Ôn luyện về Nhôm - Crôm

ÔN LUYỆN NHÔM - CRÔM Câu 1:      !"#$% &'()*+#+,'-.$/,0$ 12'*3 42.560 47%860/,/29.:; < 4 = > ? /@ = 4> A /@ = 4 = > B C 4 = > ? /! = 4> A /! = 4 = > B 4 4 = > ? /@ = 4 = > B /@ = 4> A D 4 = > ? /! = 4 = > B /! = 4> A Câu 2: 4EF*G#+';<H<HCH4H<H@<> = 40</C/49.: < <I>JK ? /<4 ? /< = IL> A K ? C < = > ? /<4 ? /<I>JK ?  4 @<> = /<I>JK ? /< = > ?  D <4 ? /<I>JK ? /< = > ? Câu 3:D#0E*8#**.:@>JM < @/</< = > ? C <I>JK ? /I>JK = /@>J 4 4> ? /</4> D !>J/44> ? /4I>JK = Câu 4:4A1;/</4/! 4"9)01.F7  < !/4//< C <//4/! 4 /</4/! D 4//!/< Câu 5:B-09:JNO:%G</PQJ = L> A I.K L0%"7"# /*.: 4CI>JK = I.K/*.:, @, )*R.:*S/*.:T2 < O:%G< = > ? PQ = > ? C O:%GCL> A PQ> 4 O:%GCL> A PQ = > ? D PQ = > ? Câu 6-B-09:@'O:%G<PQ ? > A *U') L%" 7"#/*.:O:%T 40$@>JI.K*.: ,/T2?/?V))J = IW*K L)4> = I.K,/*.:?X Y0  < AZ/? C [B/\ 4 A[/V D ?V/B Câu 7: 47%]^; < 4 = IL> A K ? ! = L> A _=J = > C 4 = IL> A K ? ! = L> A =AJ = > 4 =4 = IL> A K ? ! = L> A _=J = >  D 4 = IL> A K ? =! = L> A =AJ = > Câu 8: D#`1*a$J@> ? /J = L> A *(a; < </PQ/4 C </</2 4 @/4/L D </</@ Câu 9:bcUER8d.$%.FcE I@J A K = 4 = > B →@ = e J = >e4 = > ? < _C =4 AD Z Câu 10: bSUER%.Fc%"7E; ! = 4 = > B e J4→ 44 ? e !4e 4 = e J = > < =A C =[ 4 =V D =X Câu 11: f"7E*8#"#.$; < ?PQ =e e=4=4 ?e e?PQC !e4  =e    !  e e4  4 =PQ ?e e4=PQ =e e4 =e D =PQ ?e ePQ?PQ =e  Câu 12: D#!1*8#'+*g#3R4I@> ? K = M < PQ/ C 2/ 4 L/< D </  Câu 13: b%"7;! = 4 = > B eJ4H44 ? e4 = e!4eJ = > LR%86J4*'N6d9SER%86J4%"7 Y0 A. ?h_A B. _hB C.  ?hB D. AhB  Câu 14:f0+E*8#không*iEE0)'jM < @**a'J = L> A *(a C @')61F 4 @*%"7$J4QklUER  D @*).$ Câu 15: f0+E*8#không*iM < b.m/R4InnnK')6001#+R4IonK C Df  =e hf*7.$=J  e hJ = #*p  0pf-%"7$J4  / "%')J =  4 4>'0$@J ? &  4>/**.:4 D <%"7$J = L> A .%"7$J = L> A *&  ' Câu 16 ;4_/[VO:%G<< = > ? %"7$J4I.K/*.:o))J = I*K @3qq@J ? *.*.:/j.:/ *R.:*S*.:=/\AT Y0o < \/VB= C  \/==A 4 \/AAZ D _/?AA Câu 17 ;f0+E*8#không*iM < 4IonKrF  C <Q#R0#%i$4> ? 4 !%"7$J4/1404 =e D 4InnnKInnnK**').s) Câu 18;4a%"7$J4I.K*.:o))J = I*K ( 0tap%"7$)> = I.K*.:_[/=# Y0 o < =/=A C A/AZ 4 ?/?V D V/B= Câu 19: Cho muối X vào dung dịch AlCl 3 , thấy có kết tủa trắng dạng keo và khí Y bay lên. Khí Y không làm mất màu dung dịch Br 2 nhưng tạo kết tủa trắng khi sục vào dung dịch vôi trong. Mặt khác, nhúng đũa Pt vào muối X và hơ trên ngọn lửa đèn khí ngọn lửa có màu tím. Muối X là A. Na 2 SO 3 . B. K 2 SO 3 . C. K 2 CO 3 . D. Na 2 CO 3 . Câu 20: Hòa tan