| Équations équilibrées la veille | Équations équilibrées le lendemain |
CuCl2 + O2 = CuCl2O2
Zn + NaCl = ZnCl2 + Na =>
Zn + 2 NaCl = ZnCl2 + 2 Na
Fe2(SO4)3 + Fe(OH)2 = Fe(OH)3 + FeSO4 =>
Fe2(SO4)3 + 3 Fe(OH)2 = 2 Fe(OH)3 + 3 FeSO4
C3H6(g) + NO(g) = C3H3N(s) + H2O(l) + N2(g) =>
4 C3H6(g) + 6 NO(g) = 4 C3H3N(s) + 6 H2O(l) + N2(g)
NH4OH + H3PO4 = (NH4)3PO4 + H2O =>
3 NH4OH + H3PO4 = (NH4)3PO4 + 3 H2O
C3H8 + O2 = CO2 + H2O =>
C3H8 + 5 O2 = 3 CO2 + 4 H2O
FeSO4 + NH3 + H2O + O2 = Fe2O3 + (NH4)2SO4 =>
4 FeSO4 + 8 NH3 + 4 H2O + O2 = 2 Fe2O3 + 4(NH4)2SO4
Ca3P2(g) + H2O = Ca(OH)2 + PH3 =>
Ca3P2(g) + 6 H2O = 3 Ca(OH)2 + 2 PH3
CO2 + AgNO3 = Ag2CO3 + NO2 + O2 =>
2 CO2 + 4 AgNO3 = 2 Ag2CO3 + 4 NO2 + O2
NaClO4 + AgNO3 = NaNO3 + AgClO4 =>
NaClO4 + AgNO3 = NaNO3 + AgClO4
Al + O2 = Al2O3 =>
4 Al + 3 O2 = 2 Al2O3
OH[{-}] + Bi2O3 + ClO{-} = BiO3[{-}] + Cl{-} + H2O =>
2 OH[{-}] + Bi2O3 + 2 ClO{-} = 2 BiO3[{-}] + 2 Cl{-} + H2O
Al + Mg(Cl) = Cl + AlMg =>
Al + Mg(Cl) = Cl + AlMg
SeCl + O = SeO + Cl =>
SeCl + O = SeO + Cl
C7H17 + O = H2O + CO =>
2 C7H17 + 31 O = 17 H2O + 14 CO
Mn(NO3)2 + C2H5NO2 = MnO2 + CO2 + H2O + N2 =>
9 Mn(NO3)2 + 8 C2H5NO2 = 9 MnO2 + 16 CO2 + 20 H2O + 13 N2
Cr + FeCl2 = Fe + CrCl3 =>
2 Cr + 3 FeCl2 = 3 Fe + 2 CrCl3
Sn + HNO3(diluted) = Sn(NO3)2 + NH4NO3 + H2O =>
4 Sn + 10 HNO3(diluted) = 4 Sn(NO3)2 + NH4NO3 + 3 H2O
H2S + MgO = MgS + H2O =>
H2S + MgO = MgS + H2O
O2 + Bi2Te3 = Bi2O4 + TeO2 =>
5 O2 + Bi2Te3 = Bi2O4 + 3 TeO2
NHO2 = NHO3 + NO + H2O =>
3 NHO2 = NHO3 + 2 NO + H2O
ZnSO4 + K2S = ZnS + K2SO4 =>
ZnSO4 + K2S = ZnS + K2SO4
KBr + H2O = KOH + HBr =>
KBr + H2O = KOH + HBr
SnCl2 + K2Cr2O7 + HCl = H[SnCl6] + KCl + H2O + CrCl3 =>
2 SnCl2 + K2Cr2O7 + 16 HCl = 2 H[SnCl6] + 2 KCl + 7 H2O + 2 CrCl3
MnO + AgNO3 = Mn(NO3)2 + Ag2O =>
MnO + 2 AgNO3 = Mn(NO3)2 + Ag2O
HClO + SO2 = ClSO3H =>
HClO + SO2 = ClSO3H
AlBr3 + K2SO4 = KBr + Al2(SO4)3 =>
