| Équations équilibrées la veille |
NiO + 2 HCl = NiCl2 + H2O
MgO(s) + HCl = MgCl2 + H2O =>
MgO(s) + 2 HCl = MgCl2 + H2O
I2O4 = IO3 + I =>
3 I2O4 = 4 IO3 + 2 I
C17H35COOH + Mg(OH)2 = (C17H35COO)2Mg + H2O =>
2 C17H35COOH + Mg(OH)2 = (C17H35COO)2Mg + 2 H2O
Fe(OH)3(aq) = Fe2O3(s) + H2O(l) =>
2 Fe(OH)3(aq) = Fe2O3(s) + 3 H2O(l)
K4Fe(CN)6 + H2SO4 = K2SO4 + K2Fe[Fe(CN)6] + HCN =>
2 K4Fe(CN)6 + 3 H2SO4 = 3 K2SO4 + K2Fe[Fe(CN)6] + 6 HCN
Zn(CH3COO)2 + CH3OH = Zn(OH)2 + CH3 + CO2 =>
Zn(CH3COO)2 + 2 CH3OH = Zn(OH)2 + 4 CH3 + 2 CO2
HI(aq) + CaCO3(s) = CaI2(aq) + CO2(g) + H2O(l) =>
2 HI(aq) + CaCO3(s) = CaI2(aq) + CO2(g) + H2O(l)
K3[Ag(S2O3)2] + NH3 + H2O = [Ag(NH3)2]OH + K2S2O3 + (NH4)2S2O3 =>
2 K3[Ag(S2O3)2] + 6 NH3 + 2 H2O = 2[Ag(NH3)2]OH + 3 K2S2O3 + (NH4)2S2O3
CrPO4 + Ca = CaPO4 + Cr =>
CrPO4 + Ca = CaPO4 + Cr
HCl + Na{+2}CO{+3} = NaCl + H{+2)O =>
HCl + Na{+2}CO{+3} = NaCl + H{+2)O
HClO4 + Sn = Sn(ClO4)4 + H2 =>
4 HClO4 + Sn = Sn(ClO4)4 + 2 H2
Co(NO3)2 + NaOH + H2O2 = Co(OH)3 + O2 + NaNO2 =>
2 Co(NO3)2 + 4 NaOH + H2O2 = 2 Co(OH)3 + 2 O2 + 4 NaNO2
C3H2OOH + O2 = CO2 + H2O =>
4 C3H2OOH + 11 O2 = 12 CO2 + 6 H2O
MgCl2 + NaNO3 = Mg(NO3)2 + NaCl =>
MgCl2 + 2 NaNO3 = Mg(NO3)2 + 2 NaCl
Na2CO3(aq) + HBr(aq) = NaBr + H2CO3 =>
Na2CO3(aq) + 2 HBr(aq) = 2 NaBr + H2CO3
Mg + SiO2 = MgO + Si =>
2 Mg + SiO2 = 2 MgO + Si
K2SiO3 + HI = KI + H2SiO3 =>
K2SiO3 + 2 HI = 2 KI + H2SiO3
KMnO4 + H2SO4 + HCl = K2SO4 + MnSO4 + Cl + H2O =>
2 KMnO4 + 3 H2SO4 + 10 HCl = K2SO4 + 2 MnSO4 + 10 Cl + 8 H2O
RbOH + H2SO4 = H2O + Rb2SO4 =>
2 RbOH + H2SO4 = 2 H2O + Rb2SO4
Cu(NO3)2 + K2S = CuS + K(NO3) =>
Cu(NO3)2 + K2S = CuS + 2 K(NO3)
Pb(CH3COO)2 + NaBr = PbBr2 + Na(CH3COO) =>
Pb(CH3COO)2 + 2 NaBr = PbBr2 + 2 Na(CH3COO)
KO2(s) + CO(g) = K2CO3(s) + O2(g) =>
2 KO2(s) + CO(g) = K2CO3(s) + O2(g)
