| Équations équilibrées la veille |
4 FeO + 4 NaOH + O2 = 4 NaFeO2 + 2 H2O
Ca(HSO3)2 = Ca(OH)2 + SO2 =>
Ca(HSO3)2 = Ca(OH)2 + 2 SO2
C6H7NO3S + H2O2 = CO2 + H2O + NO2 + SO3H =>
C6H7NO3S + 17 H2O2 = 6 CO2 + 20 H2O + NO2 + SO3H
HBrO3 + Fe = Fe(BrO3)3 + H2 =>
6 HBrO3 + 2 Fe = 2 Fe(BrO3)3 + 3 H2
FeCl3 + (Fe(CN)6) = Fe4(Fe(CN)6)3 + Cl =>
4 FeCl3 + 3(Fe(CN)6) = Fe4(Fe(CN)6)3 + 12 Cl
BaCO3 + SiO3 = BaO3 + SiO + CO2 =>
BaCO3 + SiO3 = BaO3 + SiO + CO2
Mg(OH)2 + H2(SO3) = Mg(SO3) + HOH =>
Mg(OH)2 + H2(SO3) = Mg(SO3) + 2 HOH
Al(NO3)3 + NaHSO3 = Al(OH)3 + NaNO3 + SO2 =>
Al(NO3)3 + 3 NaHSO3 = Al(OH)3 + 3 NaNO3 + 3 SO2
LiO + HCl = LiCl2 + H2O =>
LiO + 2 HCl = LiCl2 + H2O
NaOH + HNO3 = NaNO3 + H2O = =>
NaOH + HNO3 = NaNO3 + H2O
Cu + HNO3 = Cu(NO3)2 + NO + H2O =>
3 Cu + 8 HNO3 = 3 Cu(NO3)2 + 2 NO + 4 H2O
Bi(NO3)2 + KCl = KNO3 + BiCl2 =>
Bi(NO3)2 + 2 KCl = 2 KNO3 + BiCl2
Zn(s) + HNO3(aq) = H + Zn(NO3)2 =>
Zn(s) + 2 HNO3(aq) = 2 H + Zn(NO3)2
Zn + CuSO4 = ZnSO4 + Cu =>
Zn + CuSO4 = ZnSO4 + Cu
Cu + HNO3 = Cu(NO3)2 + NO + H2O =>
3 Cu + 8 HNO3 = 3 Cu(NO3)2 + 2 NO + 4 H2O
Pb(OH)4 + HNO3 = PbOH(NO3)3 + H2O =>
Pb(OH)4 + 3 HNO3 = PbOH(NO3)3 + 3 H2O
CuCl2(aq) + Al(s) = Cu(s) + AlCl3(aq) =>
3 CuCl2(aq) + 2 Al(s) = 3 Cu(s) + 2 AlCl3(aq)
Mg + Fl = MgFl2 =>
Mg + 2 Fl = MgFl2
GaF3 + Na3PO4 = GaPO4 + NaF =>
GaF3 + Na3PO4 = GaPO4 + 3 NaF
C3H6 + K2Cr2O7 + H2SO4 = CO2 + Cr2(SO4)3 + K2SO4 + H2O =>
C3H6 + 3 K2Cr2O7 + 12 H2SO4 = 3 CO2 + 3 Cr2(SO4)3 + 3 K2SO4 + 15 H2O
Hg2(ClO3)2 + NaBr = NaClO3 + Hg2Br2 =>
Hg2(ClO3)2 + 2 NaBr = 2 NaClO3 + Hg2Br2
F + KI = I + KF =>
F + KI = I + KF
K + CaCO3(s) = Ca + K2CO3 =>
2 K + CaCO3(s) = Ca + K2CO3
I2 + Br2 + H2O = (IO3)({-}) + Br{-} + H{+} =>
I2 + 5 Br2 + 6 H2O = 2(IO3)({-}) + 10 Br{-} + 12 H{+}
MnO2(s) + HCl(aq) = MnCl2(aq) + Cl2(g) + HOH(l) =>
MnO2(s) + 4 HCl(aq) = MnCl2(aq) + Cl2(g) + 2 HOH(l)
HI + Al = AlI3 + H2H =>
3 HI + Al = AlI3 + H2H
Na2B20O8H4 + HCl + KMnO4 = MnO2 + NaCl + KCl + B2O3 + H2O =>