2 AlBr3 + 3 K2SO4 = 6 KBr + Al2(SO4)3
FrOH + HF = FrF + H2O =>
FrOH + HF = FrF + H2O
NaSCN + Cl2 = CNCl + NaS =>
2 NaSCN + Cl2 = 2 CNCl + 2 NaS
KClO3 + FeSO4 + KMnO4 + H2O = KClO4 + Fe(OH)2 + K2SO4 + MnSO4 =>
5 KClO3 + 3 FeSO4 + 2 KMnO4 + 3 H2O = 5 KClO4 + 3 Fe(OH)2 + K2SO4 + 2 MnSO4
H2SO4(aq) + Ba(OH)2(aq) = BaSO4(aq) + H2O =>
H2SO4(aq) + Ba(OH)2(aq) = BaSO4(aq) + 2 H2O
Bi2O3 + Br2 + KOH = KBiO3 + KBr + H2O =>
Bi2O3 + 2 Br2 + 6 KOH = 2 KBiO3 + 4 KBr + 3 H2O
*3KOH + H3PO4 = H2O + K3PO4 =>
*3KOH + H3PO4 = 3 H2O + K3PO4
C5H9NO4 + NaOH = C5H8NO4Na + H2O =>
C5H9NO4 + NaOH = C5H8NO4Na + H2O
CH3CH2OH + O2 = CH3CHO + H20O =>
20 CH3CH2OH + O2 = 20 CH3CHO + 2 H20O
Ni + H2O = Ni2O3 + H2 =>
2 Ni + 3 H2O = Ni2O3 + 3 H2
Cu(HNO3)2 + NaOH = Cu(OH)2 + NaHNO3 =>
Cu(HNO3)2 + 2 NaOH = Cu(OH)2 + 2 NaHNO3
CrO4{2-} + S{2-} + H2O = CrO2{-} + OH{-} + S =>
2 CrO4{2-} + 3 S{2-} + 4 H2O = 2 CrO2{-} + 8 OH{-} + 3 S
Ni + (Dmg) = Ni(Dmg)2 =>
Ni + 2(Dmg) = Ni(Dmg)2
Fe(SCN)3 + AgNO3 = Fe(NO3)3 + Ag(SCN) =>
Fe(SCN)3 + 3 AgNO3 = Fe(NO3)3 + 3 Ag(SCN)
Fe2O3 + H2SO4 = Fe2(SO4)3 + H2O =>
Fe2O3 + 3 H2SO4 = Fe2(SO4)3 + 3 H2O
HOCl + KBr = HBr + KClO =>
HOCl + KBr = HBr + KClO
CN{-} + CrO4{-}2 + H2O = CNO{-} + OH{-} + Cr(OH)3 =>
2 CN{-} + CrO4{-}2 + 2 H2O = 2 CNO{-} + OH{-} + Cr(OH)3
HClO4 + Mg(OH)2 = H2O + Mg(ClO4)2 =>
2 HClO4 + Mg(OH)2 = 2 H2O + Mg(ClO4)2
C2H5OH + O2 = CO2 + H2O =>
C2H5OH + 3 O2 = 2 CO2 + 3 H2O
Fe(NO2)3 + Zn(IO3)2 = Fe(IO3)3 + Zn(NO2)2 =>
2 Fe(NO2)3 + 3 Zn(IO3)2 = 2 Fe(IO3)3 + 3 Zn(NO2)2
(NH4)2Cr2O7 + Na3PO4 = Na2Cr2O7 + (NH4)3PO4 =>
3(NH4)2Cr2O7 + 2 Na3PO4 = 3 Na2Cr2O7 + 2(NH4)3PO4
RbBr + ZnCl = ZnBr + RbCl =>
RbBr + ZnCl = ZnBr + RbCl
K + HNO3 = KNO3 + H2 =>
2 K + 2 HNO3 = 2 KNO3 + H2
MnCl2 + NaHCO3 = MnCO3 + H2O + CO2 + NaCl =>
MnCl2 + 2 NaHCO3 = MnCO3 + H2O + CO2 + 2 NaCl
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