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a) \(2Fe\left(OH\right)_3\underrightarrow{to}Fe_2O_3+3H_2O\)
b) \(Cu\left(OH\right)_2\underrightarrow{to}CuO+H_2O\)
c) \(2AgCl\underrightarrow{to}2Ag+Cl_2\)
d) \(2KClO_3\underrightarrow{to}2KCl+3O_2\)
e) \(CaCO_3\underrightarrow{to}CaO+CO_2\)
f) \(2AgCl\underrightarrow{to}2Ag+Cl_2\)
\(3I_2+6KOH\rightarrow KIO_3+3H_2O+5KI\)
\(Br_2+2KI\rightarrow I_2+2KBr\)
\(Cl_2+2KBr\rightarrow Br_2+2KCl\)
\(Br_2+2Na\rightarrow2NaBr\)
\(Cl_2+2NaBr\rightarrow Br_2+2NaCl\)
\(2H_2O+2NaCl\rightarrow Cl_2+H_2+2NaOH\)
\(3Cl_2+6KOH\rightarrow3H_2O+5KCl+KClO_3\)
\(2KClO_3\rightarrow2KCl+3O_2\)
\(2H_2O+2KCl\rightarrow Cl_2+H_2+2KOH\)
\(2KMnO_4+16HCl\rightarrow2KCl+2MnCl_2+5Cl_2+8H_2O\)
\(2Na+Cl_2\rightarrow2NaCl\)
\(2NaCl+H_2SO_4\rightarrow Na_2SO_4+2HCl\)
\(Mg+2HCl\rightarrow MgCl_2+H_2\)
\(MgCl_2+2AgNO_3\rightarrow2AgCl+Mg\left(NO_3\right)_2\)
\(2AgCl\rightarrow2Ag+Cl_2\)
a) 4HCl + MnO2 --> MnCl2 + Cl2 +2H2O
2Fe + 3Cl2 ---> 2FeCl3
FeCl3 + 3NaOH --> Fe(OH)3 + 3NaCl
NaCl + H2SO4 đ---> NaHSO4 + HCl
2HCl + CuO ---> CuCl2 + H2O
CuCl2 +2AgNO3 ---> Cu(NO3)2 + 2AgCl
b) 2KMnO4 + 16HCl ---> 2KCl + 2MnCL2 +5Cl2 +8H2O
Cl2 + H2--->2HCl
6HCl + Fe2O3 ---> 2FeCl3 +3H2O
FeCl3 + 3AgNO3 --> Fe(NO3)3 +3AgCl
2AgCl --to---> 2Ag + Cl2
Cl2 + 2NaBr ---> 2NaCl + Br2
Br2 + 2NaI --> 2NaBr + I2
I2 +Zn --to--> ZnI2
ZnI2 + 2NaOH --> Zn(OH)2 +2NaI
c) 2KCl ---dpnc--> 2K + Cl2
Cl2 + 2KOH --> KCl + KClO + H2O
4KClO --> KClO3 +3 KCl
4KClO3 ---> 3KClO4 + KCl
3KClO4 + 8Al ---> 4Al2O3 + 3KCl
KCl + AgNO3 --> AgCl + KNO3
d) 3Cl2 + 6KOH ---> KClO3 + 5KCl +3H2O
2KClO3 ---> 2KCl +#O2
2KCl --> 2K + Cl2
2Cl2 + Ca(OH)2 ---> CaCl2 +Ca(ClO)2
Ca(ClO)2 ---> CaCl2 + O2
CaCl2 ---> Ca + Cl2
Cl2 ra O2 ????
e)6HCl + KClO3 ---> KCl +3Cl2 +3H2O
3Cl2 +6KOH --> 5KCl + KClO +3 H2O
2KClO3 --> 2KCl + 3O2
2KCl --> 2K + CL2
CL2 +H2 --> 2HCl
2HCl +Fe--> FeCl2 + H2
Cl2 + 2FeCl2 -->2FeCl3
FeCl3 +3NaOH --> Fe(OH)3 +3NaCl
a. MnO2 +4HCl→Cl2+2H2O+MnCl2
2Fe+3Cl2→2FeCl3
FeCl3+3NaOH → Fe(OH)3 +3NaCl
Fe(OH)3+3NaCl→ FeCl3 +3NaOH
FeCl3+3AgNO3→3AgCl+Fe(NO3)3
2AgCl→Cl2+2Ag
b. 2KMnO4 +16HCl→ 5Cl2+8H2O+2KCl+2MnCl2
Cl2+H2→2HCl
CuO+2HCl→CuCl2+H2O
CuCl2+Ba(OH)2→ BaCl2+Cu(OH)2
BaCl2+H2SO4→ BaSO4.+2HCl
c.2 NaCl+H2SO4→ 2HCl +Na2SO4
2HCl→ Cl2 +H2
3Cl2+2Fe→ 2FeCl3
FeCl3+3NaOH →3NaCl +Fe(OH)3
2NaCl+2H2O→2NaOH+Cl2+H2
NaOH+HCl→NaCl+H2O
2NaCl→Cl2+2Na
Cl2+Ca →CaCl2
CaCl2+2AgNO3→2AgCl +Ca(NO3)2
2AgCl→2Ag+Cl2
3Cl2 + 2Fe -> 2FeCl3
2FeCl2 + Cl2 -> 2FeCl3
NaBr + I2 -> NaBr + I2 (không phản ứng)
3Br2 + 2Al -> 2AlBr3
1:3Cl2+2Fe--->2FeCl3
2:2FeCl2+Cl2--->2FeCl3
3:NaBr+I2---> hình như ko có
4:2Ag+Cl2--->2AgCl kết tủa
5:3Br2+2Al--->2AlBr3
3 ý cuối:
2KNO3 + 3C + S \(\rightarrow\)K2S + 3CO2 + N2
(5x-2y)Al +(18x-6y) HNO3 \(\rightarrow\) (5x-2y)Al(NO3)3 +3 NxOy + (9x-3y)H2O
2FexOy + (6x-2y)H2SO4\(\rightarrow\)xFe2(SO4)3 + (3x-2y)SO2 +(6x-2y) H2O
KClO3 => (to) KCl + 3/2 O2
O2 + 2H2 => (to) 2H2O
2H2O => (to) 2H2 + O2
O2 + S => (to) SO2
SO2 + H2O => H2SO3 (pứ hai chiều)
SO2 + 2H2S => 3S + 2H2O
10S + 20HNO3 => 10SO2 + 20NO2 + H2O
HNO3 + K => KNO3 + 1/2 H2
KNO3 => (to) KNO2 + 1/2 O2
1/2 O2 + H2O => H2O2
H2O2 + KNO2 => KNO3 + H2O
Br2 + 2KClO3 \(\xrightarrow[]{t^o}\) 2KBrO3 + Cl2
Fe + Cl2 \(\xrightarrow[]{t^o}\) FeCl3
3NaOH + FeCl3 \(\rightarrow\) 3NaCl + Fe(OH)3
NaCl + H2SO4 \(\rightarrow\) NaHSO4 + HCl
CuO + 2HCl \(\rightarrow\) CuCl2 + H2O
2AgNO3 + CuCl2\(\xrightarrow[]{t^o}\) 2AgCl + Cu(NO3)2
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