄL)2.0x104mol,ᡠmnoᧇqZnOḄeLᑖᦪ______________25mL_____________xl00*/=°16.20%o8.(2020•uvᜧ▬y6z{|)ᡃᓅ'ᐸ⌕ᡂᑖMnCh,%ᨵAI2O3ஹSiO2Wᩖe)'KMnCUḄ⌕&ᧇ஺Ẇᡠᵫ═ᑴᜓKMnCUḄ'᝞஺

12KOHஹI⏚IIKMnOf|ᨔp—¢8জK2MnC>4£q¤EFḄ¥⁐ᙳ¨©⁐஺ঝKzMnChEFªᙠm«⊝83MnO^'+2HO^2MnO+MnO+4OH-®ᑡ°⚪8242o(1)“ᰚ´ᰀO”1MnCh·¸Ḅᓄf஺(2)ᔣ“º»”F¼ᐭCCh¾⁚ᐸpH,À“Á”ÂI,Iᡂᑖf(Äᓄ)஺(3)“Åᓄ”1Æᐭ⏚ḄÇḄ)f஺“Åᓄ'’1ᑡ⏚mᵨᩭËÌ⏚Ḅᨵf(Ä᪗Í)஺aÎÏ⏚bÐÏ⏚cÑÒ⏚dÓ⏚(4)“ᨔ”1Ôf(ÄÕÖ)1×ØÆÙÚᯠÜᓾÞᓽàÂáâ⁐KMnO4ᨔq஺(5)KMnChᙠ⏚ឋᩩ7ã¸Na2c2O4ᡂMr?+¤CCh஺»0.70gäåᡠÂ'æᵨ0.5moll"ḄNa2c2O4EFUZ3ç«ᙳ]ὑNa2c2஺4EF20.00mL஺ᑣKMnCU᪵æḄéê—%(íᶇ10ïᦪ)஺ூ®ᫀ௃(I)2MnO2+4KOH+O-2K2MnO4+2HO22(2)A1(OH)3¤HSiO23(3)¾⁚EFpH,óôKMnCUḄᡂõ6KMnCU'᳛a(4)Ô⊤☢øÕᨔù1(5)90.3ூú᪆௃ூᑖ᪆௃┶ᐸ⌕ᡂᑖMnO”%ᨵAI2O3ஹSiO2Wᩖe¸KOHᙠᰚ´ᰀO⌕Ḅ82MnO+4KOH+O=2KMnO4+2H2O,AI2O3ஹSiChÂᑮKA1O?¤K2SQ3,Üᓾº»ᔣº»F¼ᐭCCh222¾⁚ᐸpH,KAKh¤K2S23þᓄA1(OH)3¤H2SQ,ÁI⌕A1(OH)3¤H2SiC>3,¨©⁐EF⌕ᨵKzMnCM,Æᐭ⏚Åᓄóô«⊝3MnO+2H2Ou2MnC)4+MnO2+4OH-ÿ

IIMnCh,⏚
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ᑖ᪆஺ூ௃(1)“ᰚᰀ”!
MnCh"#$%Ḅᓄ()*+2MnO2+4KOH+Ch,2K2MnO4+2H2஺-(2)᪷ᑖ᪆
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13HSiO,,I=⌕A1(OH)34HzSiCh23(3)“?ᓄ”!
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IKMnCb᳛KKMQ,ᐹᨵMNᓄឋ
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KMnCUS#Na2c2஺4$%GᡂMn?+4CO,“(Na2c2஺4)=஺=0.52molL-'x20.00mL=0.01mol,Na2c2O41ᐗḄᓄᔠ+3ᓣᑮ+4
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:ᵯ}0.01molx2=0.02moLKMnCU1Ḅ═ᐗḄᓄᔠ+7ᑮ+2
ᑣ/;(KMnO)=Q,°^mo140.004molx158g/mol=0.004mol,ᑣKMnChḄ-------------------xl00%=90.3%»0.7gூ௃ᑭᵨNᓄUV$%1ᵯ}:ᦪC஻(KMnO஺D஺9.(2020•¡)£D“jb¤¥ᕡ§”
D¨©jb¤¥ஹjbª■4jb¬(ᢈ®R_¯°Ḅ±⌕ᩞᧇ஺´µ¶Ḅ=⌕ᡂᑖALO3(2SiO2ஹV2O5ஹFe2O3ᩖ¸)
ᑭᵨBayer¹´µ¶GNᓄ´Ḅº1I0»Ḅ*᝞½ᡠ¾-₹ឋÂẚÔ|--AÃ4ÄḄ¿ÀÄÅNÈᓄ┯ᳮÌÇ%ᓄ┯Ö×_AK)—GG—SiO@ÇÈᓄᵨJ"º1ߟ•º2vorᨔÉ⏚ѹIÒᓄÎÏÚÛᱥজlikenÝ20ᕜ⁚pH=8ßiÇIàáâᣚ᪛ᾦIÇæi⛳4᪛ᾦ,.,,Ç1rn<4/l.NWr.I|ë.Ä1moH.NfUl1458ìÚíஹHî|ÇïNHAO,ðKJXᶧ(1)òÃ1◀á2ᨵôᔠ´ấ⏚Â᜜
Uᨵ஺(2)GᡂVCV-Ḅ÷})*+஺(3)ÚÛᱥ12ᨵôᔠ´⏚┛(2CaOA203-8H2஺)ஹôᔠ´ấ⏚┛(ôᓄÎùÎ3CaOúALChSChdHzO)4û⏚┛(3CaO-V2O5),ᐸ1üᙠ3Ca(OH)2(s)+2VO43-==±3CaO•V2O5(s)+6OH-,@ᐭNa2cO3Sýþÿ⏚┛

14Ḅ(ᵨ⊝ᳮ)஺(4)ᐭᣚ᪛ᾦ(CnHi8NCl)ᔾ▬ᔾ▬Ḅ!"#R"+nCHISNCI(CIHIN)“R+஻C$,I228R"-Ḅ&᪀#஺0.1mol/LV2C)5ᙠ)*pHḄ+ᙠ,᝱᝞⊤ᡠ1஺PH131411138.5117.58.55-7.53513+ᙠ,᝱VO43-VO|4-V0i24-V1()028=HVlo0285'H2V10O284'V2O524(5)#CDE᣸G=HIᧇḄKLᑭᵨ=◀CஹPQᡠRḄᱥTUVWXᑭᵨ᜜=Zᨵ_____________________________________ᱥTUVKLᑭᵨ«(^Eᑏ`a)(6)ᑭᵨbcdefVOgᑴi510gV◤⌕bḄTl#o25ூnᫀ௃(1)FeO(2)V2O5+6OH=2VO3+3HO2342(3)Na2co3+Ca(OH)2=CaCO31+2NaOH,OHqr⊝⌮ᔣuv=wxQVOj(4)V10O8(5)ᣚ᪛ᾦஹNaClᡈὅNH©(6)450gூ᪆௃ூᑖ᪆௃(1)}ᓄ)ឋᮞde=}ᓄbஹ}ᓄấ}ᓄdeᡂA1O1ஹSiQ/ஹVO43ᔠbấ⏚(2)}ᓄ}ᓄdeᡂ⏚(3)⏚ᙠg}ᓄ┛deᡂ⏚┛}ᓄ=deᡂḄ}ᓄwg}᪷qᜧ=ᨵᑭ⊝ᔣ⌮deᔣuv(4)QḄpH#8ᐗ¢VMo஺£,¤+ᙠ(5)ᵫ⚪§P"U¨=ᣚ᪛ᾦ©ᓄ©ᓄUVWXwᵨ(6)ᵫxᜫᵯᦪ®ឤ°±Ux஺ூ²௃(1)ᵫb³´ḄᡂᑖP"µU¨=ᔣb³´gᐭឋElᮞẚ·¸¹=}ᓄºឋ}ᓄᱥ=)ឋᮞde=}ᓄbஹ}ᓄấ}ᓄdeᡂAlCh-ஹSiOF—ஹVOF-ᔠbấ⏚=!»ᑖxᑮRᨵA1O:ஹSi஺?VONḄRᨵᔠbấ⏚}ᓄḄ¾¿=ᦑnᫀ#FeO;•23(2)ᵫP"µU¨=}ᓄÁ}ᓄdeᡂ⏚=deḄ"¤#V2O5+

