1、5) I)B L 刘怀乐( i 400013)1 54 U (nm1) L, =V b P SV L =,9b3 H93 vE, E L,V LS,7 b+Y ? “M * :/j 5x 5 vMb x $ Mb0m1 BM L T FM F L ,M *x B $ M, *A1 h Li/ + L Y LCb(1)Y CO(H2),F j 5 = x (Fe2O3),9vM(V M )b(2)Q$ x , L V$HM b(3) L x b k5, 5 6 mL ,b5 | iHCl( iH2SO4) F b“ T “, x ( iv9vb ,Sn 3bHM k5C,x Mb(4)2 k5
2、M8,M i( M)CuSO4 A, B k5b x ,4:2 k5CuSO4 A AY,9 Cu$ , x V$HM b(5) |B v15cm, z3 cmH(Kz ), |, x =BH xL, bBvj b HBH, “x ,V S ,x M - (Fe2O3)b3; HWV10 minF15 min,20 min,5 x V$HM , V , CuSO4QC S Ab P3P:1 p L x s, M,7 Fe3O4b2 5+ d211 Fe2 O3F , MB Y L,XAB b0 Fe2O3x ,Bt M(Fe2O3 # nH2O)b k5F , F?C,Fe2O3 M M, F
3、 - b Fe2O3, Y L , “ 6, M (V1), bV1 / t H H HgOFe2O3Cr2O3 sPb3O45PbO5Na2O25CuSO4K2Cr2O75CuCl25 5Vn,Bt 6M , B R? p1bkN,COFe2O3 L , ? Q M Q X? 3, XQ b IBt L; P Y Lb212 m UZE L, Mn5,CO(H2)Fe2O3Q b VV8 v1 ?)m( qm) 2b#67#2008 M12 m2 qmFe : FeOFe3O4 Fe2O3; 5NMQ:Fe2O3 Fe3O4 FeOL , COT4, H2T4,M(Fe2O3)V 3:n5
4、Fe2O3Fe3O4:3Fe2O3+ CO 400e 500e 2Fe3O4+ CO2(3Fe2O3+ H2 2Fe3O4+ H2O)Q Fe3O4$FeO:Fe3O4+ CO 500e ) 600e 3FeO+ CO2( Fe3O4+ H2 3FeO+ H2O)K,FeO$COFe:FeO+ CO 600e Fe+ CO2(FeO+ H2 Fe+ H2O)9Q :Fe2O3+ 3CO2Fe+ 3CO2(Fe2O3+ 3H2 2Fe+ 3H2O) A U4:Fe2O3570e Fe3O4680e FeO710e Febi O,710e ,Fe ?i;680e ,51 Fe3O4bCOH25 R
5、 :810 e ,CO1H21 U L=, Nby P n,+ dB b=# , P P L1b(2) Ve . L. i: 2 =Sv,1997:4162 B .l.:l jv,1985:1313 (Bs).: ,1961:1314 EI. LJ.:,2004:256- 2605 n0I.8 S .:8,2001:7966 =SvI.(/) .4,:,2003:7707 _I.%8b4.:,1983:4138 S v (/ ).2,:,2000:420) 421( 64:),NH4Cl,9 e,vNH4ClHCHOQ 3 , P8“pH1,7HCOOHpH8“*9F , eb313 pH4%
6、 U J 11B218, Hq311bJ GQpH 215 315, 315 415,415 515,515 615b L?CpHl415,QV ,E e,V5rb314 4L?C, P|8“pH3 4,60e/9 4Q, N k L P,%pH 415 515,85 e b315 | |“F 1 , C$| |“ r , r 30 s Qb4 V L, KD: U J 11 B 218g bg 2%NaOHpH715 810, 6 i l H, 2%J pH415 515,85e ,8“pH7 8,7075e s U , P U J 1r1B214, 10min J c ,50e , j , | a F20%NH4ClpH6P,T !T L( * a, VF l x *)b I D1 W . *4.:,2003:24) 462 . L i ,2001,(3):27) 283 i.(=).: ,2003:2444 ;r j. L.2,:,1989:168) 170#69#2008 M12
