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            !"#$ %&'()*+,'- ./ 0#121'-   3%415 67 8 %1'5 9 %    3%4:;<=>  !"#$%&'()*(+(,-. / 0 / 012 / !"#$%&'(34(56      ?@A?B' → ?@'AB ? ?@AB ? CD E  → @ ? CD E AB ? 7 !"#$%&'(8'"6 ?@A?B ? D → ?@DBAB ? 9:6 ?@' ;# → ?@A' ? ;<=>? 9@-32 3FG15$ H2 I ?'A?B ? D   → ?DBAB ? A' ? 9A-3 7 2 JK#LMNO$$ BD P    →  ? D P AB ? DAD ? 3'(Q$ J;  1(RFG A-3 /  7 2 J;  1(RFG$ 38 ;S67T → D ?     - 7 2 JKO#L$ ?D P    → ?D ? AD ? BC6 A   UN#L'7#- 9'-?# V $'- W$W'X$$YUJ$YU BC/61'5-.L"% 6-;;CD E %5%IZ1-T'1[ W$X$@$J$ BC76G.\#!0 ' → ] →  DB ] ^'- 3_ W$X$ ? D$ ? D P J$ BCD611- 8  .2(7 5;;%21'- W$ ? D ? DXDX$ ? DXDW' ? D P $ ? DYU ? D P XDJ$ ? D ? D@D BCE6B+--?`V1%1'5%216-B ? D;($C#!0.() _PEE'% B ? .% $1'5%21'- W$X$$J$ BCF6Ja"%1'58 ;S.() 67(7 NO./(R'- W$YUbC$X$cW$ $X$J$W'B$C$ BCG63(R)# A %4'- W$HO#L;; 'X$;; DB8 ;S67;; B' $HO#L' !"$J$HO#L;; D P $ BCH6 B--- ded1%1'5%216-B ? D#!0.() eE1 .T$1'5%21'- W$X$$J$ BCI6CS ??E'%D ? .% 6-_df1';; DB_@$C%#!0T!"- -;;   0 W$ ? D P 6-BD P X$ ? D P $BD P $ ? D P 6-DB BCJ6J;  ^'-1gh1T'- W$'X$ ? CD E  ? D P J$D P BC6O#L-- -.L"%5!#i1'- 8 T%1'5[ W$@D P X$BD P $YUDB P J$@D P  ? BC/6H^!g! 8 %1'5%21 <#!'-1[ W$L1 16-6-(7 $X$L1 1T$ $L1 1 'U"' $J$L1 1;<j$ BC76B+116-(7 .() ;;W$3+;;W <_ff1';;B ? CD E _@$ 31 W$?PX$EV$VkJ$k? BCD6@ A   U'U N'7#- 9'-P ? P# V $@ A '-  W$ A X$ A $ A J$ A BCE63 %#! Z%1'5%21'- W$O./ !"#$ X$&T8A_ 8 )# $ $1'5%21 %415$ J$H/ 0 $ BCF6\./#<:1 Z;; 5-%-`e1%'%1'56-PV?1 (7 '- W$?dd`l$X$_?`kl$$?dEdl$J$_?`?l$ BCG6HO#L1& '%1'5%21 !".() ffE1'%N6-P_?1 %1'5N $0 #L4 Z1&%1'5%21'- W$'$X$'$$'$J$'$ BCH6?ffD P 8 ;S--67;; B ? CD E 'a.^'"%D ? S 6- ;;  0VfDB$&'()1&.() '- W$_?V$X$_?V$$_Ve$J$_Ve$ 3? BCI6fdP1&   Z%1'58m8 ;S67;;B';(8__?1'% D ? .% $0 #L4 Z1&'- W$BD P X$BD P $ ? D P J$ ? D P BC/J6_ffn)#\1 ? D P 6-BD P  .I%%&'() Zn)#% .o.() Vk p$3-#<lU%&'() Z ? D P 6-BD P '<'()'- W$eElq_Vl$X$_VlqeEl$$P?lqVel$J$VelqP?l$ BC/6P_n)#?%1'5%21N %%II#!<-8 ;S I67(7 .() __?'B ? .% 6-;; %21$&'();;%21'- W$Ee$X$Ee$$?E$J$?E$ BC//6EV16-(7 .() ?ff1';; W$\./1'r' Z;; W '- W$fd@X$_f@$?f@J$_d@ BC/76@&;K1O#L 8 1&'- W$BD P X$'$ ? D P J$X BC/D61'5%21  U'U '7#- 9'- W$ _ X$ ? $ ? # _ J$ ? # d BC/E60 og8 ZT%1'5%21'- W$@DX$@ ? 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D$ X$;; D P 6-;; @' ? $ $;; WD P 6-;; ' ? $J$;; DB6-B' BCD6 ;; DB ? 