156OH-=2VO43+3HO,ᦑnᫀ#V2O5+6OH--2VO3+3HO242Å3Æ⏚ᙠg}ᓄ┛deᡂ⏚┛}ᓄ=deᡂḄ}ᓄwg}᪷qᜧ=w⊝3CaÅ0HÆ2ÅsÆ+2V0N=^3CaOV205ÅsÆ+60H-ᔣ⌮deᔣuv=ᨵᑭ⏚┛Ìᓄ#V0Í=ᦑnᫀ#NaCO3+CaÅOHÆ=CaCO=U+2NaOH,0*qr⊝⌮ᔣuv=wxQV0Í22Å4Æᵫ⚪§P"U¨=QḄpH#8,Ñ᯿⚪§0.1mol/LV2CÆ5ᙠ)*pHḄ+ᙠ,᝱⊤×U¨=R”Ḅ&᪀#Y°O8,ᦑnᫀ#YQ3Å5Æᵫ⚪§P"U¨=Qᵨᣚ᪛ᾦᔾ▬xᑮ⛳᪛ᾦ¹=ᵨ©ᓄ©ᓄ┤Þ=ᔾ▬¹xᑮ᪛ᾦRᨵ©ᓄ©ᓄßḄᔾ=xᑮḄᣚ᪛ᾦUVWXwᵨᔣᔾgᐭ©ᓄà=©ᓄàgá⏚deᡂâ⏚ã©ᓄ=!»xᑮḄ»gRᨵ©ᓄ©ᓄã=»UVWXwᵨ=ᦑnᫀ#ᣚ᪛ᾦஹNaClᡈὅNHC1Å6Æ51OgVḄᱥTḄl#110g[=iomo],ᵫxᜫᵯᦪ®ឤUxbḄᱥTḄl#V9mol,ᑣbḄ5lg/mol3Tl#éCmolx27g/mol=450g,ᦑnᫀ#450g஺ூìí௃Qîᣚ᪛ᾦᔾ▬xᑮ⛳᪛ᾦ¹=ᵨ©ᓄ©ᓄ╆Þ=ᔾ▬¹xᑮ᪛ᾦRᨵ©ᓄ©ᓄ╄Ḅᔾ=ᔣᔾgᐭ©ᓄã=©ᓄ╄g⏚deᡂâÁ⏚╄©ᓄ=!»xᑮḄ»gRᨵ©ᓄ©ᓄñºᑖ᪆nᐵó=ôºᑖ᪆P"Ḅõì஺10.Å2020•÷øùúᨴὃÆ©}ᓄýÅBiOClÆÿᵨᧇஹᛛᧇᑺஹ⁐ஹNaBiCh!Ḅ#ᓄᑺ஺&'()ᵨ*+,-.⌕ᡂᑖ2Bi2s3,78ᨵ:;SiCh=ᩖ?@ᑴᜓBiOClENaBiCh-FὅHIJK@ᐸMN᝞PQFeCb/HClRᔠᱥNa?COjYᩈVWIBiOCl[a*U,\RᔠXn|—RᔠXI`aNaBiO-I~[a3ajJXNaOlyNaClOaVWnRᔠX-1@[acᵨḄdᴻfᘤ2,&'(ᑴᜓHC1Ḅijkᳮ2Q஺-2@VWIḄᡂᑖn,ᑖoVWIḄᡂᑖḄᱥᳮpq2Qo-3@sᐭH2O2uijḄovpNw____஺-4@z{|⊝~pHVWHḄkQ஺-5@RᔠXIIsᐭNa2cChYRᔠXH-@BiOClḄᡂᡂ஺

16(6)RᔠXIIsᐭNaOHENaClOuḄovpNw஺ூᫀ௃(1)dᴻஹஹ¡ᧅH+C12^=^2HCI(2)SiO2ஹSᓣ§2(3)H2O2+2H++2Fe2+=2Fe3++2HO2(4)JXªᙠ|⊝Fe3++3HO^Fe(OH)+3H+,sᐭ〉;BizOMᡈᐸ°ᔠ〉ᱥ?)±H+ijcc(H+)²³23(´|⊝µ¶Fe(OH)3·¸(5)¹º»¼ᡈ¹º»¼E·¸(6)Na++Bi3++C10+4OH-=NaBiO3j.+Cr+2HO2ூ᪆௃ூᑖ᪆௃ᔣ*ἓ,sᐭÅᓄÆJXEÇ⏚ÅᓄƱBbS3u#ᓄ7kijᡂÅᓄ┱ஹÅᓄËÆEÌᓫ?SiO2¹ijaVÎᑮVWnSi02ES,VX8ᨵBi3+ஹH+ஹFe2+ÐᔣVXsᐭÑ#KÑ#KÒËÆov#ᓄnÓÔÆovsᐭsᐭ〉;ᵫ2஺3⁚JXpH,ÒÓÔÆov×ᓄnØ#ᓄÆ·¸◀ÚaVÎᑮ8ᨵBi3+ḄVXÐᔣ8ᨵBi3+ḄVXsᐭÛ⏚ÜYÝÞBMKcBM×ᓄnBiOCI·¸Ðᔣ8ᨵBi3+ḄVXsᐭØ#ᓄÜEßÅ⏚ÜRᔠXßÅ⏚ܱBi,+ᙠàឋᩩãäu#ᓄ7kijᡂNaBiCh·¸஺ூå௃(1)[anaVaVᵨᑮḄdᴻfᘤᨵdᴻஹஹ¡ᧅQ&'(ᵨØ»ᙠÅ»ᑴᜓHC1,ᓰijḄᓄçpNwnH+C12^^2HC1Ð2(2)ᔣ*è,sᐭÅᓄÆJXEÇ⏚ÅᓄƱBi2s3u#ᓄ7kijᡂÅᓄéஹÅᓄËÆEÌᓫ?SiCh¹ijaVÎᑮVWInSi02ESÐF#ᓄấ2kvᨔìJíîïÌ2ᑖvᨔìðñ᧕ᓣ§ᑣôᵨsñᓣ§ḄpqᑖoF#ᓄấEÌÐ(3)sᐭÑ#KḄõḄ2ᙠ⏚ឋᩩãäÒËÆov#ᓄnÓÔÆovö⁚JXpH◀ÚÆᐗøÒÓÔÆov×ᓄnØ#ᓄÆ·¸◀ÚijḄovpNwn2Fe2++H2O2+2H+=2Fe3+2H2OÐ(4)ÅᓄÆᙠJXKJXªᙠ|⊝QFe,++3HO^=iFe(OH)3+3H+,sᐭ〉;ᵫ2஺3,BizOs±H+2ijcJXc(H+)²³K|⊝ᔣµijpᔣ¶ùFe(OH)3·¸{ïúᑮ◀ÚÆᐗøḄõḄÐ(5)ÅᓄᙠJXKcJXᕈ⏚ឋsᐭÛ⏚ÜYÛ⏚ܱØovijᡂÅᓄÜஹF#ᓄÛEKÝÞᵫ3+KcBi3+×ᓄnBiOCI·¸¹º»¼ᡈ¹º»¼E·¸BiOQḄᡂᡂQ

17(6)ᔣRᔠXIIsᐭNaOHENaClORᔠJXßÅ⏚ܱBi?+ᙠàឋᩩãäu#ᓄ7kijᡂNaBiCh·¸ijḄovpNwnNa++Bi"+C10+4OH-=NaBiO31+Cl+2ÿ0஺ூ௃ᔣᔠIᐭ〉Bi2Ch,Bi2ChH+c(H+)"#$%&ᓄ()*+ᓄ,-.ᓄ(/0◀2345ᐭ6ᩖ89*:ᐵ<=9᧕┯஺11.(2020•CDEFᨴὃ)ᵫᰚKᵯ*MNOḄQRSᨵUVḄWXYZ-[\]ᩖ8^_ᵨᔿ[bcM◀2deḄf[gᜐᳮj^ᵨkᩞ╄R஺nopq᝞st(utNaClᰚ,801CzA1C1ᙠ~cᓣ)3(1)bc◤◀ᵨ⊤☢Ḅ.ᓄ(ZṺ■bcᑖReᣚde6Ḅᩖ8,ᐵḄᓄq,জZঝ(2)ClᐭḕḄQRᰚᩖ8¡[¢£¤◀2஺[¢Ḅ¥⌕ᡂᑖ◀Cl᜜©Sᨵ22ª᝱ᩖ8¬▬®[¢£ᙠᰚ⊤☢¯ᡂ¤°¤°±V²ᙠ(3)╄Rᵯ*³WXR,᩽ᰚµKᵯ╄Rᐗ·Z&ᐗ·¥⌕¸A1C1zZA1,C1z¯²ᙠRᵯ᩽Ḅ¥⌕ᵯ᩽,(4)kᩞ╄Rjº■kᩞῖ⇨ᐸ¾¿9EÁEÁூ:ᫀ௃(1)2A1+Fe9O3A17O3+2Fe4Al+3SiO2=3Si+2Al2O3(2)H,HC1ஹA1C1NaCl23(3)□᩽Al-3e-+7A1C1z=4A1C1z2(4)ÌÍḄ.ᓄκ◞ÐkᩞÑ[Ḅ஺2ஹCOZHOÒÓÔᵯᓄῖ⇨Zᓄῖ⇨4º22eூ*᪆௃ூᑖ᪆௃(1)᪷×.ᓄ(ZṺ(¥⌕ᡂᑖ9Ø.ᓄấ)ºᑖReᣚᩭÛᑏq;

