Cho NaOH, KOH, Ca(OH)2, Mg(OH)2, Cu(OH)2, MgCl2, Na2CO6, HCl, H2SO4, BaCl2
Những đôi nào có thể kết hợp vs nhau theo từng cặp 1? Viết PTHH
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- H2SO4:
\(Cu\left(OH\right)_2+H_2SO_4\rightarrow CuSO_4+2H_2O\\ 2NaOH+H_2SO_4\rightarrow Na_2SO_4+2H_2O\\ Ba\left(OH\right)_2+H_2SO_4\rightarrow BaSO_4\downarrow+2H_2O\\ 2Fe\left(OH\right)_3+3H_2SO_4\rightarrow Fe_2\left(SO_4\right)_3+3H_2O\\ Zn\left(OH\right)_2+H_2SO_4\rightarrow ZnSO_4+2H_2O\)
\(Mg\left(OH\right)_2+H_2SO_4\rightarrow MgSO_4+2H_2O\\ 2Al\left(OH\right)_3+3H_2SO_4\rightarrow Al_2\left(SO_4\right)_3+3H_2O\\ 2KOH+H_2SO_4\rightarrow K_2SO_4+2H_2O\\ Fe\left(OH\right)_2+H_2SO_4\rightarrow FeSO_4+2H_2O\)
- HCl:
\(Cu\left(OH\right)_2+2HCl\rightarrow CuCl_2+2H_2O\\ NaOH+HCl\rightarrow NaCl+H_2O\\ Ba\left(OH\right)_2+2HCl\rightarrow BaCl_2+2H_2O\\ 2Fe\left(OH\right)_3+6HCl\rightarrow2FeCl_3+3H_2O\\ Zn\left(OH\right)_2+2HCl\rightarrow ZnCl_2+2H_2O\\ Mg\left(OH\right)_2+2HCl\rightarrow MgCl_2+2H_2O\\ 2Al\left(OH\right)_3+6HCl\rightarrow2AlCl_3+3H_2O\\ KOH+HCl\rightarrow KCl+H_2O\\ Fe\left(OH\right)_2+2HCl\rightarrow FeCl_2+2H_2O\)
\(1,MgCl_2+2KOH\to Mg(OH)_2\downarrow+2KCl\\ 2,Cu(OH)_2+2HCl\to CuCl_2+H_2O\\ 3,Cu(OH)_2+H_2SO_4\to CuSO_4+H_2O\\ 4,FeO+2HCl\to FeCl_2+H_2O\\ 5,Fe_2O_3+3H_2SO_4\to Fe_2(SO_4)_3+3H_2O\\ 6,Cu(NO_3)_2+2NaOH\to Cu(OH)_2\downarrow+2NaNO_3\\ 7,4P+5O_2\xrightarrow{t^o}2P_2O_5\\ 8,N_2+O_2\buildrel{{t^o}}\over\rightleftharpoons 2NO\\ 9,2NO+O_2\to 2NO_2\\ 10,\text {PT sai}\)
2AgNO3 + CaCl2 → 2AgCl + Ca(NO3)2
K2SO4 + Ba(OH)2 → BaSO4 + 2KOH
Fe2(SO4)3 + 3Ba(OH)2 → 3BaSO4 + 2Fe(OH)3
Na2CO3 + BaCl2 → BaCO3 + 2NaCl
Ba(HCO3)2 + Na2CO3 → BaCO3 + 2NaHCO3
MgCO3 + K2SO4 ----//---->
Ca(HCO3)2 + 2KOH → CaCO3 + K2CO3 + 2H2O
2NaHSO4 + 2KOH → K2SO4 + Na2SO4 + 2H2O
2KOH + H2SO4 → K2SO4 + 2H2O
Ba(OH)2 + 2HCl → BaCl2 + 2H2O
Fe(OH)2 + 2HCl → FeCl2 + 2H2O
2Al(OH)3 + 3H2SO4 → Al2(SO4)3 + 6H2O
Na2CO3 + 2HCl → 2NaCl + H2O + CO2
Ca(HCO3)2 + 2HNO3 → Ca(NO3)2 + 2H2O + 2CO2
2NaOH + CuSO4 → Na2SO4 + Cu(OH)2
Ca(OH)2 + BaCl2 ----//---->
Fe2(SO4)3 + 6KOH → 3K2SO4 + 2Fe(OH)3
FeSO4 + Cu(OH)2 ----//---->
bạn ơi không có Na2CO6 đâu
2NaOH + MgCl2 => Mg(OH)2 ↓ + 2NaCl
2KOH + MgCl2 => 2KCl + Mg(OH)2 ↓
Ca(OH)2 + MgCl2 => CaCl2 + Mg(OH)2 ↓
Mg(OH)2 + 2HCl => MgCl2 + 2H2O
NaOH + HCl => NaCl + H2O
KOH + HCl => KCl + H2O
Ca(OH)2 + 2HCl => CaCl2 + 2H2O
Cu(OH)2 + 2HCl => CuCl2 + 2H2O
Na2CO3 + 2HCl => 2NaCl + H2O + CO2 ↑
2NaOH + H2SO4 => Na2SO4 + 2H2O
2KOH + H2SO4 => K2SO4 + 2H2O
Ca(OH)2 + H2SO4 => CaSO4 + 2H2O
Mg(OH)2 + H2SO4 => MgSO4 + 2H2O
Cu(OH)2 + H2SO4 => CuSO4 + 2H2O
Na2CO3 + H2SO4 => Na2SO4 + H2O + CO2 ↑
Na2CO3 + BaCl2 => BaCO3 ↓ + 2NaCl
MgCl2 + Na2CO3 => MgCO3 ↓ + 2NaCl
BaCl2 + H2SO4 => BaSO4 ↓ + 2HCl
Ca(OH)2 + Na2CO3 => 2NaOH + CaCO3 ↓