| Équations équilibrées la veille |
H2SO4 + 2 NH4OH = 2 H2O + (NH4)2SO4
H2SO4 + NaOH = Na2SO4 + H2O =>
H2SO4 + 2 NaOH = Na2SO4 + 2 H2O
Ca(HCO3)2 + KOH = CaCO3 + K2CO3 + H2O =>
Ca(HCO3)2 + 2 KOH = CaCO3 + K2CO3 + 2 H2O
Mg(CH3COO)2 = Mg + (CH3COO)2 =>
Mg(CH3COO)2 = Mg + (CH3COO)2
C8H18 + O = CO2 + H2O =>
C8H18 + 25 O = 8 CO2 + 9 H2O
CuCl2 + H2O = Cu(OH)2 + HCl =>
CuCl2 + 2 H2O = Cu(OH)2 + 2 HCl
C2H3COOH + NH3 = C2H3CN + H2O =>
C2H3COOH + NH3 = C2H3CN + 2 H2O
NiCl2 + O2 = NiO + Cl2O5 =>
NiCl2 + 3 O2 = NiO + Cl2O5
Ba(NO3)2 + NH4OH = NH4NO3 + Ba(OH)2 =>
Ba(NO3)2 + 2 NH4OH = 2 NH4NO3 + Ba(OH)2
Zn(OH)2 + HCl = Zn(OH2)2Cl2 =>
Zn(OH)2 + 2 HCl = Zn(OH2)2Cl2
NaCl + CaSO4 = Na2SO4 + CaCl2 =>
2 NaCl + CaSO4 = Na2SO4 + CaCl2
HClO3 + HCl = H2O + Cl2 =>
HClO3 + 5 HCl = 3 H2O + 3 Cl2
SnCl4(l) + H2O(l) = SnO2(s) + HCl(aq) =>
SnCl4(l) + 2 H2O(l) = SnO2(s) + 4 HCl(aq)
N2O5(g) + H2O(l) = HNO3(aq) =>
N2O5(g) + H2O(l) = 2 HNO3(aq)
H4P2O7 + Ca(OH)2 = Ca3(PO4)2 + H2O =>
H4P2O7 + 3 Ca(OH)2 = Ca3(PO4)2 + 5 H2O
CH4 + H2O = CO + H2 =>
CH4 + H2O = CO + 3 H2
FeC2O4*2H20 + O2 = FeO + H2O + CO2 =>
2 FeC2O4*2H20 + 21 O2 = 2 FeO + 40 H2O + 4 CO2
HSO4{-} + NaOH = NaSO4{-} + H2O =>
HSO4{-} + NaOH = NaSO4{-} + H2O
Sb(OH)3 + AgNO3 + NaOH = Ag + Na[Sb(OH)6] + NaNO3 =>
Sb(OH)3 + 2 AgNO3 + 3 NaOH = 2 Ag + Na[Sb(OH)6] + 2 NaNO3
Cu(NO3)2 + Na2SO4 = CuSO4 + Na2(NO3)2 =>
Cu(NO3)2 + Na2SO4 = CuSO4 + Na2(NO3)2
Sb + O2 = Sb4O6 =>
4 Sb + 3 O2 = Sb4O6
Fe(OH)3(s) + H2SO4(aq) = Fe2(SO4)3(aq) + H2O(l) =>
2 Fe(OH)3(s) + 3 H2SO4(aq) = Fe2(SO4)3(aq) + 6 H2O(l)
Ag2CO3 + HCl = AgCl + CO2 + H2O =>
Ag2CO3 + 2 HCl = 2 AgCl + CO2 + H2O
Fe2 + H2O = Fe2O3 + H2 =>
Fe2 + 3 H2O = Fe2O3 + 3 H2
ZnSO4 + Li2CO3 = ZnCO3 + Li2SO4 =>
ZnSO4 + Li2CO3 = ZnCO3 + Li2SO4
Hg2I2 + O2 = Hg2O + I2 =>
2 Hg2I2 + O2 = 2 Hg2O + 2 I2