18Þ2ß᪷×⚪áâtNaClᰚ,801࠷zAlCbᙠ181࠷ᓣåæᔠᱥ8èéḄᩭᑖ᪆zÞ3ßᵯ╄³╄êWXë□᩽WXe.ᓄzÞ4ß᪷×WXḄ■ìᑖ᪆*:஺ூí*௃Þ1ßRX®îïWXᙠEÁð^ᑴòóRôḄWX=^¸ᑴòõWXজ2Al+Fe2O3A12Ch+2Fe,4A1+3SiO22AIO+3Si,ᦑ:ᫀ,tZAl+FezChAhCh+ZFe,4Al+3SiO22AhO+3Si233:Þ2ß⚪úûüQRSUVḄWXYZ-[&[.ᓄឋþÿ
ஹஹᡂAlCbஹNaCkHCLᑮ700'C,AlCbᓣ",#$%&◀CbஹH2᜜,*ᨵAlCbஹHCI,NaClḄᰚ/0801࠷,700࠷456ᰚᓄ#$89&:;<ᨵNaCl=ᦑ?ᫀ0AজஹAlCh.HC1=NaCl=E3G╄ᵯJK&᪷MᵯJKḄNOPᳮO□᩽ᜫᵯUᰚVWᵯ╄X&Yᐗ[ᐗ[\⌕A1C14_A2c17-bcdᙠ,ᡠ□᩽ᵯJc0A1+7AI2CI4-3eMAI2CI7,ᦑ?ᫀ0A□᩽;Al+7A12C14--3e-=4AlC17-=2E4GlmḄnᓄↈpqrstuvwx■z{ᓄ|ᦑ?ᫀ0AlmḄnᓄpq◞~ᩞu&Ḅ஺2ஹCO?H2஺wxᵯᓄ|ῖ⇨ᓄ|ῖ⇨5q{஺12.E2020.ᓅ▮_&ᨴὃGYᓄECuClGᵨNᵨOᓄᑺᩔᑺ஺ᓄ¡¢0Pᧇ¤CuClḄN¥᝞4AHSOHsoENHGsoªH2s24=43«CuCl¬⏣¯0E஺-G°ᜧḄ²³[51஺¶G+0-CuCl],¸¹u&᧕¯Jnᓄ஺2E1G»¼1½¾¿◤⌕Áᓄ¡¢ÂÃÄÅÆḄÇ;E2G»¼1Ç“nᓄ⏚Ê”ḄÌÍÎÌÍᡂÏ⁐XÑÒ⁐ÓÔᓄ|ÕÍcÇE3G»¼2ÇJÌÍJÖḄ×UÕÍc_____;E4G»¼30\Cu+ḄÓÔ᳛ᐭḄNH4clḄÛᐵ³᝞ÝᡠÞ஺n(NHCI)4

19জß°c(Cu+)àÁᜧáAA/C/(ã“>”ஹ"V”ᡈ“=”)=ঝêC/ë᝱íᔠᱥ&Cu+ÓÔ᳛ḄðñÇ(5)òóÌÍ&5qᵨô⏚õö⏚ÂÓ⏚ò”ᳮᵫÇ஺ூ?ᫀ௃(1)úᜧwx☢üஹýþ᳛ஹêḄÊÿ᳛ᔠᳮឋᫀ(2)CuS+H2so4+H2O2=CuSO4+S+2H2஺(3)3Cu+8H++2NOP=3Cu2++2NOT+4H2OᡈCu+4H++2NO=Cu2++2NOT+2HO22(4)>(5)HNChᐹᨵᓄឋCuClᓄூ᪆௃ூᑖ᪆௃ᓄᙠ⏚ឋᩩ!"#ᓄ$%&'()ᡂᓫ,-⏚.⏚/01ᡂᓫ,2ᑭᵨN035ᙠ⏚ឋᩩ!ᐹᨵᓄឋ.6ᓄᓫ,.)ᡂ78.ᯠ:)ᡂḄ78"(NH4”SO3-NH4cl<)ᓄ01'()ᡂCuCl,=ᑮḄCuCl?⏚⏚@AᵨB⏣@D.EF=ᑮCuCl஺ூG௃(1)HI1JKL◤⌕OᓄPQRSTU.ᐸWḄXYᜧ[\☢^ஹ`'(᳛ஹabḄcd᳛e(2)f#g)ᡂh⁐%&-jk⁐lm.no)ᡂ⏚-ᓫ,.H2O2ᙠ⏚ឋᩩ!pCuSqS2-ᓄᡂᓫ,.ᐸ'(sgtuCuS+H2sO4+H2O2=CUSO4+S1+2H20(3)ᑭᵨNOᙠ⏚ឋᩩឋᐹᨵᓄឋ.6%Cu)ᡂᓄvᱥCM+,NQ"/01ᡂNO,ᑣ%z'(Ḅ78sgtu3Cu+8H++2NO=3Cu2++2NOf+4H2O(4)জB{|LCu+"Ct)ᡂCuCllm.ᙠB{}~lm%⊝CuCl(s)=Cu+(aq)+Cr(aq),B{|:.c(C)Yᜧ,CuCl%c(Cl)ᜧḄPCuCl(s)+C=C஻CGl:X⊝ᨵ.noC{-B{Ḅc(Cu+)eB|L.CuCl(s)=Cu+(aq)+Cl(aq)⊝ᔣ,ᑣB{Ḅc(Cu+)AḄc(C).ᓽA{Ḅc(Cu+)ᜧC{Ḅc(Cu+)ঝB{|:.஺-)Yᜧ.cuci%.<)PCuci(s)+cr=c஻C5Q'(.lm.abc{᝱ᔠᱥqCu+lm᳛.ᑣ⊝ᔣ.6e(5)⏚ᐹᨵᓄឋ.6ᓄCuCl,ᡠ@D#gqᵨ⏚⏚RS“⏚@”஺ூ{¡௃

20ὃ£¤)Ḅ¥¦ஹ§⊤©.ª«ᙠ¦ஹ⊤qa¬ᑮᨵᵨ®.ᑭᵨ®¯ᨵᐵ±⚪2¤)⌕ᗐ᦮ᔠ⊤qᦪ¶·¬®.¸¹º»Ạ½¾¿§.ÀᐸXᱥ,Ḅᑖ7-aÁ½¾ÂÃXbq▤Å?Æὃ£Ḅ±⚪.13.(2020•ÉᓭËÌ5qbÍᨴὃ)ÏÐÑÒḄ᪶ÔÕX┞78ᵯØ.ÆᵨÙ⏚ÚÛ┞(LiFePCU)Ãᵯ᩽ᩞᧇ஺OLiFePCUßàᵯ᩽(âᩖ,A1ஹäåT)æᦈè·=bÁLi2cChḄéêëg¦2ìᧇ•2í⏚┞ᙠq%î:ðî/࠷020406080100%î/g1.541.331.171.010.850.72(1)“#gi”◀ẆõTU᜜.÷Aᑏd5ù6ab#gii%᳛Ḅúû:(2)“#gii”ᐭýþNaOH%&Ḅ78'(sgtX஺(3)“#giii“ÿᵨ
ᓄᑺᑖᙳᵨLi3.7%ḄᧇᑴpH3.5,1.5h᝞⊤ᡠ:!"⏚ᓄᑺ$%Li+&'(g/L)()*Li/%1HC1H2O29.020.102HC1NaCQ9.050.083HC1O27.050.93জ2*NaCICh./⏚012ᡂ45⁐78ᜧᜧ:;<⏚=ᓄᑺḄᵨ>01Ḅ?@ABC