3 Na2B20O8H4 + 56 HCl + 50 KMnO4 = 50 MnO2 + 6 NaCl + 50 KCl + 30 B2O3 + 34 H2O
NaCl + H2O = NaOH + Cl2 + H2 =>
2 NaCl + 2 H2O = 2 NaOH + Cl2 + H2
As2H3 + HNO3 = H3AsO4 + NO + H2O =>
3 As2H3 + 13 HNO3 = 6 H3AsO4 + 13 NO + 2 H2O
Ca(OH)2 + H3PO4 = Ca3(PO4)2 + H2O =>
3 Ca(OH)2 + 2 H3PO4 = Ca3(PO4)2 + 6 H2O
HCl + (OH)2 = ClOH + H2O =>
HCl + (OH)2 = ClOH + H2O
H2S + PB(CH3COO)2 = PBS + CH3COOH =>
H2S + PB(CH3COO)2 = PBS + 2 CH3COOH
LiCl + Hg(NO3)2 = HgCl2 + Li(NO3) =>
2 LiCl + Hg(NO3)2 = HgCl2 + 2 Li(NO3)
Cl2 + CO2 + H2O = CHCl3 + O2 =>
6 Cl2 + 4 CO2 + 2 H2O = 4 CHCl3 + 5 O2
CH3Cl + Na = C2H6 + NaCl =>
2 CH3Cl + 2 Na = C2H6 + 2 NaCl
Ga(OH)3 + Sc3(PO4)2 = Ga(PO4) + Sc(OH)2 =>
2 Ga(OH)3 + Sc3(PO4)2 = 2 Ga(PO4) + 3 Sc(OH)2
Al2S3 + KBr = K2S + AlBr3 =>
Al2S3 + 6 KBr = 3 K2S + 2 AlBr3
Al + Mn(NO3)2 = Al(NO3)3 + Mn =>
2 Al + 3 Mn(NO3)2 = 2 Al(NO3)3 + 3 Mn
H2SO4 + CH4O = H2S + CH2O + OH =>
H2SO4 + 2 CH4O = H2S + 2 CH2O + 4 OH
CaCl2 + HNO3 = Ca(NO3)2 + HCl =>
CaCl2 + 2 HNO3 = Ca(NO3)2 + 2 HCl
CH3I + KOH = CH3OH + KI =>
CH3I + KOH = CH3OH + KI
N2O + C5O2H8 = CO2 + H2O + N =>
12 N2O + C5O2H8 = 5 CO2 + 4 H2O + 24 N
(NH4)3PO4(aq) + Ca(ClO3)2(aq) = NH4ClO3(aq) + Ca3(PO4)2(s) =>
2(NH4)3PO4(aq) + 3 Ca(ClO3)2(aq) = 6 NH4ClO3(aq) + Ca3(PO4)2(s)
Os + HNO3 = Os(NO3)4 + H2 =>
Os + 4 HNO3 = Os(NO3)4 + 2 H2
Nb + Sn = NbSn3 =>
Nb + 3 Sn = NbSn3
Na2S + Br2 + H2O = HBr + H2SO4 + NaBr =>
Na2S + 4 Br2 + 4 H2O = 6 HBr + H2SO4 + 2 NaBr
H2O(l) + CO2 = H2CO3(g) =>
H2O(l) + CO2 = H2CO3(g)
KMnO4(aq) + H2SO4(aq) + Na2C2O4(aq) = MnSO4(s) + H2O(l) + CO2(s) + Na2SO4(aq) + K2SO4(aq) =>
2 KMnO4(aq) + 8 H2SO4(aq) + 5 Na2C2O4(aq) = 2 MnSO4(s) + 8 H2O(l) + 10 CO2(s) + 5 Na2SO4(aq) + K2SO4(aq)
BaSO3(t) = BaO + SO2 =>
BaSO3(t) = BaO + SO2
KMnO4 + H2SO4 + KI = K2SO4 + I2 + MnSO4 + H2O =>
2 KMnO4 + 8 H2SO4 + 10 KI = 6 K2SO4 + 5 I2 + 2 MnSO4 + 8 H2O
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