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![](https://rs.olm.vn/images/avt/0.png?1311)
a, \(CuO+H_2\underrightarrow{t^o}Cu+H_2O\)
b, \(CO_2+2NaOH\rightarrow Na_2CO_3+H_2O\)
c, \(Zn+2HCl\rightarrow ZnCl_2+H_2\)
d, \(4Al+3O_2\underrightarrow{t^o}2Al_2O_3\)
e, \(2NaOH+CuSO_4\rightarrow Na_2SO_4+Cu\left(OH\right)_2\)
f, \(Al_2O_3+2NaOH\rightarrow2NaAlO_2+H_2O\)
g, \(2Fe\left(OH\right)_3\underrightarrow{t^o}Fe_2O_3+3H_2O\)
h, \(2H_3PO_4+3Ca\left(OH\right)_2\rightarrow Ca_3\left(PO_4\right)_2+6H_2O\)
i, \(BaCl_2+2AgNO_3\rightarrow2AgCl+Ba\left(NO_3\right)_2\)
k, \(2FeO+4H_2SO_{4đ}\rightarrow Fe_2\left(SO_4\right)_3+SO_2+4H_2O\)
Bạn tham khảo nhé!
![](https://rs.olm.vn/images/avt/0.png?1311)
a, CuO + Cu --> Cu2O
b, 4FeO + O2 --> 2Fe2O3 ( thêm đk nhiệt độ)
c, Fe + 2HCl --> FeCl2 + H2
d, 2Na + H2SO4 --> Na2SO4 + H2
e, 2NaOH + CuSO4 --> Cu(OH)2 + Na2SO4
f, Na2CO3 + Ca(OH)2 --> CaCO3 + 2NaOH
g, 2Fe(OH)3 --> Fe2O3 + 3H2O
h, CaO + 2HNO3 --> Ca(NO3)2 + H2O
i, 2Fe(OH)x + xH2SO4 --> Fe2(SO4)x + 2xH2O
![](https://rs.olm.vn/images/avt/0.png?1311)
Cu + 4HNO3 → Cu(NO3)2 + 2H2O + 2NO2
1) MgCl2 + 2KOH → Mg(OH)2 + 2KCl
2) Cu(OH)2 + 2HCl → CuCl2 + 2H2O
3) Cu(OH)2 + H2SO4 → CuSO4 + 2H2O
4) FeO + 2HCl → FeCl2 + H2O
5) Fe2O3 + 3H2SO4 → Fe2(SO4)3 + 3H2O
6) Cu(NO3)2 +2 NaOH → Cu(OH)2 + 2NaNO3
7) 4P + 5O2 → 2P2O5
8) N2 + O2 → 2NO
9) 2NO + O2 → 2NO2
10)4NO2 + O2 + 2H2O → 4HNO3
![](https://rs.olm.vn/images/avt/0.png?1311)
\(1,MgCl_2+2KOH\to Mg(OH)_2\downarrow+2KCl\\ 2,Cu(OH)_2+2HCl\to CuCl_2+H_2O\\ 3,Cu(OH)_2+H_2SO_4\to CuSO_4+H_2O\\ 4,FeO+2HCl\to FeCl_2+H_2O\\ 5,Fe_2O_3+3H_2SO_4\to Fe_2(SO_4)_3+3H_2O\\ 6,Cu(NO_3)_2+2NaOH\to Cu(OH)_2\downarrow+2NaNO_3\\ 7,4P+5O_2\xrightarrow{t^o}2P_2O_5\\ 8,N_2+O_2\buildrel{{t^o}}\over\rightleftharpoons 2NO\\ 9,2NO+O_2\to 2NO_2\\ 10,\text {PT sai}\)
![](https://rs.olm.vn/images/avt/0.png?1311)
\(4Al+3O_2\underrightarrow{t^o}2Al_2O_3\)
\(4K+O_2\rightarrow2K_2O\)
\(2Al\left(OH\right)_3\underrightarrow{t^o}Al_2O_3+3H_2O\)
\(Al_2O_3+6HCl\rightarrow2AlCl_3+3H_2O\)
\(CaCl_2+Fe\left(OH\right)_3\rightarrow\) Không phản ứng
\(BaCl_2+H_2SO_4\rightarrow2HCl+BaSO_4\downarrow\)
b) 2FeO + O2 → Fe2O3
c) Fe + 2HCl → FeCl2 + H2
d) 2Na + H2SO4 → Na2SO4 + H2
e) 2NaOH + CuSO4 → Cu(OH)2 + Na2SO4
f) Na2CO3 + Ca(OH)2 → CaCO3 + 2NaOH
g) 2Fe(OH)3 → Fe2O3 + 3H2O
h) CaO + 2HNO3 → Ca(NO3)2 + H2O