6-;; BD P  ? "  W$s%6-%IZp$ X$s%"$ $%IZpTO$ J$%IZp.%IZ;<$ BCE6;x==%D ? .I;(6-;; DB ? "  W$s%6-%IZp$ X$s%"$ $%IZpTO$ J$%IZp.%IZ;<$ BCF6;a" 8 %1'5YU$C&%1'5;a"8 ;S.() 67(7 NO ./(R'- W$E$ X$_$ $?$ J$P$ BCG6C!#i15-  %IZ%;; XBD P  ? 8 ;S67;;  W$BD P $ X$B'$ $ ? D P $ J$D P $ BCH6_f11/%1'5%21o8 ;SI67(7 8dV'%.% $3* Z %1'5%21o.'- W$X$ X$@$ $$ J$C$ BCI6$E1%1'5(7 ;(#!0.() '%.% $w8 Z'- W$??E'X$__?'$PPV'J$EEe' BC/J6_f1';; 1&T8 ;S67;;  ? D P ;(8 1/%IZ 's 6-.U1%I!.I'()%.o +'5f?e1 p$&'() ?A _ ';; .<'- W$_f1 X$?f1$ $Pf1$ J$Ef1$ BC/6B-e?1n)#/D P 6-@D P (7  <?f_V'%D ? .% $C& 11n1&.<'- 3d W$?f16-V?1 X$V_16-?_1 $Ef16-E?1 J$_Ee16-V`?1 BC//6Jx_`V1D ? 6-dff1';; DB ? fV@$c!0%I{ .()  *1%IZ[ W$?f1$ X$Pf1$ $Ef1$ J$?d1$ BC/76Jx'D ? .% 6-;; DB ? .() ?d1%IZ6-;; ]. ;; '5*1.() d1%IZ|$w8 Z'- W$`eE' X$__?' $V`?' J$dV' BC/D6c!0! u-5 }./'- W$D P A?B'→' ? 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D P    01"2,3*-(4(5 678*92   : ;,< /!"#$%&'(34(5 $B'B ? CD E 'a>1&AB ? ?W'AVB'>?W'' P APB ? q?W'APB ? CD E >W' ? CD E  P APB ? $B ? CD E .v qBD P >1&A!#i1%4AB ? D 01"2*.=*-    <7> : .?= 7 !"#$%&'(N4(5+(,.NU(c)*vp%*(•5*L,  /W'AYU ? D P >W' ? D P A?YU  !@*-A7.%B-  !"#$%&'(8'" W'%#!067(7 6 '7#1-TW' ? D P !6O I#86Q'7#1-TW'#!0 ?W'AVB ? D>?W'DB P APB ? c!0;='5;W'DB P % / !"#$%&'(#C%#V"*+(h, W'.() ;; %21'-; W' ? D P !6O; '(Q W'#!067(7  ?W'AVB ? D>?W'DB P APB ? W'DB P ;;%21; '(Q W'DB P ADB>W'D ? A?B ? D $%&*-C*/D".3 / 3. /  P ?  / >f€•1‚@  Y*(Z6 W'.00?DTC'  .•W' ? D P $?CD ? $?B ? D1  ? D$W' ? D P $VCD ? TW' ? D P $?B ? D' PY$W'Y P  /9(hC"*Q6HO#L !"W' ? D P ?W' ? D P    → EW'APD ? **2* EA-*<7F!.5"AB5O./ !"qA3:%!:;x.O AX!6OW'%jTNT%% ;<?| 3k |@ |K@ R*"*\5 W' ? D P  .8ƒ%5R* W' ? D P AVB'>?W'' P APB ? D W' ? D P A?DB>?W'D ? AB ? D / `%#$% H\0 ]{ 8 | G W'DB P  p%I5m3;5+ N5Mu% W'DB P  .8ƒ%5R* W'DB P APB'>W'' P APB ? D W'DB P ADB>W'D ? A?B ? D *„…6 !"#$%&  ' ?W'DB P    → W' ? D P APB ? D 01"W'DB P ‡BW'D ? $B ? D J5FJ5TT'1  ()WT"I"IGT    >T15.i"%j1& D ? .i".() & '1%j1& W'D ? AD ? A?B ? D>W'DB P ABD P D ? %+.() W'DB P *#!0;='5N%IZ%Up I4;ST15.i"5%IZ%Up. W'D ? AB'A?B ? D>W'DB P A' W'DB P APB'>W'' P APB ? D |1a  0 #€  / 1 D . / -1 D 2 7 /D / " 1 D 2 / / /  3" A  A  A B E A >#€1  ~;S5MN%8'"-;/1" x>g BC6C&U'U '7#- 9 Z"*4W''- W$E$ X$P$ $_$ J$?$ BC/6W' ? D P #!0.() 67 !;;  W$ ? CD E DB$ X$DBB'$ $'D P $ J$'B ? CD E $ BC76t.