| Équations équilibrées la veille |
2 Cu2O + SCu2 = 6 Cu + SO2
AgF2 + Sn = SnF4 + Ag =>
2 AgF2 + Sn = SnF4 + 2 Ag
CaOH2SO4 = CaSO4H2O =>
CaOH2SO4 = CaSO4H2O
Al2O3 + H2SO4 = Al2(SO4)3 + H2O =>
Al2O3 + 3 H2SO4 = Al2(SO4)3 + 3 H2O
H2 + Cr2O3 = Cr + H2O =>
3 H2 + Cr2O3 = 2 Cr + 3 H2O
NaI + H2SO4 = NaHSO4 + I2 + S + H2O =>
6 NaI + 7 H2SO4 = 6 NaHSO4 + 3 I2 + S + 4 H2O
Pb + HCl = H2 + PbCl2 =>
Pb + 2 HCl = H2 + PbCl2
K2Cr2O7 + FeCl2 + HCl = CrCl3 + KCl + H2O + FeCl3 =>
K2Cr2O7 + 6 FeCl2 + 14 HCl = 2 CrCl3 + 2 KCl + 7 H2O + 6 FeCl3
K2Cr2O7 + H2SO4 + CH3CH3OH = CH3COOH + Cr(SO4) + K2SO4 + H2O =>
5 K2Cr2O7 + 15 H2SO4 + 8 CH3CH3OH = 8 CH3COOH + 10 Cr(SO4) + 5 K2SO4 + 27 H2O
Ag2O(s) + H2O(l) = Ag(l) + OH(aq) =>
Ag2O(s) + H2O(l) = 2 Ag(l) + 2 OH(aq)
Pb(NO3)2 + (NH4)2CO3 = Pb(CO3)2 + (NH4)2NO3 =>
Pb(NO3)2 + 2(NH4)2CO3 = Pb(CO3)2 + 2(NH4)2NO3
Br2 + NO + H2O = HNO3 + HBr =>
3 Br2 + 2 NO + 4 H2O = 2 HNO3 + 6 HBr
CaH2(s) + H2O(l) = Ca(OH)2(s) + H2(g) =>
CaH2(s) + 2 H2O(l) = Ca(OH)2(s) + 2 H2(g)
[Co(NH3)5Cl]Cl2 + AgNO3 = [Co(NH3)5Cl] + NO3 + AgCl =>
[Co(NH3)5Cl]Cl2 + 2 AgNO3 = [Co(NH3)5Cl] + 2 NO3 + 2 AgCl
H2 + Cr2O3 = Cr + H2O =>
3 H2 + Cr2O3 = 2 Cr + 3 H2O
Na2CrO4 + Na2S2O3 + H2O = NaCr(OH)4 + Na2SO4 + NaOH =>
8 Na2CrO4 + 3 Na2S2O3 + 17 H2O = 8 NaCr(OH)4 + 6 Na2SO4 + 2 NaOH
C6H5CH2OH + KMnO4 + H3PO4 = C6H5COOH + K3PO4 + Mn3(PO4)2 + H2O =>
15 C6H5CH2OH + 12 KMnO4 + 12 H3PO4 = 15 C6H5COOH + 4 K3PO4 + 4 Mn3(PO4)2 + 33 H2O
HI(aq) + CaCO3(s) = CaI2(aq) + CO2(g) + H2O(l) =>
2 HI(aq) + CaCO3(s) = CaI2(aq) + CO2(g) + H2O(l)
CuSO4*11H2O = CuSO4 + H2O =>
CuSO4*11H2O = CuSO4 + 11 H2O
Mn(s) + Sn(NO3)2 = Mn(NO3)2 + Sn(s) =>
Mn(s) + Sn(NO3)2 = Mn(NO3)2 + Sn(s)
Zn + Ni(NO3) = ZnNO3 + Ni2 =>
2 Zn + 2 Ni(NO3) = 2 ZnNO3 + Ni2
CrCl2 + HNO3 = Cr(NO3)2 + CrCl3 + NO2 + H2O =>
3 CrCl2 + 4 HNO3 = Cr(NO3)2 + 2 CrCl3 + 2 NO2 + 2 H2O
KMnO4 + K2C2O4 + H2SO4 = CO2SO4 + K2SO4 + KMnO2 + H2O =>
3 KMnO4 + 2 K2C2O4 + 6 H2SO4 = 4 CO2SO4 + 2 K2SO4 + 3 KMnO2 + 6 H2O
Na2CO3(aq) + CaSO4(aq) = CaCO3(s) + Na2SO4 =>
Na2CO3(aq) + CaSO4(aq) = CaCO3(s) + Na2SO4
AuI3 + Mg = Au + MgI2 =>
