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(34): MgSO4 + BaCl2 → MgCl2 + BaSO4↓
(35) MgCl2 + 2NaOH → Mg(OH)2↓ + 2NaCl
(36) Mg(OH)2 + 2HCl → MgCl2 + 2H2O
(37) Mg(OH)2 + H2SO4 → MgSO4 + 2H2O
(38) MgSO4 + 2NaOH → Na2SO4 + Mg(OH)2↓
(39) MgSO4 + BaCl2 → BaSO4↓ + MgCl2
(40) CuSO4 + Ba(OH)2 → BaSO4↓ + Cu(OH)2↓
(41) CuSO4 + Fe(OH)2 → FeSO4 + Cu(OH)2↓
(42) Fe2(SO4)3 + 3Cu(OH)2 → 3CuSO4 + 2Fe(OH)3↓
(43) 2FeSO4 + 2H2SO4 → Fe2(SO4)3 + 2H2O + SO2↑
(44) Fe2(SO4)3 + Fe → 3FeSO4
(45) 3FeSO4 + 2Al(OH)3 → Al2(SO4)3 + 3Fe(OH)2↓
(46) FeSO4 + 2NaOH → Na2SO4 + Fe(OH)2↓
(48) Al(OH)3 + NaOH → NaAlO2 + 2H2O
(49) 2NaAlO2 + 3H2O + CO2 → 2Al(OH)3↓ + Na2CO3
(50) CO2 + 3H2O + 2NaAlO2 → 2Al(OH)3↓ + Na2CO3
(51) 4Fe(OH)2 + O2 + 2H2O \(\underrightarrow{to}\) 4Fe(OH)3
(52) 2Fe(OH)3 + 3H2SO4 → Fe2(SO4)3 + 6H2O
34. MgSO4 + BaCl2 -> BaSO4 + MgCl2
35. MgCl2 + 2NaOH -> 2NaCl + Mg(OH)2
2FeS2+6O2-->Fe2O3+4SO2
2SO2+O2-->2SO3(V2O5,to)
SO3+H2O-->H2SO4
b)2Na+2H2O-->2NaOH+H2
2NaOH+H2SO4-->Na2SO4+2H2O
Na2SO4+Ba(OH)2-->BaSO4+2NaOH
2NaOH+CO2-->Na2CO3+H2O
Na2CO3+2HCl-->2NaCl+H2O+CO2
NaCl+AgNO3-->NaNO3+AgCl
C)
4Al+3O2-->2AL2O3
Al2O3+3H2SO4-->Al2(SO4)3+3H2O
Al2(SO4)3+3Ba(OH)2-->3BaSO4+2Al(OH)3
Al(OH)3+NaOH-->NaAlO2+H2O
NaALO2+H2O+CO2-->Al(OH)3+NaHCO3
Al(OH)3+HCl-->AlCl3+H2O
AlCl3+AgNO3-->Al(NO3)3+AgCl
a) 2FeS2 +11/2O2-----> 4SO2 +Fe2O3
2SO2+O2------> 2SO3
SO3+H2O----- -> H2SO4.
b) 2Na +2H2O-----> 2NaOH+H2
2NaOH+H2SO4----> Na2SO4 +2H2O
Na2SO4+Ba(OH)2----> NaOH +BaSO4
2NaOH+CO2----> Na2CO3+H2O
Na2CO3+2HCl----> 2NaCl+H2O+CO2
NaCl+AgNO3--->NaNO3+AgCl
c) 4Al+3O2--- -> 2Al2O3
Al2O3+3H2SO4 -> Al2(SO4)3+3H2O
Al2(SO4)3+6NaOH-> 2Al(OH)3+3Na2SO4
Al(OH)2+NaOH ----> NaAlO2+2H2O
NaAlO2+2H2O+CO2----> Al(OH)3 +NaHCO3
Al(OH)3+3NaOH----> AlCl3+3NaOH
Alcl3+3AgNO3---> Al(NO3)3+3NaCl
Bài 1: 4Na+O2->2Na2O
(2): Na2O +H2O -> 2NaOH
(3): 2NaOH + BaCl2-> 2NaCl + Ba(OH)2
(4): NaCl + AgNO3-> AgCl + NaNO3
phần 2:
(1) 2NaOH + CO2-> Na2CO3 + H2O
(2) Na2CO3 +CaCl2- > CaCO3 + 2NaCl
(3) CaCO3-t0-> CaO + CO2
(4) CaO +H2O -> Ca(OH)2
(5) Ca(OH)2 + BaCl2-> Ba(OH)2 + CaCl2
Bài 1:
1) 4Na + O2 --to--➢ 2Na2O
Na2O + H2O → 2NaOH
2NaOH + 2HCl → 2NaCl + H2O
NaCl + AgNO3 → NaNO3 + AgCl
2) 2NaOH + CO2 → Na2CO3 + H2O
Na2CO3 + CaCl2 → 2NaCl + CaCO3
CaCO3 --to--➢ CaO + CO2
CaO + H2O → Ca(OH)2
Ca(OH)2 + 2HCl → CaCl2 + 2H2O
4Na + O2 --to--➢ 2Na2O
Na2O + H2O → 2NaOH
2NaOH + SO2 → Na2SO3 + H2O
Na2SO3 + 2HCl → 2NaCl + SO2 + H2O
SO2 + CaO → CaSO3
1)K2O+H2O ->.2KOH
.kali.oxit . .kali.hidroxit ..