PbO + C = Pb + CO2 =>
2 PbO + C = 2 Pb + CO2
NaHSO4 + CaCO3 = Na2CO3 + Ca(HSO4)2 =>
2 NaHSO4 + CaCO3 = Na2CO3 + Ca(HSO4)2
CrCl2 + H2O2 + NaOH = Na2CrO4 + NaCl + H2O =>
CrCl2 + 2 H2O2 + 4 NaOH = Na2CrO4 + 2 NaCl + 4 H2O
H2O2 + Fe(NO3)3 = Fe + HNO3 + O2 =>
3 H2O2 + 2 Fe(NO3)3 = 2 Fe + 6 HNO3 + 3 O2
Cu + H2SO4(aq) = Cu(SO4)2(aq) + SO2(g) + H2O(l) =>
Cu + 4 H2SO4(aq) = Cu(SO4)2(aq) + 2 SO2(g) + 4 H2O(l)
Zn + HNO3 = Zn(NO3)2 + NO + H2O =>
3 Zn + 8 HNO3 = 3 Zn(NO3)2 + 2 NO + 4 H2O
Ba2H2 + NH3Cl2 = Ba2Cl2 + NH3H2 =>
Ba2H2 + NH3Cl2 = Ba2Cl2 + NH3H2
Li + C2H5OH = C2H5OLi + H =>
Li + C2H5OH = C2H5OLi + H
HClO4 + Li2O = LiClO4 + H2O =>
2 HClO4 + Li2O = 2 LiClO4 + H2O
SiO2(s) + HF(g) = SiF4(g) + H2O(l) =>
SiO2(s) + 4 HF(g) = SiF4(g) + 2 H2O(l)
Pb(NO2)2 + K2S = PbS + K(NO2) =>
Pb(NO2)2 + K2S = PbS + 2 K(NO2)
Ti + F2 = TiF3 =>
2 Ti + 3 F2 = 2 TiF3
CO2 + H = CH4 + H2O =>
CO2 + 8 H = CH4 + 2 H2O
C6H5CHO + (CH3)2CO = C17H14O + H2O =>
2 C6H5CHO + (CH3)2CO = C17H14O + 2 H2O
SiF4 + HOH = HF + Si(OH)4 =>
SiF4 + 4 HOH = 4 HF + Si(OH)4
MgO(s) + HCl = MgCl2 + H2O =>
MgO(s) + 2 HCl = MgCl2 + H2O
H2(g) + CO(g) = CH3OH(l) =>
2 H2(g) + CO(g) = CH3OH(l)
C2H5OH + O2 = CO2 + H2O =>
C2H5OH + 3 O2 = 2 CO2 + 3 H2O
Ba2H2 + NH3Cl2 = Ba2Cl2 + NH3H2 =>
Ba2H2 + NH3Cl2 = Ba2Cl2 + NH3H2
Bi3 + O2 = Bi3O2 =>
Bi3 + O2 = Bi3O2
C6H14 + O2 = CO2 + H2O =>
2 C6H14 + 19 O2 = 12 CO2 + 14 H2O
Sr + S = SrS =>
Sr + S = SrS
P + Fe2O3 = P4O10 + Fe =>
12 P + 10 Fe2O3 = 3 P4O10 + 20 Fe
Re + Ta + B = Re58Ta12B30 =>
58 Re + 12 Ta + 30 B = Re58Ta12B30
H2CO + Ag(NH3)2OH = (NH4)2CO3 + Ag + NH3 + H2O =>
H2CO + 4 Ag(NH3)2OH = (NH4)2CO3 + 4 Ag + 6 NH3 + 2 H2O
SO3 + NaOH = Na2SO4 + H2O =>
SO3 + 2 NaOH = Na2SO4 + H2O
Cu2S(s) + O2 = Cu(s) + SO2(g) =>
Cu2S(s) + O2 = 2 Cu(s) + SO2(g)
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