+*L%#9)#671'- W$ˆ0_P %?1mmmW$ X$U'U ‰UŠP ? P# _ $ $3^ 5't##(GL1;O$ J$@0 T.v (AP$ BCD61'5W'+*L%#!067;;  W$DB'a$ X$B ? CD E .v /$ $B ? CD E .v $ J$B ? CD E 'a$ BCE6ˆO./(R%1'5W'8 ;S.() 67;;  W$@D P  ? $ X$D P  ? $ $D P $ J$D P  ? $ BCF6"*'O ;9.^!T1'- W$gv#$ X$gvT$ $gv1U$ J$gv.'1$ BCG6y;9;; DB.^#LO.()  8  *O1-.L"[ W$bW' ? D P W'$ X$@$ $@W' ? D P W'$ J$YUW' ? D P @$ BCH61'5#!0.() 67;; DB'- W$W$ X$$ $YU$ J$W'$ BCI6  '(Q'- W$'$ X$W'DB P $ $W'' P $ J$DB$ 3_f [...]... AlCl3 tác dụng với dd NaOH dư, lấy kết tủa thu được nung khan trong không khí đến khối lượng không đổi , chất rắn thu được là A FeO và Al2O3 B Fe2O3 và Al2O3 C Fe2O3 D FeO Câu 5 : Cặp kim lọai có tính chất bền trong không khí , nước nhờ có lớp oxit rất mỏng bảo vệ là A Fe và Al B Fe và Cr C Al và Cr D Mn và Al Câu 6 : Không thể điều chế Cu từ CuSO4 bằng cách A điện phân nóng chảy muối... 21,3 gam B 12, 3 gam C 13,2 gam D 23,1 gam Câu 19: 31,2 gam hỗn hợp bột Al và Al 2O3 tác dụng với dung dịch NaOH dư thoát ra 13,44 lít khí (đktc) Khối lượng mỗi chất trong hỗn hợp đầu là A 21,6 gam Al và 9,6 gam Al2O3 B 5,4 gam Al và 25,8 gam Al2O3 C 16,2 gam Al và 15,0 gam Al2O3 D 10,8 gam Al và 20,4 gam Al2O3 Câu 20: Xử lý 9 gam hợp kim nhôm bằng dung dịch NaOH đặc, nóng (dư) thoát ra 10,08... bHNO3  cAl(NO3)3 + dNO + eH2O → Hệ số a, b, c, d, e là các số nguyên, tối giản Tổng (a + b) bằng: A 5 B 4 C 7 D 6 Câu 11: Chất không có tính chất lưỡng tính là: A NaHCO3 B AlCl3 C Al(OH)3 D Al2O3 Câu 12: Phản ứng hóa học xảy ra trong trường hợp nào dưới đây không thuộc loại phản ứng nhiệt nhôm? A Al tác dụng với Fe2O3 nung nóng B Al tác dụng với Cr2O3 nung nóng C Al tác dụng với Fe3O4... thóat ra ( đktc ) Thể tích khí CO tham gia phản ứng là A 1 ,12 lít B 2,24 lít C 3,36 lít D 4,48 lít Câu 9: Khử hòan tòan 17,6 g hỗn hợp X gồm Fe , FeO , Fe2O3 cần 2,24 lít CO ( đktc ) Khối lượng Fe thu được là A.5,6g B 6,72g C 16,0g D.11,2g Trang 12 Câu 10 : Nhiệt phân hòan tòan 9,4g muối nitrat của một kim lọai thu được 4g oxit Công thức phân tử của muối nitrat là A Fe(NO3)3 B Cu(NO3)2 C... chất rắn khan thu được là A 9,4 gam B 9,5 gam C 9,6 gam D 9,8 gam Câu 16 : Nguyên liệu chủ yếu sản xuất Al trong công nghiệp là A đất sét B quặng boxit C mica D cao lanh Câu 17 : Trộn 8,1 gam bột Al với 48 gam bột Fe 2O3 rồi tiến hành phản ứng nhiệt nhôm trong điều kiện