2)Cu(OH)2->CuO+H2O
.đồng(II).hidroxit đồngoxit..
3)SO2+H2O->H2SO3
lưu huỳnh đioxit axit sunfua rơ
4)Mg(OH)2+H2SO4->MgSO4+2H2O
magie.hidroxit....axit sunfuaric magie sunfat
5)CuSO4+2NaOH->Cu(OH)2+Na2SO4
đồng sunfat natri hidroxit đồng (II)oxit natrisunfat
6)AgNO3+HCl->AgCl+HNO3
.bạc nitrat axit clohidric bạc clorua axit nitric
7)H2SO4+ZnO->ZnSO4+H2O
axit sunfuaric kẽm oxit kẽm sunfat
1, 2Mg + O2 => 2MgO
2, Cu + Cl2=> CuCl2
3, 2Al + 3O2=> 2Al2O3
4, 4Na + O2=> 2Na2O
5, 2SO2+ O2 => 2SO3
6, 3KOH +FeCl3 => Fe(OH)3 +3KCl
7, Na2O + 2HCl => 2NaCl + H2O
8, 2Al + 3H2SO4 => Al2 (SO4)3 + 3H2
1, 2Mg + O2 → 2MgO
2, Cu + Cl2 → CuCl2
3, 4Al + 3O2 → 2Al2O3
4, 4Na + O2 → 2Na2O
5, 2SO2 + O2 → 2SO3
6, 3KOH + FeCl3 → 3KCl + Fe(OH)3
7, Na2O + 2HCl → 2NaCl + H2O
8, 2Al + 3H2SO4 → Al2(SO4)3 + 3H2
\(FeCO_3+2HCl\rightarrow FeCl_2+CO_2+H_2O\)
\(FeCl_2+2NaOH\rightarrow Fe\left(OH\right)_2+NaCl\)
\(2FeCl_2+Cl_2\rightarrow2FeCl_3\)
\(4Fe\left(OH\right)_2+2H_2O+O_2\rightarrow4Fe\left(OH\right)_3\)
\(CO_2+Ba\left(OH\right)_2\rightarrow Ba\left(HCO_3\right)_2\)
\(Ba\left(HCO_3\right)_2+NaOH\rightarrow BaCO_3+Na_2CO_3+H_2O\)
\(BaCO_3+2HCl\rightarrow CO_2+BaCl_2+H_2O\)
\(2FeCl_3+3Na_2CO_3+H_2O\rightarrow6NaCl+Fe_2\left(CO_3\right)_3\)
\(\left(1\right)H_2S+2NaOH\rightarrow2H_2O+Na_2S\)
\(\left(2\right)Na_2S+CuSO_4\rightarrow Na_2SO_4+CuS\)
\(\left(3\right)8Na+10HNO_3\rightarrow3NaNO_3+NH_4NO_3+8H_2O\)
\(\left(4\right)Na_2O+N_2O_5\rightarrow2NaNO_3\)
\(\left(5\right)Na_2O\)
\(\left(6\right)NaHCO_3+Ca\left(OH\right)_2\rightarrow NaOH+H_2O+CaCO_3\)
\(\left(7\right)NaOH+CO_2\rightarrow NaHCO_3\)
\(\left(8\right)2NaOH+CO_2\rightarrow Na_2CO_3+H_2O\)
\(\left(9\right)Na_2CO_3+Ca\left(OH\right)_2\rightarrow2NaOH+CaCO_3\)
\(\left(10\right)2NaOH+SO_3\rightarrow Na_2SO_4+H_2O\)
\(\left(11\right)Na_2SO_4+Ba\left(OH\right)_2\rightarrow BaSO_4+2NaOH\)
\(\left(12\right)NaOH+N_2O_5\rightarrow2NaNO_3\)
\(\left(13\right)Mg\left(HCO_3\right)_2\)
\(\left(14\right)MgSO_4\)
\(\left(15\right)Mg\left(HCO_3\right)_2+2HCl\rightarrow MgCl_2+CO_2+H_2O\)
\(\left(16\right)MgO+2HCl\rightarrow MgCl_2+H_2O\)
Tham khảo:
1
2
2NaCl
3
4
5. Không có phản ứng
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