21ঝ“GBiii”JᑮḄ$%LMNOḄPḄQ஺(4)$%*VᙠᜧH2Po\=HPO^,`a:H2PObUHPO^+H+,HPO1wPOg+H+,ᔠi⊝klᳮno“GBiv”Jᑮq⏚rᨔ8Ḅt^ߟ஺(5)“GBw”*x“y┞”*c(Li+)=1.0molL,;ᐭ8⛳=Na2cO3%(&'1.78mol/L),ᡠJy┞᳛(`aLi2cChḄKsp9.0x10(6)“GBvi”Ḅ^஺ூᫀ௃(1)ᓣ£¤'ᡈ〉§¨£NaOH%&'(2)2A1+2OH-+2H2O=2A1O^+3H2f(3)C1O+5C1-+6H+=3C12t+3HO¨£$%*Li+&'(ᡈ¨£ᓄᑺ=⏚Ḅᑭᵨ᳛ᡈ⁚¯°±Ḅ2ᵨ)(4)CObᔠH+,c(H+)²³H2POb=HPOb+H+,HPOb=POt+H+,Nᵯ?i⊝ᙳᔣ¶·¸c(PO^):ᜧ.Fe3+ᔠ»ᡂq⏚rᨔ8(5)96.25%(6)ᵨ¼½¾¿ÀÁூn᪆௃ூᑖ᪆௃ÃÄᵯ᩽ẆÇÈ:ᜧÉ8.NaOH%ḄÊË☢ÍΨ£᳛b;ᐭḄNaOH%GᓫÐÑ.±012ᡂÒÑ⏚Ó%ᑣ(%1*Õ⌕ÒÑ⏚Ób()1×ᓄØr=q⏚┞ÙÚÛb;ᐭ/⏚ÙᓄᑺÈnஹᓄ×ᓄØrr?@nq⏚┞ᑣ()2ÚÛbᔣ$%*;ᐭÚ⏚ÓÈ2ᡂq⏚rᨔ8bᔣ(%2*;ᐭ⛳=ḄÚ⏚Ó%ÈJᑮÚ⏚┞஺ூÝn௃(1)“GBi”*〉§;¼ஹᤅßÙ:ᜧNaOH%Ḅ&'ᙳȨ£nà᳛b(2)“GBii”;ᐭáNaOH%Ñ.×ᓄÓ01?@01ABCQ2A1+2OH-+2H2O=2A1O^+3H?b2(3)জNaCICh./⏚01ä*012ᡂ45⁐78?@ABCC1O+5C1-+6H+=3CbT+3H20bঝ“GBiii”JᑮḄ$%LMNOȨ£┞Ḅ$᳛¨£⏚ÙᓄᑺḄçᵨ᳛⁚ᡂèb(4)ᔣ$%*;ᐭÚ⏚ÓÚ⏚᪷?@Èᔠq⏚ê×᪷?@ᡈq⏚×᪷?@ᵯ?$Ḅ×?@ëìq⏚ê×᪷?@ᡈq⏚×᪷?@ᵯ?i⊝íᔣ·¸%*q⏚᪷?@&':ᜧᑣ.r?@ᔠ2ᡂq⏚rᨔ8^

22(5)“GBv”*î22Li++COb=Li2cCh,%*ᒕðc(C0b)=L78mol/L10.5mol/L=()m஺ñò,642K£Li2co3)=c2(Li+)xc(CO^),c2(Li+)=9-0x10—,c(Li+)=3.75xlO2moi/L,y┞᳛0.64mol/L=(1.0mol/L-3.75x10-2mol/L)^l.Oinol/Lx100%=96.25%b(6)᪷÷Ú⏚┞ᙠ½*n'¤'ø£n'ø³ᑣᵨ¼½¾¿ÀÁᓽÈ஺14.(2020.úûüý*£þᨴὃ)ᵨồᓄCuOஹCu2(0H)2co3ஹAS2O3ஹSiChᑴ!CU2(OH)2sCUḄ%&'(᝞*+(N^hSjO.NH,+(NH<)zSO,(NH,஻SFeSOீNH..⌕ᓺ:;(5a+l)mol/L

23(2)c(NH+)+c(NH3H20)=2[c(S2)+c(HS-)+c(H2S)](3)ÑÒ½HO—o—o—OH(4)2[CU(NH)4]SO4+2H2OC112(OH)2SO4I+6NH3T+(NH)2SO434ூÓ᪆௃ூᑖ᪆௃᪷Ö'(+ᵨNH3(NH)2s04ᡂḄfg;<ồᓄ[CuOஹCu(OH)2co3ஹAS2O342],ᓄᔠᱥdᓄ\[Cu(NEB)"SCUfgXØWÙᨵAs஺஺µᐭÛᓄÜ◀Ý}¢,Þµᐭ(NHQ2s2஺8FeSCU,àáAsO,FâFeAsCUFe(OH)3àáXãᑮḄfgä⌕\(NH)242s04[Cu(NH3)4]SO4fg,¿;ஹFâஹHIãᑮåæCU2(OH)2SO40ூçÓ௃(1)জ(5a+l)mol/LB3(2)ᵫ(NH)2sḄᓄ¤íîᐗ¼m¢ñᦪòN+S=2:l,óoô⏚ôöXNHJ}¢rS2-}¢ᙠfg4tÈÀÁøÓXNHB+H?O=NH3H2O+OFT,S2+HO=HS+H+,HS+HO=HS+H+,ᙳ\1:1Xᓽ222ûὑ:ñNHB,ýåÁ:ñNHHO,ᦑᱥᧇ²ឤ¤\c(NH+)+C(NHHO)=2[C(S2-)+C(HS)+C(HS)]32322;(3)Na2s2O8tᨵ:ñF᪷XᦑᐸtEñÿ
ᐸ᪷ᓄᔠᱥ᝱0,⏚ḄH2s2஺8Ḅ$᪀&HO-1-O-O-1-OH(4)᪷*+“-.”01234[Cu(NH3)4]SO4ᑖ>Cu(OH)2sO4.@,ᦑ342[Cu(NH)4]3SO4+2H2OCU2(OH)2SO4I+6NH3T+(NH)2SO40415.(2020•KLMNOPQ)R(Mo)UVIBXYZᐗ\]^_ᦪ42஺ᰚb2610C,cb5560C஺RdefgᰚbOhij᳛lmnO஺opq4ᵨstuஹwxஹᓄyஹᵯ@ᵯ^ᢈ|ஹ}~⚞஺ᓄᐶᑭᵨRᓄᑺ(⌕ᡂᑖM0S2,CU2S,FeS2)ᦈM஺ᑴᜓR⏚ᨔᐸ⌕*+᝞ᡠ

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ᑺ⏚ᨬᡂ⁐ᱥMoCb,ᑏ$%Ḅ'()*+,஺ூ.ᫀ௃11345123789:;<=>?ᡈ7ᜧ<=☢CDᐙᑖஹHIᑭᵨ᳛ஹ⁚MNO1ᔠᳮᓽS3MOO3133MoCh+Na2co\Na2MoO4+CO2T143MoO_-+CU2+=CUMOOJ,4