không có không khí , kết thúc thí nghiệm lượng chất rắn thu được là A 61,5 gam B 65,1 gam C 56,1 gam D 51,6 gam Câu 18 : Nhiệt... có kết tủa keo trắng D không có kết tủa, có khí bay lên Câu 14: Sục khí CO2 đến dư vào dung dịch NaAlO2 Hiện tượng xảy ra là A có kết tủa nâu đỏ B có kết tủa keo trắng, sau đó kết tủa lại tan C có kết tủa keo trắng D dung dịch vẫn trong suốt Câu 15: Cho 2,7 gam Al tác dụng hoàn toàn với dung dịch NaOH dư Sau khi phản ứng kết thúc, thể tích khí H2 (ở đktc) thoát ra là (Cho Al = 27)... ứng:Al + H2O + NaOH → NaAlO2 + 3/2H2 Chất tham gia phản ứng đóng vai trò chất oxi hoá là chất nào? A Al B H2O C NaOH D NaAlO2 Câu 25: Để làm kết tủa hoàn toàn nhôm hiđroxit từ dung dịch Al 2(SO4)3 cần dùng một lượng dư dung dịch: A BaCl2 B NaOH C Ca(OH) 2 D NH3 Đáp án Câu 1 B Câu 11 B Câu 21 A Câu 2 B` Câu 12 D Câu 22 B Câu 3 A Câu 13 B Câu 23 D Câu 4 B Câu 14 C Câu 24 B Câu 5 D Câu 15 A Câu... nguyên tố X có tổng số hạt cơ bản bằng 82 , trong đó số hạt mang địên nhiều hơn số hạt không mang điện là 22 X là kim lọai A Fe B Mg C Ca D Al 0 Câu 2 : Cho Fe tác dụng với H2O ở nhiệt độ nhỏ hơn 570 c , sản phẩm thu được là A Fe3O4 và H2 B Fe2O3 và H2 C FeO và H2 D Fe(OH)3 và H2 Câu 3 : Câu nào sau đây không đúng A Fe tan trong dung dịch CuSO4 B Fe tan trong dung dịch FeCl3 C Fe tan trong dung... Cu(NO3)2 C KNO3 D AgNO3 Câu 11: Điện phân nóng chảy hòan tòan 19 gam muối MCl 2 , thu được 4,48 lít khí ( dktc ) ở anot M là kim lọai nào trong các kim lọai cho dưới đây A Ca B Mg C Ba D Be Câu 12 : Chất nào dưới đây thường dùng làm mềm nước cứng vĩnh cửu A Na2CO3 B CaO C Ca(OH) 2 D HCl Câu 13 : Hòa tan hòan tòan m gam Al vào dung dịch HNO 3 rất lõang , thu được hỗn hợp khí gồm 0,1 mol NO... gam Al và 15,0 gam Al2O3 D 10,8 gam Al và 20,4 gam Al2O3 Câu 20: Xử lý 9 gam hợp kim nhôm bằng dung dịch NaOH đặc, nóng (dư) thoát ra 10,08 lít khí (đktc), còn các thành phần khác của hợp kim không phản ứng Thành phần % của Al trong hợp kim là A 75% B 80% C 90% D 60% Câu 21: Hòa tan hoàn toàn hợp kim Al - Mg trong dung dịch HCl, thu được 8,96 lít khí H 2 (đktc) Nếu cũng cho một lượng hợp .             !"#$ %&'()*+,'- ./ 0# 121 '-   3%415 67 8 %1'5 9. 3%4:;<=>  !"#$%&'()*(+(,-. / 0 / 0 12 / !"#$%&'(34(56      ?@A?B' → ?@'AB ? ?@AB ? 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