  Lý  Hóa  Sinh   Anh   1/15

              
Cu=64; Ag=108; C=12; N=14; O=16; S=32; Cl=35,5. Câu 1 (ID: 83316).       NaOH 0,4M thu 
12,096 lít khí H
2
(
2

X thu 
A. 23,40 gam B. 21,06 gam C. 34,32 gam D. 24,96 gam


Na + H2O -> NaOH + 1/2H2
x x 1/2x
Al + NaOH + H2O -> NaAlO2 + 3/2H2
y y y 1,5y

x + 0,2 = y
0,5x + 1,5y = 12,096 : 22,4
=> x = 0,12

Thời gian làm bài: 90 phút
(Đề thi có 05 trang)

SỞ GIÁO DỤC VÀ ĐÀO TẠO TP. HCM
TRƯỜNG THPT ÂU LẠC
MÃ ĐỀ 715

  Lý  Hóa  Sinh   Anh   2/15

Câu 3 (ID: 83613). 
(1) 3Cu + 8H
+
+ 2NO
3
-
 3Cu
2+
+ 2NO + 4H
2
O
(2) Cu + 2H
+
+
1
O
2
 Cu

2+
+ MnO
4
-
+ 8H
+
 5Fe
3+
+ Mn
2+
+ 4H
2
O
(6) MnO
2
+ 4H
+
+ 2Cl
-
 Mn
2+
+ Cl
2
+ 2H
2
O
ó H
+

A. 5 B. 3 C. 4 D. 2

O  Na
2
SO
4
+ Y + Z (2) Y + Na[Al(OH)
4
]  Z + NaHCO
3


2

A. Al(NO
3
)
3
; Al(OH)
3
; CO
2
B. Al
2
(SO
4
)
3
; CO
2
, Al(OH)
3

2

3

(3) 
4

(4) Cho AgNO
3

3
PO
4
.
(5) 
(6) 
3

(7) 
3

3
và CuCl
2
.
(8) Cho CaCl
2
vào d
2
HPO

3
)
2


hí thu 
 
ây là úng?
A. 
B. 
3
)
2
tr
C. 
2

D. 


Anot: 2Cl- - 2e -> Cl2
2H2O  4e -> 4H+ + O2
Catot: Cu2+ + 2e -> 2OH- + H2
Ts: 4 = 0,2
2Ts -
Sau 2ts: nO2 = (0,4-0,12)/4 = 0,07
  0,02.2)/2 = 0,18
 A

Câu 9 (ID: 83637). 

(4) 
4
/H
2
SO
4
.
(5) 
2

(6) 
(7) 
2

(8) 
2

2



A. 5 B. 4 C. 3 D. 6





Câu 11 (ID: 83647). 
(1) P + O2 


3NaOH + AlCl3 -> Al(OH)3 + 3NaCl
y 3a

Al(OH)3 + NaOH -> NaAlO2+2H2O
3a 4z
- (0,74 - 2x) = 2a (1)
- (0,695 -2x) = 3a
- 0,695 = 0,045

  Lý  Hóa  Sinh   Anh   6/15

- 2x) = 4y - (0,695 - 2x) (2)

4y + 2x = 0,83
12y + 8x = 2,74
=> x= 0,125 và y = 0,145

Câu 13 (ID: 83685). 
2
O
3
và CuO

2


3


A. 94,56 gam B. 86,68 gam C. 88,65 gam D. 90,62 gam

4
và 
X  
3
 X thu 

  Lý  Hóa  Sinh   Anh   7/15


3
-
. Giá 
là.
A. 81,84 gam B. 68,88 gam C. 77,52 gam D. 79,68 gam



thêm NO3- 
Fe3O4 + 8HCl -> FeCl2 + 2FeCl3 + 4H2O
a 8a a 2a
2FeCl3 + Cu -> CuCl2 + 2FeCl2
2a a a 2a
- 8a mol HCl và a mol Cu
=> b = a + 0,12