25(5)332(6)2.4X108(7)2MoO4+3Zn+l6H++6CI-2MoCh+3Zn2++8HO2ூd᪆௃ூᑖ᪆௃f⌕ᡂᑖhMOS2ஹijkC112SஹFeS2Ḅlmᓄᑺᙠ:;oᵨpq⌮sᯏuvw6qM0S2xyhMoChஹMoChஹv612qMoChxᓄhMoCh,ᯏu4*ᨵ{|ᓄ};~ᡂᯏuᑮMOO3ஹCuOFezChO~ᔠᱥ~ᔠᱥ⏚ᜐᳮᑮ⏚ឋ~2,45ᑮ⏚⏚4ᨔᑮ⏚ᨔ~ᡈὅ⏚⏚xyh⏚ஹIᑖdMoCh,ᵨ
ᑴᜓ._ூd௃(1)1ᑖ'ឋ~~Ḅᓽ4_(2)জᵫ¡“pq⌮sᯏu’’789:;<=>?ᡈ7ᜧ<=☢CᯏuM0S2¤ᐰxᓄᦑDᐙᑖஹHIᑭᵨ᳛_ঝᵫ¡ᯏuᡠ~1ḄᡂᑖᨵMoChஹCuOFe2Ch(3)ᵫs*¡~1⏚ᡂNazMoCUᑣ%hª|ᓄ
ᔠ«k¬ឤ®¯°Ḅf⌕ᓄ±)*+hMoO3+NaCO3=NaMoO4+CO2t;22(4)²¡⏚S³´µ¶·ᑣ9}⏚>ᑮ⏚¶·ᑣ'()*+hMoOt+Cu2+=CuMo€)41(5)
ᑴᜓ¸ᑭᵨH?ஹCOA1ᑖ¹
OkḄMoCh,ᢥᜫᵯ(ᦪ¬ឤ3¾|ᓄ
x¿Ḅᵯ(ÀᦪÁOÂImolFhஹCOAlᜫÃḄᵯ(ᦪÄÅh2:2:3,ᑣÆὑ
ᑺḄᱥ«ḄkÄÅh3:3:2(6)²¡Kw(BaCCh)=1.0x10,஺Ḅc(CO)=0.040x(l-95%)mol/L=2.0xI(T3mol:ᑣiOxIO-10BaMoCUÉʶ·>c(Ba2+)=—i——=5.0x10-8mol/L,ᑣ2.0x10-molËÌ(BaMoOJ=c(Ba2+)xc(MoO_)=5.()xl(r8x0.48=2.4x1os(7)ᙠ⏚ᵨ
ᑺ⏚ᨬᡂ⁐ᱥMoCh,|ᓄᑺhMoO,
ᑺhZn,
\ᱥhM0CI3,|ᓄ\ᱥhZ*+,᪷Ïᜫᵯ(¬ឤஹ
(¬ឤᵯ₹¬ឤ'()*+h2MoO+3Zn+16H++6C1-=2MoCh+3Zn2++8HO«2ூÑÒ௃

26Ó⚪ὃÖ×ᱥ«ᑴᜓs*ஹᱥ«ឋ«ḄᵨØKspḄÜÝO⚪ÞßàḄᑖ᪆ᳮdᔠ⚪áßàâs*Ḅᑖ᪆ஹᮣäᜐᳮßàᵨÓ⚪Ḅd⚪ᐵæ஺16.(2021•ëᓅIíɱὃî)ồØᐸᓄᔠᱥᐹᨵópôõឋö÷øᵨùú´ஹᓄûஹüýþOûÿ⚞
஺ᵨ□᩽(⌕ᡂᑖ◀CuஹTe᜜ᨵAgAu)!᝞#$%&'ᑮ)*஺02ஹH2SO4SObNaCl□᩽.+,/ᵯ123◀45.⏚7/+,-8ᦈ:;<))=>?TeOSCUCDE஺(1)G?H$I“KL.⏚+,”N&IOPQR#ᓄTUVWCu2Te+2O2=2CuO+TeO2[TeO+H2SO4=TeOSO4+HO“`+,/”Ḅbcᡂᑖ◀dTeOSCU᜜⌕e(fᓄTg)஺22o(2)hiIḄᑖklme(3)“ᵯ123◀”op“q+,/“rsᵯ1tIஹồ2vḄᐵx᝞#y஺ᵯ1z{▤}▢᩽Ḅ⌕ᵯ᩽UVge஺40100358030•25M)*ᵯ1/Irf60去20摹♦2v᳛依15♦2v᳛-攫10震宓50»ߟ■~~*—•4■-T_100IO203040ᵯ1o/h(4)Nyᑖ᪆CN&ᢝḄo}ᨬeA.20hB.30hC.35h.D.40h(5)ᔣ“.⏚7/”ᐭS02KᐭNaClUV4}oTe(IV)¡¢6.72gL#¦ᑮO.lOgLLN&Qᡂ)ấḄk¨l&g:(6)25࠷o«ộ⏚(H2TeCh)ḄKal=lXl(y3,Ka2=2xl(y8஺4Gᵯk¸ᵯ1cᑖ¨ᦪজO.lmoFLTHzTeChᵯk¡a·C.X100%)¸ᵯ1cᑖ¨ºᦪ

27ঝO.lmoll/ḄNaHTeChb/I#ᑡ¾¨ḄᱥcḄ¡ᐵxDÀḄe஺A.c(Na+)>c(HTeO[)>c(OH)>c(HTeO)>c(H+)23B.c(Na+)+c(H+)=c(HTeO[)+c(TeOW)+c(OH)C.c(Na+)=c(TeOW)+c(HTeO[)+c(HTeO)23D.c(H+)+c(HTeO3)=c(OH-)+c(TeO[)2ூÄᫀ௃(DCuSCh(2)NÇ(3)Cu2++2e-Cu(4)C(5)TeO2++2SO2+3HO=Tel+2SOW+6H'2(6)10%CDூ1᪆௃ூᑖ᪆௃R□᩽(⌕ᡂᑖ◀CuஹTe᜜ᨵAgAu)CÉᧇKL.⏚+,'ᑮ+,/ḄbcᨵTeOSCMஹCuSO4,Nᵯ1◀ᙠÍ.⏚7/IÎSO2ஹÏKÐᓄÑ').ÒHᑖ᪆஺ூÓ1௃(I)>?H$I“KL.⏚+,”N&IOPQR#ᓄTUVWCu2Te+2O2=2CuO+TeO2[TeCh+H2sO4=TeOSO4+H2OÕ.+,/”Ḅbcᡂᑖ◀dTeOSCM᜜ᨵCuO.⏚UVQᡂd.⏚ᓄTgCWCuSO4;(2)!hiIᑖk'ᑮ.+,/+,-hiIḄᑖklmeNÇ[(3)ᵯ1z{▤}ᵯ1/Iᙠ×Øb/IḄk¨¡ᙠ×ØÙÚ⌕ekd•ᙠ2v▢᩽Ḅ⌕ᵯ᩽UVgeCu2++2e-Cu[(4)Nyᑖ᪆35hÜḄ2vÝÞ35ho2v᳛Ýßấ2v᳛ÝÞᵯ1/ÝØ35hấ2vᓣßᦑN&ᢝḄo}ᨬe35h[(5)ᔣ“â.⏚7/''ᐭSO2KᐭNaCIUV4}oTe(IV)¡¢6.72gLã#¦äljO.lOgL1,N&eTe(IV)æçèᓄ.ÉC)éçèᓄ.æèᓄᡂ.⏚᪷᪷Òᵯ₹ìឤcìឤᑏ,Qᡂ)ïðḄk¨l&gWTe஺?++2SO2+3H2O=Te]+2SOj+6H'[(6)জ25஺(3o«.⏚(IhTeCh)ḄKai=lxlO\^2=2x10«,ᵯkR÷4øᵯkCHTeO#H++HTeO,233

28c(H+)c(HTeOp_2(H+)_,lOjnol/LCc(HTeO)>c(H+)>c(H2TeO3)>c(OH),ᦑA┯1;B.᪷6ᵯ₹8ឤ:c(Na+)+c(H+)=c(HTeO)+2c(TeO)+c(OH),ᦑB┯1C.᪷6ᱥᧇ8ឤ:c(Na+)=c(TeO)+c(HTeC)3)+c(H2TeO3),ᦑC>?D.᪷6AB8ឤ:c(H+)+c(HTeO)=c(OH)+c(TeO'),ᦑD>?23Cᫀ⌱CD஺ூHI௃KL⏚(FhTeCh)ḄKai=lxl(y3,Ka2=2xl0*,ᵯUVWXᵯYZY᧕┯H஺17.(2020.\ᓭ⊝□`Wabcᨴὃ)ᵨg┞ij(Z⌕lmᐗoḄgp:Li:3.50%,Ni:6.55%,Ca:6.41%,Mg:13.24%)ᑴᜓLi2co3,{ᵨᐸᑴᜓ┞ᵯ|Ḅ>᩽ᩞᧇLiFePC)4஺ᑖ᝞:ᧇ:i1ஹ2aᑖB(g-L1)Li+Ni2+Ca2+Mg2+122.7220.680.3660.18221.947.7x10-30.080.78x10-3ii.EDTAlmBᡂḄឋᔠᱥiii.ᱥAḄ(S)

