KIM TRA 4Bi 1: in phn vi in cc tr dung dch cha 0,2 mol AgNO vi c!"ng # d$ng in ,%& amp',trong th"i gian t gi( thu !)c dung dch * +hiu ,u-t .u/ tr0nh in phn l1 200345 6ho 2&,% gam 7#t8' v1o * th-( tho/t ra 9h: NO +,;n phgam ch-t r?n5 @i/ tr cAa t l1A. 000 B. 2B00 C. B000 D. &00gCi ,D mol Ag 7 in phn l1 a cE nga( ( )0, >B 0, 222, > 0, 2 20% 2&,% B&5 5B&2 20,2 2B00a aaa t + Bi2:6ho B,B2% gam hFn h)p * gGm 8' v1 6u +n8' H n6u I 2%,&4 t/c dJng vi dung dch cha 0,B2 mol KNO thu !)c dung dch L v1 9h: NO +,;n ph5 D.>T>5( )( )( ) 2 2 + 4 0, 00B0, 0T+ 4 0, 02B 0, 0T& 2&020, 00B+ 4 0, 0&%FeeCuCu NOnFe NO n tnFe NO ' ' Bi 3H in phn +in cc tr4dung dch * cha 0,2 +mol46uUOP ,0,22+mol4 8'2+UOP4 v1 0,PP mol Na6l 7Vng d$ng in cE c!"ng # 2 A5MhN t:ch 9h: +9tc4 tho/t ra W anot ,au 2&0BB +gi(4 l1HA5B,P%% litX5T,%B&65B,T& Y5P,T2%220,02B0, 220, BP B, P%%CleOnn Vn ' Bi 4: in phn 200ml dung dch 8'2+UOP4 2Z +in cc tr4, vi c!"ng # d$ng in O I 2,&%Atrong th"i gian t gi" th0 7?t [u cE 9h: tho/t ra W catot +hiu ,u-t cAa .u/ tr0nh in phn l1 200345 @i/tr cAa t l1A. 25 B. &5 C. P5 D. 25

0, 2 0, &eFen n B++ Bai 5 K$a tan P,B gam tinh th\ ZUOP5BK2O v1o n!c !)c dd *5in phn dd * vi in cc tr d$ng in 2,T A NNu th"i gian in phn l1 t +,4 th0 thu !)c B>,& ml 9h: XiNt cac th\ t:ch 9h: o W 9tc 5]im loSi m v1 th"i gian t l1HA5Ni v1 2P00X5Ni v1 2%00 656u v1 2P00 Y56u v1 2%00( )( )2 22 20, 02P0, 02P0, 02PP P &P 0, 02%+ 4P 0, 020, 0B&2na baH O e H a O M loaia bH O e OH b H+ + + ' ' ' + + Bi6 6hia >,% gam hh * gGm Zg v1 Al th1nh 2 ph[n 7Vng nhau ^h[n 2 h$a tan v1o 2B0 ml dd K6l aZ ,,au 9hi p! 9Nt th_c cQ c`n dd thu !)c 22,>>B gam ch-t r?n 9han ^h[n 2 h$a tan v1o B00ml dd K6l aZ ,au 9hi p! 9Nt th_c cQ c`n dd thu !)c 2%,2 gam ch-t r?n 9han @i/ tr cAa a l1A50,B X50,P 650,% Y52,0