CaCO3 + CHOOH = Ca(CH3COO)2 + CO2 + H2O =>
CaCO3 + 8 CHOOH = Ca(CH3COO)2 + 5 CO2 + 5 H2O
AgCu + H2SO4 = CuSO4 + AgSO4 + H2 =>
AgCu + 2 H2SO4 = CuSO4 + AgSO4 + 2 H2
H2Te + O2 = TeO2 + H2O =>
2 H2Te + 3 O2 = 2 TeO2 + 2 H2O
H2SO4 + K2O = H2O + K2SO4 =>
H2SO4 + K2O = H2O + K2SO4
CH3COOHOH = CH4COOHO =>
CH3COOHOH = CH4COOHO
AgCl + NH4NO3 = AgNO3 + NH4Cl =>
AgCl + NH4NO3 = AgNO3 + NH4Cl
K + Cl2 = KCl =>
2 K + Cl2 = 2 KCl
NaHCO3 = Na2CO3 + H2O + CO2 =>
2 NaHCO3 = Na2CO3 + H2O + CO2
Cu(NH3)4(OH)2 + HNO3 = Cu(NO3)2 + NH4NO3 + H2O =>
Cu(NH3)4(OH)2 + 6 HNO3 = Cu(NO3)2 + 4 NH4NO3 + 2 H2O
C6H12O6 + Cr2O6 = CO2 + H2O + Cr =>
C6H12O6 + 2 Cr2O6 = 6 CO2 + 6 H2O + 4 Cr
H3AsO4 = As2O5 + H2O =>
2 H3AsO4 = As2O5 + 3 H2O
Cu + HNO3 = Cu(NO3)2 + NO + H2O =>
3 Cu + 8 HNO3 = 3 Cu(NO3)2 + 2 NO + 4 H2O
Pb(NO3)2(s) = PbO(s) + NO2(g) + O2(g) =>
2 Pb(NO3)2(s) = 2 PbO(s) + 4 NO2(g) + O2(g)
Y(NO3)2 + GaPO4 = YPO4 + Ga(NO3)2 =>
Y(NO3)2 + GaPO4 = YPO4 + Ga(NO3)2
CdSO4 + Sr(C2H3O2)2 = Cd(C2H3O2)2 + SrSO4 =>
CdSO4 + Sr(C2H3O2)2 = Cd(C2H3O2)2 + SrSO4
K4Fe(CN)6 + KMnO4 + H2SO4 = KHSO4 + Fe2(SO4)3 + MnSO4 + HNO3 + CO2 + H2O =>
10 K4Fe(CN)6 + 122 KMnO4 + 299 H2SO4 = 162 KHSO4 + 5 Fe2(SO4)3 + 122 MnSO4 + 60 HNO3 + 60 CO2 + 188 H2O
CuCl2 + NH3 + H2O = [Cu(NH3)4(H2O)2]{+2} + NH4Cl + OH{-} =>
CuCl2 + 6 NH3 + 4 H2O = [Cu(NH3)4(H2O)2]{+2} + 2 NH4Cl + 2 OH{-}
C3H6 + O2 = CO2 + H2O =>
2 C3H6 + 9 O2 = 6 CO2 + 6 H2O
HfO2 + H2O = Hf(OH)4 =>
HfO2 + 2 H2O = Hf(OH)4
Ca(HCO3)2 + Mg(NO3)2 = MgCO3 + Ca(NO3)2 + H2CO3 =>
Ca(HCO3)2 + Mg(NO3)2 = MgCO3 + Ca(NO3)2 + H2CO3
Fe(ClO3)3 = FeCl3 + O2 =>
2 Fe(ClO3)3 = 2 FeCl3 + 9 O2
Be2C + HCl = BeCl2 + CH4 =>
Be2C + 4 HCl = 2 BeCl2 + CH4
TiBr4 + Mg = Ti + MgBr2 =>
TiBr4 + 2 Mg = Ti + 2 MgBr2
Co + FeCl3 = CoCl3 + Fe =>
Co + FeCl3 = CoCl3 + Fe
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