29T/࠷20406080100S(Li2co3)/g1.331.171.010.850.72S(Li2so4)/g34.733.632.731.730.9I.ᑴᜓLi2co3(1)aYᓄ¢£¤¥᳛
§¨Ḅ©ª«(¬ᑏWᩩ)஺(2)j1ḄZ⌕ᡂᑖᨵ஺(3)ᔣ2aᐜᐭEDTA,³ᐭ⛳Na2co390࠷ᐙᑖ£¤¶ᑖ·¸¹Li2cChḄº»«o(4)ᜐᳮ1kgg┞3.50%Ḅij┞Ḅ¾·᳛Ya,Li+¿ᓄYLi2cO3Ḅ¿ᓄ᳛Yb,ᑣagLi2cO3ḄAp«g»(᥅ÁAp:Li7g/mol,Li2co374g/mol)ILÂᓄLi2co3(5)ÃLi2co3¿ᓄYLiHCCh¶ᵨ□BÄᣚÆÇᵯLiHCChᑴᜓbÂḄLiOH,³¿ᓄÈᵯ|ÉLi2co3஺ᵯÊᳮ᝞ËᡠÍ▢᩽Ḅᵯ᩽£¤Ï«:oIII.ᑴᜓLiFePCU(6)Ãᵯ|ÉLi2cO3CஹFePCUbУ¤ÑᡂLiFePCUWÒÓÔឋÕ¹Ö£¤Ḅᓄ¢×Ï«ூCᫀ௃(1)ẆÙஹÚஹÛᜧL⏚(¬ᑏWH)(2)CaSO4(3)ÝÚÞ(4)185ab(5)2HO+2e=2OH+H2T2(6)LiCO3+2C+2FePO4512LiFePO4+3COT2==ூ᪆௃ூᑖ᪆௃᪷6:Ãg┞ijẆÙ¶ᙠ70࠷ᩩáᵨâL⏚⏚¾ᐸaḄlmBÈᑮgᨵḄLi+ஹNi2+ஹCa2\

30Mg2+⏚ឋᐸaᑖCa2+äL⏚᪷BÑᡂCaSChåæÞj1Z⌕«CaS7;4ᔣ1aᐭNaOHç⁚pH=12ÓåæaḄNi2+ஹCa2\Mg2+,j2Z⌕YNi7OH;2ஹMg7OH”éᨵ᩽êpḄCa7OH;2gᨵLi+,ᔣ2aᐜᐭEDTA,³ᐭ⛳Na2c90࠷ᐙᑖ£¤¶Èᑮå2;æÝÚÞÈᑮLi2c03,ÃLi2c03¿ᓄYLiHCCh¶ᵨ◞ÆÇᵯLiHCChᑴᜓbÂḄLiOH,³¿ᓄÈᵯ|ÉLi2co3,Ãᵯ|ÉLi2cChCஹFePOabУ¤:Li?CCh+2c+2FePC;4bì2LiFePO+3COT:6íᑖ᪆»C஺4ூî௃71;aYᓄ¢£¤¥᳛
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õöᦑ90࠷ᐙᑖ£¤¶÷ÞÝÚÞÓᑖ·¸¹Li2cCh74;1kgg┞3.50%Ḅijᵫ┞Ḅ¾·᳛Ya,ᑣ¾·Li+ḄᱥAḄpY஻úLi+;='?~c~------=5ag7molmol,ᵫLi+¿ᓄYLi2c஺3Ḅ¿ᓄ᳛Yb,ᑣagLi2c஺3ḄAp«üLi2co»=5amolxi2xbx74g/mol=185abg75;᪷6ᵯË□᩽ᜫþᵯBÿ
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᪷ᵯ᩽4OH-4e=2H2O+O2T▢᩽ᵯḄᵯᵯ᩽2H2O+2e-=2OH-+H2f76;Li2cO3CஹFePChᡂLiFePCU!ឋ#$᪷%ᐗ'ᑖ᪆*#$CO,ᑣ*Ḅᓄ,-.Li:CCh+2C+2FePO42LiFePO+3COTஹ4ூ01௃3⚪ὃ67ᱥ9ᑴᜓ<.஺>?@᳛ḄBCD'ஹᱥ9ᡂᑖḄᑨFஹᱥ9GHḄIJ?ᵯᓄ,KL஺MNᳮP⚪QRSᐙᑖᑭᵨW,KLXᔠ⚪ZRS[<.Ḅᑖ᪆\3⚪ḄP⚪ᐵ^◤⌕,ᙠᨵcdḄeẠKLḄghi⌕ᨵᜐᳮRSᵨḄkl஺18.72020•nopnqrstuḼᔜxᵯyzᐹḄ|}~ᵨᔜᜧ᳛ᵯḄ~ᵨHᩭᜧ[ᵯḄᓄᑭᵨ⌕஺⏚┞ᵯḄM᩽ᩞᧇGLiFePOaஹtᔠᦈ┞ᐗ'ஹᐗ'ᐗ'Ḅz<.᝞ᡠ¢

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A.NaOH20࠷-40࠷B.NaOH80࠷-100࠷C.NaC020࠷-40࠷D.NaC060࠷-80࠷23233
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à,áâãäåæ┞ç#ᵯḄᭆéêëì~ᵨíî┞Üᵯ᩽ç#¸¹¾LiFePOïÜᵯ᩽Ḅ┞ᵯðÚñᜧ7ᵯḄkHò§ᢣ᪗õ\ᓫ÷9HᵯᡠøÈḄkHt஺᝞\ù┞-ç#ᵯḄûü¢ýᵯhᑡþÿ
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45ᵨC.78ᵯ᩽9:;Ḅᵯ᩽<=(

32O2+2HO+4e-4OH-2D.┞-@Aᵯ3BCDEᜧḄGHIJKLMCᵯNO"%&┞PLiFePChXCᜧ஺ூ[ᫀ௃Dᨵ^_ឋAa;ᡂ2D3H2O212H++4LiFePO4+O2=4Li++4Fe3++4H2Po4-+2H2஺4lᐭ!Na2co3"ᨵJqᑖFe?+/HtᡂFeOH3uvwxyzP0|}ᔠFe3++HPO|+CO2=FePO+CO2T+HO425:ஹᓾ}ᨔஹ!6Dூ᪆௃ூᑖ᪆௃⏚┞ᵯ3Ḅ
᩽ᩞᧇLiFePCUஹMᔠᦈ┞ᐗ¡ஹᐗ¡ᐗ¡"!uvyᑖ¢£¤¥¦ᐗ¡ᦈ"ᙠ¨!©ª«ᑮ®ஹ¯ᓄஹuvM±²"}ᔠ⊤´µ¶«·©¸ᔠᑖ᪆"᝞®!©"ᨵºA»;"⌕½¾^_ឋAaḄᜐᳮ|¯ᓄ!©◤⌕lᐭ¯ᓄᑺM"uvOý¾uvḄᨬÅᩩÇ⌱É"ʨ[஺ூË௃Iᙠ®!©"ᨵºA;ᡂ"ºAᨵ^_ឋ"ᦑÎÏ®Ḅ;»ÐÑ⌕ᨵÒÓḄÔᩩÇ|2⌕ᧇ2ÕÖ×Ø┞ᓄᔠᱥ"ᑣ^᪷Ê⊤´Ḅµ¶Ü"┞ᓄᔠᱥḄEÝÞ"Ýß᧕Kᓄuv"ᦑáâ⌱⚗uvEᨬÞḄᓽ^ÕÖ×Ø┞ᓄᔠᱥ"ᦑᡠᵨḄY〉èḄéENa2co360࠷-80࠷,[ᫀ(D|3Xᙠ¯ᓄ!©lᐭ"ᦑX(¯ᓄᑺ"^î02ᡈðJ¦4ᵨñᑺ"᝞H2O2òX02ஹ;ᡂᱥᐗ¡ó⌕îH2P0|tôõᙠO"¯ᓄ!©:;<=ḄöN÷©ô(12H++4LiFePO4+O2=4Li++4Fe,++4H2PO4+2HO2;4ø⁚pHḄ!©"Na2cChlᐭC!"ᨵJqᑖF/+/HtᡂFe0H3uvwxyzP0}ᔠ"/üýᐗ¡uv᳛ÿ
Na2cChᐭ〉ᡂFePO4!Ḅ#$%&'(Fe3++H2PO
+CO,=FePO4+CO2T+HO
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062A.┞-RSᵯUAVᵯU┞᧕ᜫᵯ$Y@Z᩽ᦑA]^