3Cu + 8H+ + 2NO3  3Cu2+ + 2NO + 4H2O
0,06 0,16
- 
và 0,48 mol AgCl

.
(3) Cho Al
2
S
3

(4) Cho Ca(OH)
2

(5) 
2
(SO
4
)
3

(6) 
2

2
SiO
3
.
(7) 
2
vào dung 
2
.
(8) 
3





[Cu(CH3NH2)4](OH)2
.
2CH3NH2 + CuCl2 + H2O  Cu(OH)2 + 2CH3NH3Cl
Cu(OH)2 + 4CH3NH2  [Cu(CH3NH2)4](OH)2


Câu 18 (ID: 83718). 
(1) FeCO
3
+ HCl  khí X
1
(2) KClO
3
 khí X
2

(2) MnO
2
+ HCl  khí X
3
(4) NH
4
Cl + Na[Al(OH)
4
]  khí X
4

2
ch AgNO
3
0,8M thu 

A. 63,20 gam B. 80,48 gam C. 45,92 gam D. 54,88 gam

Ta có nFe2+ = 0,16
nAgNO3 = 0,48
Ta có: Fe2+ + Ag+ -> Fe3+ + Ag
=> nAg = 0,16 mol
nAgCl = 0,32 mol
=> m = 63,2
   Lý  Hóa  Sinh   Anh   9/15

Câu 20 (ID: 83721). 
(1) 
4
].
(2) 
2

2
.
(3) 
3
trong NH



Câu 21 (ID: 83722). 
2
và
O
2
thu 

3


2





A. 80% B. 50% C. 60% D. 75%
Ta có nFe = 0,18; nMg = 0,15


Ta có: x + y = 0,18
2x + 3y + 0,5.2 = (119,12 - 108.x) : 143,5
- mAg, mAg tính thông

=> x = 0,04 => y = 0,14 mol

4a + 2b = 0,04.2 + 0,14.3 + 0,15.2 = 0,8
=> a = 0,08 và b = 0,24

; H
2
S; FeCO
3


2
SO
4
 
A. 6 B. 7 C. 5 D. 4
 Fe(NO
3
)
2
; NaI; K
2
SO
3
; Fe
3
O
4
; H
2
S; FeCO
3




2
SiO
3
+ H
2
.
D. SiO
2
+ HCl (
t0
SiCl
4
+ H
2
O




Câu 25 (ID: 83757). ây là úng?
A. Al + HNO
3
( Al(NO
3
)
3
+ N
2
O + H
2


3
28% thu 

A. 0,35 B. 0,30 C. 0,40 D. 0,36

  Lý  Hóa  Sinh   Anh   11/15

Ta có nH2SO4 = 0,55 mol
-


Vì c
3X + 8HNO3 -> 3X(NO3)2 + 2NO + 4H2O (1)


Câu 27 (ID: 83789). 
3
)
2
0,75M và AgNO
3
1M.
 ây là úng.
A. 
3

B. 
3


D. 
4
)
2
HPO
4
và NH
4
H
2
PO
4
.

 
chua phèn

Câu 29 (ID: 83791). ây là sai?.
A. 
2
S
3

B. 
C. 
3
và H
2
SO
4

.
(3) 
2
.
(4) 
2
.
(5) 
3


A. 1 B. 2 C. 3 D. 4
 
 Câu 32 (ID: 83794). Cho 8,64 

 +

2
(ktc).
+ 
3

4
NO
3
) và


4

2

A. FeCO
3
B. FeS C. Cu
2
S D. CuS


=> Cu2S
 Câu 34 (ID: 83796).    ây thu 
Fe
3+
?

A. Cho Fe
2
O
3

B. 
2
thu 
C. 
3


ý D sai, nguyên nhân chính là CO2


Câu 36 (ID: 83798). 
3
)
3

NO thoát ra

A. y = 2,4x B. y = 2x C. x = 4,8y D. y = 4x

Fe + 4H+ + NO3- -> Fe3+ + NO + 2H2O
x y
=> y = 4x


Câu 37 (ID: 83799). 
(1) -2.

  Lý  Hóa  Sinh   Anh   14/15

(2) n tính oxi hóa.
(3) 
-
, Br
-
, Cl
-


A. 27,82% B. 28,32% C. 28,46% D. 27,54%



Fe3O4+8HCl > FeCl2 + 2FeCl3+4H2O
Cu+ 2Fe3+ > Cu2+ + 2Fe2+
mX=135a+127.3a=61,92g => a=0,12


- (0,12.2+0,36.3+x)=0,18-x
-(0,18-x)=1,32+x
-x mol NaOH
-x)+69(1,32+x)=100,6 => x= 0,08


-0,08-0,12.2-0,36.3=0,2


  Lý  Hóa  Sinh   Anh   15/15

=> a=0,08 , b=0,12
-m khí = 307,6 g
C%Fe(NO3)3= 0,36.242/307,6=28,32%


Câu 39 (ID: 83801). 
(1) 
(2) 
(3) 