2 AuI3 + 3 Mg = 2 Au + 3 MgI2
K2Cr2O7 + Fe(SO)4 + H2SO4 = Cr(SO4)3 + K2(SO)4 + Fe2(SO4)3 + H2O =>
19 K2Cr2O7 + 18 Fe(SO)4 + 145 H2SO4 = 38 Cr(SO4)3 + 19 K2(SO)4 + 9 Fe2(SO4)3 + 145 H2O
Na2S*9H2O + O2 = Na2S2O3 + NaOH + H2O =>
2 Na2S*9H2O + 2 O2 = Na2S2O3 + 2 NaOH + 17 H2O
KMn(O)2 + HCl = KCl + (Cl)2 + Mn(Cl)2 + (H)2O =>
2 KMn(O)2 + 8 HCl = 2 KCl + (Cl)2 + 2 Mn(Cl)2 + 4(H)2O
C2H5COOH + Ca(OH)2 = CaCOOH + CO2 + H2 =>
C2H5COOH + 2 Ca(OH)2 = 2 CaCOOH + CO2 + 4 H2
H2SO4 + Sr(OH)2 = H2(OH)2 + SO4Sr =>
H2SO4 + Sr(OH)2 = H2(OH)2 + SO4Sr
(NH4)2MoS4 + KMnO4 + H2SO4 = MoO3 + MnSO4 + K2SO4 + H2O + NH3 =>
5(NH4)2MoS4 + 32 KMnO4 + 28 H2SO4 = 5 MoO3 + 32 MnSO4 + 16 K2SO4 + 33 H2O + 10 NH3
Al(OH)3 + HClO4 = Al(ClO4)3 + H2O =>
Al(OH)3 + 3 HClO4 = Al(ClO4)3 + 3 H2O
Mn(BO2)3 + NaBO2 + C = Mn(BO2)2 + Na2B4O7 + CO2 =>
4 Mn(BO2)3 + 4 NaBO2 + C = 4 Mn(BO2)2 + 2 Na2B4O7 + CO2
CH3COONaHCl = CH3COOHNaCl =>
CH3COONaHCl = CH3COOHNaCl
CO2 + H2O = C6H12O6 + O2 =>
6 CO2 + 6 H2O = C6H12O6 + 6 O2
AlCl + H2O = AlOH + HCl =>
AlCl + H2O = AlOH + HCl
Al(ClO3)3 = AlCl3 + O2 =>
2 Al(ClO3)3 = 2 AlCl3 + 9 O2
ClO2 + KOH = KClO3 + KCl + H2O =>
6 ClO2 + 6 KOH = 5 KClO3 + KCl + 3 H2O
H2NCH2CH2NH2 + HCl = H2NCH2CH2NH3Cl =>
H2NCH2CH2NH2 + HCl = H2NCH2CH2NH3Cl
F8 + H2O = HF + O2 =>
F8 + 4 H2O = 8 HF + 2 O2
UF4(s) + Ca(s) = U(s) + CaF2(s) =>
UF4(s) + 2 Ca(s) = U(s) + 2 CaF2(s)
TiO2 + Na(OH) = Na2TiO3 + H2O =>
TiO2 + 2 Na(OH) = Na2TiO3 + H2O
Cu + HNO3 = NO + Cu(NO3)2 + H2O =>
3 Cu + 8 HNO3 = 2 NO + 3 Cu(NO3)2 + 4 H2O
Cr + HCl = HCr3 + ClCr3 =>
6 Cr + HCl = HCr3 + ClCr3
Ba(OH)2 + Zn(NO3)2 = Zn(OH)2 + Ba(NO3)2 =>
Ba(OH)2 + Zn(NO3)2 = Zn(OH)2 + Ba(NO3)2
CH2O = COH2 =>
CH2O = COH2
OH{-} + CrO2{2-} + Cl2 = CrO4{2-} + H2O + Cl{-} =>
4 OH{-} + CrO2{2-} + 2 Cl2 = CrO4{2-} + 2 H2O + 4 Cl{-}
NaCl + AgNO3 + HNO3 = Na2(NO3)2 + AgCl2 + H =>
2 NaCl + AgNO3 + HNO3 = Na2(NO3)2 + AgCl2 + H
NaOH + CuSO4 = Na2SO4 + Cu(OH)2 =>
2 NaOH + CuSO4 = Na2SO4 + Cu(OH)2
MgSO4 + HNO3 = H2SO4 + Mg(NO3)2 =>
MgSO4 + 2 HNO3 = H2SO4 + Mg(NO3)2
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