33B.`◞bcῖ⇨ᑣgឋḄ7ij◞bklm┞!ᡠ9noᵯU]pqᵨᦑB]^;C.]᩽tuvᵯ᩽wxS=ᵯ$yV!ᵯ᩽!&'2H2()+()2+4e-=4OH-,ᦑc]^(D.}~ᵯ$┞LiFePOᡠ9┞-RSᵯUᜧᦑD┯
ᫀ'D஺19.(2020•ὃ¡)¢£¤Ḅᡂᑖ'¦⌕'CsOyᨵ©ḄAI2O3ஹFeO,FeOஹ23SiO,¬wᵨ£¤<®¯°±ẆḄ?@³᝞µ(2¶·I⏚NaIClONaIOH£¤eI!T-IHI-|¹pH=XIe|¹pH=y|HIIIº>»ᔠᱥABC?@1CuSO-5HO¾¿À42ÁÂ(জCU2O+2H+=CU+CU2++H2஺஺ঝÆᑖ□#$9ÈxᓄᱥÊ&ḄpH᝞Ì⊤ᡠÎ:ᱥCU(OH)2A1(OH)3Fe(OH)3Fe(OH)2ÐpH5.44.02.75.8ÑᐰpH6.75.23.78.8(1)'ÓÔ!IḄÕ᳛×9Ø®ḄÙÚA(Ûᑏ1ᩩ)஺(2)º>»ᔠᱥAḄᡂᑖA(3)!IÑᡂÞßᐗáḄâᙠÊ&'_(å#$æç)
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34(5)1B2য5.2FeO+H2sC^FeSCh+H?஺ஹ222Cu+Fe2(SO4)3=CuSO+2FeSO4,SiCh⏚ឋnᓄᱥ8⏚"Z[8"Zூ]()¡Ḅf1g4ᔠᱥAbḄᡂᑖSiChjCu,ᫀBSiO>Cu2(3)᪷¢£ᑖ᪆8f1gᔠᱥAbᨵCu,ᑣZ[I¥ᡂ]8¦ᐗ¨Ḅ©ᙠ«¬MFe?+,ᫀBFe2+(4)⏚®`abᑴ°⏚®ᨔ1Ḅ±²N⌕ᒹ´B!"#ஹ$ᓾ&ᨔஹ()ᵫCuSO4`H+8¶·8`H·ᜧ8¸ᵨ*+,-./0ᨔ1⊤☢Ḅᩖ56789-.:;ᨔ1Ḅ<ᜫ8ᫀB!"#$ᓾ&ᨔ()*+,-./0ᨔ1⊤☢Ḅᩖ56789-.:;ᨔ1Ḅ<ᜫ(5)NaClOᐹᨵ»nᓄឋ8Fe?+ᐹᨵQ¼ឋ8ᡂwxBMFe(0H)3,¾Z[Ḅ67¿À¬M2Fe2++ClO+5H2O===2Fe(OH)31+Cl-+4H+,ᡠ.wxBMFe(OH),¾Z[bFeᐗ¨ḄᓄᔠÃᵫ+2Ãᓣs3+3Ã8Fe2+MQ¼ᑺ8C16Mnᓄᑺ8C1ᐗ¨ḄᓄᔠÃᵫ+1ÃÆsÃ8᪷^ᜫᵯ7Èឤ8nᓄᑺQ¼ᑺᱥ5ḄSÊËM1B2,ᫀFe(OH)1B23(6)&ᔠ⊤Ìᦪ8AF+¥ᐰwxÏḄpHM5.2,ÐCu?+ÑÒwxḄpHM5.4,VᐭNaOHq⁚pHs5.2

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H|
)Aঞ")ঞ'’}ᨵḄᩖDEp஺(4)“<ᓄ”NaOH
“spH”zᑴḄpHo?@IḄᐹ?@o஺(5)⏚╅ᙠi
ᵨNaClOᓄqHIwᵨ@╍ᵯ᩽ᩞᧇḄNiOOH஺ᑏwxyzḄDE{|________o(6)rᑖDw⏚ᨔḄ¡ᦈ¢ஹ¤¥¦ᵨqᐸ§¨o஺ூ`ᫀ௃(1)◀®ᾦq
°±²ᐸᓄᱥAIO2+H++H2O=A1(OH)31(2)Ni2\Fe2\Fe3+(3)2Fe2++H2O2+2H+=2Fe3++2HOFe3+2(4)3.2-6.2µ¶·ஹ¸ᓾºᨔஹ»)ஹ¼½ஹ¾¿(5)2Ni2++C10+4OH=2NiOOHl+CI-+H2O(6)ÀÁᦈ᳛ூ°᪆௃ூᑖ᪆௃ᵫᑖ᪆Åqᔣ45ᓄᑺᐭNaOH
ÈÉi:q◀®ᾦqÊtyz

362Al+2NaOH+2H2O=2NaAlO2+3Hdஹ2AlO3+4NaOHMNaAIO2+2H2O,rAl²ᐸᓄᱥ
°qÅᑮḄ)2জ}ᨵNaAlCh,)*জpNiஹFe²ᐸᓄᱥJÏÐᐸÑ
ឋᩖq!H2SO4⏚:Åᑮ}ᨵNi?+ஹFe2\Fe3+Ḅ)ঝqFe?+ÓH2O2ᓄpFe?+qᐭNaOHs⁚pH¦Fe?+<ᓄpFe(OH)3HI◀qÕᑴpH¶·ºᨔÅᑮ⏚Ḅᨔ஺ூÖ°௃(1)®ᾦᙠiឋ
Kᐰ×°pÁØᾦÙ⏚ÚJᵞ®qtyz2Al+2NaOH+2H2O=2NaA1Ch+3H2Tஹ2AhO3+4NaOH=4NaAlO+2H2O,rAl²ᐸᓄᱥ
°q“i:”NaOHḄkl@ᵨᑖno◀®ᾦq
2°±²ᐸᓄᱥ“)জ”}ᨵA1O28,ᵨ!⏚r“)জ”spឋqA1O2-tᡂÝᓄ±HIqxyzḄDE{|oAIO2-+H*+H2஺=AI(OH)31(2))*জpNiஹFe²ᐸᓄᱥJÏÐᐸÑ
ឋᩖq!HfCh⏚:Åᑮ}ᨵNi?+ஹFe?+ஹFeuḄ)ঝq“)ঝ”}ᨵḄBCDEoNi2+ஹFe2\Fe"(3)“<ᓄ”oFe?+áH2O2ᓄpFe3+,yzḄDE{|p2Fe2++H2()2+2H+=2Fe3++2H2O,rᦋpᐜ“spH”“<ᓄ”qâ¦spH»)Ḅ
}ᨵFe2+,ᑣ)ঞ}ᨵ<ᓄtᡂḄFe3+(4)ᵫäå⊤æçqNi2+FGHIWḄpH=6.2,Fe+KᐰHIḄpHp3.2,⌕éêFe3+KᐰHIëNi?+HIq“s⁚pH”zᑴḄpHo3.26.2⏚
µ¶·ஹ¸ᓾºᨔஹ»)ஹ¼½ஹ¾¿Å⏚ᨔ(NiSO#7H2O),ᡠí?@IḄᐹ?@µ¶·ஹ¸ᓾºᨔஹ»)ஹ¼½ஹ¾¿(5)Ni"ᙠi
áNaClOᓄpNiOOH,NaClOáîïpCðq᪷òᓄîïÅᜫᵯEôឤqxyzḄDE{|2Ni2++C10+4OH=2NiOOHl+Cl+H2O(6)ᑖDw⏚ᨔḄ¡î}ᨵNi2+,rᐸᦈ¢ஹ¤¥¦ᵨqöëÀÁ┼Ḅᦈ᳛஺ூøù௃ú⚪û⌕ὃýBC²ᐸᓄᔠᱥḄឋஹᓄîïDEyz{|Ḅÿᑏ
◤⌕ᐹᨵḄᔠᐵᙠᑖ᪆!ᳮ஺21.(2020*+,-./),1ấ3ᑴ5ᐝ7ᵯ9Ḅᐵᩞᧇ᝞=3>?@,1ấḄAB=C#$Ṻஹᯖ'HCIH,I,,I,,.|ᵯ)᮱|*+,-./ᘤ1*|23᮱I-45ấ4IH?HC1250300࠷.GHCজᓄKLMᘤOLMCSi+3HC1SiHCl+HV32