hoàn toàn 30 gam hỗn hợp X gồm Mg, Al, Zn trong dung dịch HNO 3 , thu được dung dịch Y và hỗn hợp gồm 0,1 mol N 2 O và 0,1 mol NO. Cô cạn dung dịch sau phản ứng thu được 127 gam hỗn hợp muối khan. Vậy số mol HNO 3 đã bị khử trong phản ứng trên là A. 0,40 mol. B. 0,35 mol. C. 0,45 mol. D. 0,30 mol. Câu 21: Để oxi hóa hoàn toàn 0,01 mol CrCl 3 thành K 2 CrO 4 bằng Cl 2 khi có mặt KOH, lượng tối thiểu Cl 2 và KOH tương ứng là A. 0,015 mol và 0,08 mol. B. 0,015 mol và 0,04 mol. C. 0,030 mol và 0,04 mol. D. 0,030 mol và 0,08 mol. Câu 22: 4'0jpU*0;<4 ? /24 = PQL> A PQI@> ? K ? @4 4lk .$*8#*+%8U0jpM < @ = 4> ?   C CI>JK =  4 @J ?   D @>J Câu 23 : f0+không đúng ; A.J:%4InnK')6*(.N:%4IonK')'1 B  40:%4 = > ? /4I>JK ? /4>/4I>JK = *').s)  C.40:%4>/4I>JK = 0*.:$J4N4> ? 0*.:$ @>J  D.bpR*/R##+R Câu 24: uR'aO:%Ga<aPQ ? > A .m') L%" 7"#*.:O:% 40$@>J.*.:)J = #p ov#S:%'`E; < </PQ/PQ ? > A /< = > ?  C </PQ/< = > ?  4 </PQ/PQ = > ? /< = > ?  D </PQ/PQ>/< = > ? Câu 25: (CĐ08)4#0;4I>JK ? /< = IL> A K ? /I>JK = /2I>JK = />/4> ? LR#' ).s) A. [  B. =  C. ?  D. A. Câu 26:(CĐ08) 4_?/[O:%01</4/PQ0$.:.J = L> A  'I*U')K/*.:B/ZA))J = IW*K 41 I*U')K*.:R Y0 A. A=/V  B. A[/[  C. AZ/Z  D.  AB/_  Câu 27 : f0+không đúng ; A.J:%4InnK')6*(.N:%4IonK')'1 B  40:%4 = > ? /4I>JK ? /4>/4I>JK = *').s)  C.40:%4>/4I>JK = 0*.:$J4N4> ? 0*.:$@>J  D.bpR*/R##+R Câu 28-ĐHA-09:4?/VZO:%G<20$a.:q*J = L> A _\w *.:=/=A))J = IW*K !R.:*.:E%"7 < _\_/AZ C _\_/VZ 4 XB/Z\ D ZZ/=\ Câu 29-ĐHA-09:4?/\=Aa1J@> ? /*.:XA\/Z) @  > # IE"%g6#/W*K'lR*R$J = d== !)@  > # 1 < @> C @ = >< 4 @ = >PQ D @> = < Câu 30-ĐHA-09:4'&*pU&RU;I@J A K = L> A /PQ4 = /4I@> ? K ? / ! = 4> ? /<I@> ? K ? 4CI>JK = *.&p L%"7i/ERR U' < [  C = 4 A D ?  Câu 31-ĐHB-09:JNO:%G</PQJ = L> A I.K L0%"7 "#/*.: 4CI>JK = I.K/*.:, @,)*R.:*S/*.:T2 < O:%G< = > ? PQ = > ? C O:%GCL> A PQ> 4 O:%GCL> A PQ = > ? D PQ = > ? Câu 32-ĐHB-09: 4EF*G#+0`0:% (Cl KOH) H SO (FeSO H SO ) KOH 2 2 4 4 2 4 3 Cr(OH) X Y Z T + + + + + +   →     →   →     → 40/,/2/bQ7; < !4> = x! = 4> A x! = 4 = > B x4 = IL> A K ?  C ! = 4> A x!4> = x! = 4 = > B x4 = IL> A K ? 4 !4> = x! = 4 = > B x! = 4> A x4L> A D !4> = x! = 4 = > B x! = 4> A x4 = IL> A K ? Câu 33. 4O:%<G</2/ uQ0=Z/V<d.*.:AA/V O:%C JCJ4*.:D 41D *.:O:%R < XX/V C AX/Z 4 BA/B  D _\\/Z Câu 34. JO:%G< = > ? 4?0$J4."%'o))I*K D *.:0$@J ? ./j*.:A/_=a o'0; < _/_=) C _/?AA) 4 _/[VZ) D =/\_V) Câu 35. JO:%<G/</PQ/2 4=<0$J4."%'\/_) 4=<0$).