22

22H 0,22%,20, 0B H%, %>B2P, 222, >>B 0, 2B 2aClAlCl a ab MgCl bmAlClmMgCl n aAl Mg ' ' ' ' 'Bi 7 6ho T,> gam hh * gGm 6u v1 bn v1o 0,Bl:t dd 8'6l 0,BZ 5^! 9Nt th_c thu !)c dd L v1 2,& gam ch-t r?n 9han b56ho b v1o K2UOP locng 9hQng th-( 9h: 7a( ra Yung dch L p! vda A vi 200 ml dd ]ZnOP aZ trong K2UOP 5gi/ tr cAa a l1A50,2 X52,2B 650,2B Y52 >222H 0, 2BH 0,20, 2B 0, 2B 0, >B 2 0, 2 20, 02BHH 0, >BeFe MnFeZn a an Y n n abCu bCl+ +++++ + ' 'Bi 8: 6ho m#t l!)ng NaOK v1o dung dch cha 0,2Bmol K^OP thu !)c dung dch *5 \ ph;n ng hNt ch-t trong dung dch * c[n tDi a P00ml dung dch K6l 2Z5 6h-t tan trong * l1A. Na^OP, Na2K^OP B. NaK2^OP, Na2K^OPC. NaOK, Na^OP D. NaK2^OP, K^OP6E n NaOK I nK6l I 0,P mol Ien OKf H nK^OP I 0,P H 0,2B I 2, &> Ie Na2K^OP v1 Na^OP Ie Chn A.Bi 9: 6ho hFn h)p * gGm c/c muDi 6u+NO42, 8'+NO42, 8'+NO4, Zg+NO425 Mrong E ogi chiNm &03 vh 9hDi l!)ng, cho dung dch ]OK d! v1o dung dch cha B&g * lCc 9Nt tAa thu !)c 'm nung nEng trong 9hQng 9h: Nn 9hDi l!)ng 9hQng ii thu !)c 2%,2%gam ogit5 3 9hDi l!)ng 8'+NO42 trong hFn h)p * l1A. 2,% 3 B. 2,223 C. ,223 D. 2,BB36E nNOf I nO HI 0,&5B& H P% I 0,> mol]hDi l!)ng 9im loSi trong hFn h)p * I B& j mNOf I 22,& gamnO trong ogit I +2%,2%f 22,&4 H 2& I 0,BB mol Ie n 8'+NO42 I 2nO j nNOf I 0,02 mol 3 m 8'+NO42 I ,223 Ie Chn C.Bi 10. Ogi ho/ 2,% gam 'tanol +hi4 thu !)c hFn h)p * gGm ag'tan'hit, agit ag'tic, n!c v1 'tanol d!5 6ho to1n 7# * t/c dJng vi Na +d!4 thu !)c P,P% l:t 9h:+W 9tc45 ]hDi l!)ng 'tanol c 7 ogi ho/ tSo ra agit l1A5 P,&0 gam5 X5 2,0 gam5 65 T,20 gam5 Y5 &,T0 gam6E n 'tanol ph;n ng ogi hEa agit I 2nK2 j 0, I 0,2 mol Ie m I P,& gam Ie Chn A.Bi 11: Ykn l +9tc4 l:t hFn h)p 9h: * cha 62K2, 62KP, K2 cE tm 9hDi ,o vi K2 l1 P,> .ua Ni9'n nung nEng thu !)c hFn h)p 9h: L5 Ykn hFn h)p L .ua n!c Xr2 d! th-( 9hDi l!)ng 70nh tRng B,P gam v1 thu !)c hFn h)p 9h: b5 Dt ch/( ho1n to1n hFn h)p 9h: b thu !)c P,P% l:t 9h: 6O2 +9tc4 v12P,P gam K2O5 @i/ tr l l1A. 22,P lit5 B. 22,2 lit5 C. B,& lit5 D. 2,2P lit6E m b I 0,2522 n 0,%52 I P gam Ie m * I m L n m b I B,P n P I T,P gam Ie nhh* I T,P H +P,>524 I 0,2 mol Ie l I2,2P lit Ie Chn D.Bi 1:6ho mgam hFn h)p * gGm 8', 6u v1o dung dch K2UOPlocng, d! thu !)c l l:t 9h: K25Mhom tiNp NaNO v1o th0 th-( ch-t r?n tan hNt, Gng th"i tho/t ra 2,Bl l:t 9h: NO du( nh-t 7a( ra5 Mh\t:ch 9h: o W cpng ihu 9in5 M:nh 3 9hDi l!)ng 6u trong hFn h)p *qA. &&,>3 B. B,3 C. &P,03 D. >2,03gi; ,= l I 2mol 8'+a46u+74cE nga( 2 2 23 &&, &>32 P, B 2, >Ba aCub a b ' '+ Bi 136ho 2%,B& gam hFn h)p * gGm 8', 8'OP t/c dJng vi 200ml dung dch KNO locng nEng v1 9hu-( hu5 Uau9 hi ph;n ng g;( ra ho1n to1n, thu !)c 2,2P l:t 9h: NO du( nh-t+9tc4, dung dch L v1 c$n lSi 2,P&& gam 9im loSi5 ^h[n trRm 9hDi l!)ng 8'OP trong 2%,B& gam hFn h)p 7an [u l1H A5 >,B3B. P0,>23C. 2>,B3 D. P2,B36E nga( B& 22 2%, B&0, 20&2, P&&52 0,25 2 0, 0B&a baBa b b+ ' ' _ + ,Bi 14:6ho hFn h)p 7#t gGm B,P gam Al v1 22,2 gam 8' v1o T00ml dung dch AgNO 2Z 5 Uau 9hic/c ph;n ng g;( ra ho1n to1n thu !)c m gam ch-t r?n5 m cE gi/ tr l1A. T>,25 B. T%,25 C. 202,%5 Y5 200,05

2

0, 20, 2H 0, T0, 20,2B H 0, 0B0, TAlAlFeFeNOnnAgn m Dn Fen++ ' ' ' Bi 15 Z#t ogit 9im loSi cE cQng thc ZgO( cha 2>,BT3 O5 ]h= ogit 9im loSi n1( ho1n to1n 7Vng 6O thu !)c 2,&% gam Z5 ho1 tan hNt Z trong m#t l!)ng dung dch KNO rm `c nEng thu !)c 2,&22% l:t hFn hQp @ gGm NO2 v1 N2OP W 2 atm, BP,& o6 cE ts 9hDi Di vi K2 l1 P,B v1 m#t dung dch A chs cha Z+NO4Ko1 tan @ v1o dung dch ]OK d! trong dihu 9in cE 9hQng 9h: thu !)c dung dch X, cho 2P,0B gam bn v1o dung dch X thu !)c hFn h)p 9h: Y5 M:nh th\ t:ch hFn h)p 9h: Y +o W ihu 9in tiou chu]OK P 22K ZnO H O NHZn OH ZnO H + + + + '+ + 6E nga(

20, 0T2, 2P0, 02NHDHnVn '