37ঝX!᮱ᝨOLMCSiHCl+H3HC1V32+ঞSiHCL᩽᧕_CSiHCl+3HO=HSiO+HT+3HC1T஺32232cdᑡf⚪C(1)hiṺḄO⌕ᡂᑖlSiO?,SiO?3>?⏚ឋqᓄᱥstuLMᡂvw_dᑡᱥxyzstuLMᡂvw_Ḅ3({᪗})A.AlB.A1OC.CuOD.NaHCO233SK)2Xᙠ>?Ḅ⏚yᡂ>?᝱ấᱥx?⏚Ḅᵯl஺(2)ᵯ᮱yᡂấLMḄᓄl஺ᵯ᮱yᯖXᨵSiCᡂhiṺwᯖᡂSiCḄLMyqᓄᑺwX!ᑺḄᱥxḄl஺(3)᦮5◤◞!¡3(¢ᩩᓽ¥)஺(4)ᓄKLMᘤy◀SiHCy᜜X¥ª«LMᡂᐸấᓄᔠᱥ(᝞SiCl®ஹSiHCl,SiH,Cl22
)¥°ᵨᑖ²Ḅ³´°ᑖµ¶5³Ḅᳮ·¸¹3o(5)»¼5y¥°½¾ᑭᵨḄᱥx3஺..,Àூᫀ௃পBDp(2)SiO+2C-Si+2C0t1:2H:;2(3)■ËSiHChª_ஹ■ËấÍqᓄஹ■ËÎsqLMϪᰦÑ(4)ᔜÓᑖÔÕÖ×Øᜧ(5)ÚஹHC1ூ᪆௃ூᑖ᪆௃hiṺwᯖᙠᵯ᮱yLM@SiCஹC
ᩖxḄấᙠᓄKLMᘤyÜấÝᓄlSiHC13,ᙠX!᮱yᵨÎÜSiHCbX!ß,1ấ஺ூà௃(1)A.ásÎqᓄâãLM@äá⏚âwÎᦑAæçᔠ⚪BVB.qᓄásÎqᓄâãLM@äá⏚âw_ᦑBçᔠ⚪BVC.qᓄèsÎqᓄâãæLMᦑCæçᔠ⚪BVD.é⏚ÎâsÎqᓄâãLM@é⏚âw_ᦑDçᔠ⚪BV

38SiChXᙠ>?Ḅ⏚yᡂ>?᝱ấᱥx?⏚lHF,HFëᐳíᓄᔠᱥᐸᵯlH:F:CᦑᫀlCBDVHCFC:,À(2).qᓄấséᙠ,ÀdLMᡂấwCO,îMḄᓄlSi()2+2C^----Si+2C0t,hiṺwᯖᡂSicḄLMlSiO2+3C»ñSiC+3coTCᐗóᓄᔠíᵫ0íõöldíᵫ஺íᓣ,l+2íCù3qᓄᑺú3X!ᑺ᪷¹qᓄX!üᑣqᓄᑺwX!ᑺḄᱥxḄl1:2,ᦑᫀlC,ÀSiO+2C=Si+2C0tV1:2V2(3)᪷¹»¼°þÖᐵÿ
SiHCh᩽᧕ᨵ᦮!"#$%◤◞()*■,SiHCb.■,ấ0ᓄஹ■,3.ᰦ5ᦑ7ᫀ9:■,SiHCh.ஹ■,ấ0ᓄஹ■,3.ᰦ5;(4)ᑖ@ᡈ@B⌕*DEFGHIᔠᱥLMNOPQᱥRᑖSḄUVᑖ@"#ḄᳮXYZ*ᔜ\ᑖLM]^_ᜧᦑ7ᫀ9:ᔜ\ᑖLM]^_ᜧ;(5)᪷Z$cᓄᑖ᪆
ef"#$
ghiᑭᵨḄᱥR*H2ஹHC1,ᦑ7ᫀ9:oஹHCL22.(2020.tuv᯿xyz{)ṃ(Sb)}~ᵨᔜᑺஹ◌ஹHᐗஹᓄ⚞஺gṃ(B⌕ᡂᑖ9ḄSb2s3,ᨵAs2s5ஹPbSஹCuOSiCh)9)ᧇᑴᜓṃᐸ¢£$᝞¥:I.§¨GB⌕©⏚SbCh,SbC15ஹCuChஹAsCbPbC12ᩖR஺II.25࠷Ksp(CuS)=1.0x10-³Ksp(PbS)=9.0x10-29஺µ7¶ᑡ¸⚪:(1)“⏚§”SbC15Sb2s3.ᨵ¢ᓫR)ᱥSbC13ᡂᑣ¾¿IḄᡂᑖ*_______________(ÁᓄÂÃ)஺(2)ᑏ¨“)”ḄᓄÂUÃ

39(3)¥§¨Gc(Cu2+)=0.01molLÅஹc(Pb2+)=O.lOmol-L1ᙠÇÈÉஹÊË᠒ÍÎ᩽ÏḄÐᓄ0c(Pb2+)ÑFGᐜḄÇÈ*_____________(ÁᓄÂÃ);ÓCuSஹPbSᐳÇ\Ö=______஺c(Cu2+)(4)ᙠ“◀ồ”ᓄᱥ9H3P04,ᑣÙᓄᑺஹ)ᑺḄᱥRḄÚÛÜ9(5)ᙠ“ᵯ”gÞឋᩞᧇ9ᵯ᩽□᩽Ḅᵯ᩽Ã9,â.(ᑏ¨SãUÃ)gäåFGSbᐗæḄhiçᵨ஺“ᵯ”ᓫèéᑁ┝Ḅ᳛3ᵯíᜧîᐵð᝞ñᡠó஺ÓᵯíôUoVᓫèéᑁ᳛õöḄ)
÷*o(2)3SbCls+2Sb=5SbCb(3)CuS9.0x107(4)4:3(5)2Cr-2e=ChfSb3+-2e=Sb5+H+ø3ùᵯ᩽ூ᪆௃ூᑖ᪆௃ᵫ£$
ṃýþ©⏚ஹÿᓄṃᔣᐭ〉Ḅ┶Ḅᓄṃᯠᐭ〉ḄᓄḄ!"#ᔣᐭNaH2P02◀%&ᑮ(ᓄṃᵯ*+&ᑮ┶ᓄṃᓄṃ,-ᑭᵨ஺ூ2*௃(1)᪷5ᡂᑖ89“⏚”=SbCbSb2s3>?ᨵSSbC13Aᡂ,ᑣDIḄᡂᑖES.SiO«2(2)“”=SbFSbCLGSbCb,>?ḄᓄHI=J3sbeL+2Sb=5SbC13஺(3)c(Cu2+)=0.01molL-iஹc(Pb2+)=0.10moLLLMNO^(CuS)=1.0x10^,PQ"#◤spSḄTUGl.Ox10-34moi/LK»p(PbS)=9.0xKy29,!PQ"#◤⌕ḄTUG9Qx1028moWXᦑᙠ"#ஹ!=[᠒]᩽_ḄᓄᐜaAḄ"#ECuSbCuSஹPbSᐳ"def)&/Pয9x10-29hoK'C"S)ICT%

40i4kᙠ“◀ồ”=NaH2P஺2EᑺᐸtᓄaᱥGH3Po4,PḄᓄᔠyᵫ+1ᓣ~ᑮ+5,AsḄᓄᔠyᵫ+3ᑮ0,᪷5&ᜫᵯឤ+>?tᓄᑺஹᑺḄᱥḄ4:3஺°i5kᙠ“ᵯ*”=ឋᩞᧇGᵯ᩽□᩽Atᓄ>?□᩽Ḅᵯ᩽>?JG2CL2e=ChT,A>?Sb3+-2e-=Sb5+Xᵫ“ᵯ*”ṃḄa᳛ᵯᜧ¢ᐵ¤¥¦§89bᵯ¨UoVdṃḄa᳛«ᐸ¬8EH®¯ᵯ᩽>?஺