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\(a,2Na+Cl_2\rightarrow^{t^o}2NaCl\\ b,2Mg+O_2\rightarrow^{t^o}2MgO\\ c,Fe+2HCl\rightarrow FeCl_2+H_2\\ d,Zn\left(OH\right)_2+2HCl\rightarrow ZnCl_2+2H_2O\\ e,2KOH+H_2SO_4\rightarrow K_2SO_4+2H_2O\\ f,2Al\left(OH\right)_3\rightarrow^{t^o}Al_2O_3+3H_2O\)
<p font-family:times="" new="" roman,serif;="" font-size:14.0pt;="" line-height:115%"="">1. CaCO3 --to--> CaO + CO2
2. MgCl2 +2 KOH → Mg(OH)2 +2 KCl
3. Cu(OH)2 +2 HCl → CuCl2 + 2H2O
4. P2O5 + 3H2O ----> 2 H3PO4
5. 4P +5 O2 to→ 2P2O5
6. 2Al + 3 H2SO4 ----> Al2(SO4)3 + 3H2
7. Zn + 2 HCl ----> ZnCl2 + H2
8. N2 + O2 to→ 2NO
9. 2NO + O2 to→ 2NO2
10.4NO2 + O2 + 2H2O → 4HNO3
1. CaCO3 ----> CaO + CO2
2. MgCl2 + 2KOH → Mg(OH)2 + 2KCl
3. Cu(OH)2 + 2HCl → CuCl2 + 2H2O
4. P2O5 + 3H2O ----> 2H3PO4
5. 4P + 5O2 → 2P2O5
6. 2Al + 3H2SO4 ----> Al2(SO4)3 + 3H2
7. Zn + 2HCl ----> ZnCl2 + H2
8. N2 + O2 → 2NO
9. 2NO + O2 → 2NO2
10.4NO2 + O2 + 2H2O → 4HNO3
\(2Al+6HCl\Rightarrow2AlCl_3+3H_2\\ Mg+2HNO_3\Rightarrow Mg\left(NO_3\right)_2+H_2\\ C_2H_6O+3O_2\underrightarrow{t^o}2CO_2+3H_2O\\ 4P+5O_2\Rightarrow2P_2O_5\)
2Al(OH)3 → Al2O3 + 3H2O
Fe3O4 + 2C → 3Fe + 2CO2
1. 3Fe +2 O2 ----> Fe3 O4
2.2Al + 3Cl2 ----> 2AlCl3
3. CuCl +NaOH ----> Cu(OH)2 + NaCl *Sai đề*
4. 4Na + O2 --->2Na2O
5. CH4 + 2O2 ---> CO2 +2H2O
6. 2H2 +O2 ---> 2H2O
7. Fe(OH)3 ---> FeO3 +H2O *Sai đề*
\(4P+5O_2\rightarrow\left(t^o\right)2P_2O_5\\ Ca\left(OH\right)_2+CO_2\rightarrow CaCO_3\downarrow+H_2O\\ 2K+2H_2O\rightarrow2KOH+H_2\uparrow\\ Fe+2HCl\rightarrow FeCl_2+H_2\uparrow\\ 2Al+3H_2SO_4\rightarrow Al_2\left(SO_4\right)_3+3H_2\uparrow\\ Fe+S\rightarrow\left(t^o\right)FeS\\ 2Al\left(OH\right)_3\rightarrow\left(t^o\right)Al_2O_3+3H_2O\\ 2HgO\rightarrow\left(450^oC-500^oC\right)2Hg+O_2\uparrow\\ CuCl_2+2KOH\rightarrow Cu\left(OH\right)_2\downarrow+2KCl\\ Cu\left(OH\right)_2\rightarrow\left(t^o\right)CuO+H_2O\)
1. `4P + 5O_2 -> 2P_2O_5`
2.`Ca(OH)_2 + CO_2 -> CaCO_3 \downarrow + H_2O`
3. `2K +2 H_2O -> 2KOH + H_2 \uparrow`
4. `Fe + 2HCl -> FeCl_2 + H_2 \uparrow`
5. `2Al + 3H_2SO_4 -> Al_2(SO_4)_3 + 3H_2 \uparrow`
6. `Fe + S -> FeS`
7. `2Al(OH)_3 -> Al_2O_3 + 3H_2O`
8. `2HgO -> 2Hg + O_2 \uparrow`
9. `CuCl_2 + 2KOH -> Cu(OH)_2\downarrow + 2KCl`
10. `Cu(OH)_2 ->CuO + H_2O`
a) K2O + H2O → 2KOH (phản ứng hóa hợp).
b) 2Al(OH)3 \(\underrightarrow{t^o}\) Al2O3 + 3H2O (phản ứng phân hủy)
c) Fe2O3 + 3H2 \(\underrightarrow{t^o}\) 2Fe + 3H2O ( phản ứng oxi hóa khử)
d) Zn + CuSO4 → ZnSO4 + Cu (phản ứng thế)
Em xem lại các bài học sau để nắm rõ định nghĩa về các loại phản ứng nhé
https://hoc24.vn/ly-thuyet/bai-25-su-oxi-hoa-phan-ung-hoa-hop-ung-dung-cua-oxi.434
https://hoc24.vn/ly-thuyet/bai-27-dieu-che-khi-oxi-phan-ung-phan-huy.436
https://hoc24.vn/ly-thuyet/bai-32-phan-ung-oxi-hoa-khu.441
https://hoc24.vn/ly-thuyet/bai-33-dieu-che-hidro-phan-ung-the.442
\(1.2Fe+3Cl_2\overset{t^o}{--->}2FeCl_3\)
\(2.Zn+S\overset{t^o}{--->}ZnS\)
\(3.4P+5O_2\overset{t^o}{--->}2P_2O_5\)
\(4.Mg+2HCl--->MgCl_2+H_2\)
\(5.CO_2+H_2O--->H_2CO_3\)
\(6.K_2O+H_2O--->2KOH\)
\(7.4Na+O_2--->2Na_2O\)
\(8.Fe_2\left(SO_4\right)_3+3Ca\left(OH\right)_2--->2Fe\left(OH\right)_3\downarrow+3CaSO_4\)
\(9.Al_2O_3+3H_2SO_4--->Al_2\left(SO_4\right)_3+3H_2O\)
1) 2Fe+3Cl2 --to- > 2FeCl3
2)Zn+S --to- > ZnS
3) 4P+5O2 --to- > 2P2O5
4) Mg+ 3HCl ---> MgCl2 + H2
5)CO2+H2O --->H2CO3
6)K2O+H2O ----> 2KOH
7)4Na + O2 --to- > 2Na2O
8)Fe2(SO4)3 + 3Ca(OH)2 ----> 2Fe(OH)3+ 3CaSO4
9. Al2O3 + 3H2SO4 -----> Al2(SO4)3 + 3H2O
H2 + Cl2 --to> 2HCl
CaCO3 ---to> CaO + CO2
Fe + 2HCL --to-> FeCl2+H2
2AL (OH)3 ---to-->AL2O3 + 3H2O
K2O + H2O ---> 2KOH
H2 + Cl2 -> (ánh sáng) 2HCl
CaCO3 -> (t°) CaO + CO2
Fe + 2HCl -> FeCl2 + H2
2Al(OH)3 -> (t°) Al2O3 + 3H2O
K2O + H2O -> 2KOH