*.:[/BV?O:%R wR.:PQ< < Z/Aw C _V/Zw 4 _X/=w D ==/Aw  Câu 36. ba\/Z_a$aPQ = > ? 4>G*R'*+%"7U *.:O:%< J<J@> ? *'*.:o))@>IE"%g6 #KW* Y0o < \/==A) C \/VB=) 4 =/=A) D V/B=) Câu 37. JN_[O:%G1<,GJ@> ? J = L> A *( *.:\/_O)L> = /@>/@> = /@ = > f9&R.:< < V?w C ?Vw 4 [\w D AVw Câu 38. 4_/?[O:%G4//<0$J@> ? *.:O:%) G\/\_@>\/\A@> = b)R.:R1 < _\/\Z C V/[X 4 [/VX D [/XV Câu 39 . 4?1</PQ/4=)J@> ? %"7q**.:_/BX=))I*K G@ = @> = 'lRFE$JQdX/=[ @G*ah)J@> ? *9 < \/=Z C _/A 4 _/B D _/= Câu 40. 4_/?[O:%<G4//<0$J@> ? .*.:_/_=)@>@> = I*K' R.:cA=/Z bSR.:RE; < X/V[ C B/=Z 4 A/=A D [/VX  Câu 41. J<J@> ? *.:O:%G\/\_[)@ = > \/\_)@>I%"71@J A @> ? K Y0 < _?/[ C ?/BZ 4 \/Z_ D Z/_ Câu 42.aO:%Ga1<*.:%9d; ^Phần 1;0$J4.*.:?/?V)J =  ^Phần 2;J@> ? .*.:o)a)/08)I0 +))**W*K Y0o; < =/=A) C ?/?V) 4 A/AZ) D [/V) Câu 43. DG<@> ? 4I@> ? K = 'kG*a y#a.:O:%G\/\?<x \/\[PQ_\\$)%"7i*.:T,7? 1 4,J4."%'\/\B) @G*aR < \/? C \/A 4 \/A= D \/A[ Câu 44. 4_/?[O:%4//<0$J@> ? .*.:ZXVO:%G@>@> = ' M 42= b)SR.:REI)W*K < X/A_ C _\/\Z 4 [/\B D Z/_[ Câu 45. JNA/A?O:%<J@> ? *.:<_/[VZ)I*K O:%)I*K'R.:=/[X*''a)'8 ) b)ERJ@> ? *%"7 < \/[_ C < \/A[ 4 \/[[ D \/AX  Câu 46. JNO:%G1dJ@> ? *.:_/_=)O:% )DI*KG@> = @> blRFDE$*d_Z/= b)+)R+J@> ? ?B/ZwIz_/=A=hK9k < =\/_Z C __/_= 4 =_/AB D ?V/B Câu 47.JNV/=[O:%2<=B[J@> ? *.:</TC G01.8(=/[_V_/_=)O:%)DIW*KG@>@> = blR O:%DE$J = _V/B[ b)G*ahJ@> ? )R.:R*.: 1E%"7 < \/V[__/BXA C \/V[_=/?[ 4 \/B[__/BXA D \/[[_= ?[ Câu 48. JNB/BAaO:%G/<d[\\GJ = L> A \/=Z J4_*.:Z/B?V)J = I*K bpo)7*Gm@>J_CI>JK = \/[*.:.:$  KLRR*.: < ?Z/X? C ?Z/X[ 4 ?Z/XB D ?Z/X_ Kb+)o < \/?X) C \/A) 4 \/A_) D \/A=) Ky.: < [A/\= C [?/XZ 4 [?/V= D [?/XA Câu 49. 4_=/XO:%<%"7$O:%J@> ? J = L> A I*('K *.:\/_O)L> = /@>/@> = 41E%"7R.:R*.:; < ?_/[ C ?B/B 4 AB/? D ?A/X Câu 50. JO:%G@< ^b)U_;@0$J = >.c*.:o _ )J = ^b)U=;0$@>J.c*.:o = )J = 40)*Wk*U {U`o _ o =  < o _ zo = C o _ |o = 4 o _ }o = D o _ ≤ o =   Câu 51-CD09;JZ/ZV=O:%G<J@> ? / *.:?/_?V)IW*KO:%,G)/*''a)08 ) !R.:,[/_Z 4@>JI.K*'/' )k0 f9&R.:<O:%*9 < _=/Z\w C _[/=[w 4 _\/[=w D _X/[?w Câu 52. a'7@>J\/?@<> = /qqJ4= p*q*.:_[/Vcq1#*k[\\J4 Y0 < _= C ?= 4 _V D == Câu 53. 4'7< = IL> A K ? 7@>J/*U*+*.: $~9.:; < z?•A C zA•[ 4 zV|B D zV•Z  . ÔN LUYỆN NHÔM - CRÔM Câu 1:     . O:%GCL> A PQ> 4 O:%GCL> A PQ = > ? D PQ = > ? Câu 6-B-09:@'O:%G<PQ ? > A *U'). 40:%4 = > ? /4I>JK ? /4>/4I>JK = *').s)  C.40:%4>/4I>JK = 0*.:$J4N4> ? 0*.:$@>J  D.bpR*/R##+R Câu 2 8- HA-09:4?/VZO:%G<20$a.:q*J = L> A _w *.:=/=A))J = IW*K