| Équations équilibrées la veille | Équations équilibrées le lendemain |
Ta(BrO2)5 + NbI5 = TaI5 + Nb(BrO2)5
CO2 + H2O = C6H12O6 + O2 =>
6 CO2 + 6 H2O = C6H12O6 + 6 O2
NH4 + H2O = H2NH4 + (NH4)2O =>
3 NH4 + H2O = H2NH4 + (NH4)2O
TlCl + AgNO3 = TlNO3 + AgCl =>
TlCl + AgNO3 = TlNO3 + AgCl
NaHS + NaOH = Na2S + H2O =>
NaHS + NaOH = Na2S + H2O
PB(OH)2 + CH3COOH = PB(OH)CH3COO + H2O =>
PB(OH)2 + CH3COOH = PB(OH)CH3COO + H2O
HCHO2 + NaHCO3 = CO2 + H2O + NaCHO2 =>
HCHO2 + NaHCO3 = CO2 + H2O + NaCHO2
Ca(OH)2 + Al2(SO3)3 = CaO + SO2 + Al(OH)3 =>
3 Ca(OH)2 + Al2(SO3)3 = 3 CaO + 3 SO2 + 2 Al(OH)3
K2CO3 + BaCl2 = BaCO3 + KCl =>
K2CO3 + BaCl2 = BaCO3 + 2 KCl
C6H5Br + C2H5Br + Na = C8H10 + NaBr =>
C6H5Br + C2H5Br + 2 Na = C8H10 + 2 NaBr
C11H18O5 + CHCl3 = C10H10O5 + CH2Cl2 + CO2 =>
10 C11H18O5 + 50 CHCl3 = 8 C10H10O5 + 75 CH2Cl2 + 5 CO2
LiBr + Cl{2} = LiCl + Br{2} =>
LiBr + Cl{2} = LiCl + Br{2}
NH42(CO3) + Mg2(SO4)3 = NH42(SO4) + Mg2(CO3)3 =>
3 NH42(CO3) + Mg2(SO4)3 = 3 NH42(SO4) + Mg2(CO3)3
K + Cl = KCl =>
K + Cl = KCl
FeSO + KMnO4 + H2SO4 = Fe2(SO4)3 + KHSO4 + MnSO4 + H2O =>
10 FeSO + 14 KMnO4 + 33 H2SO4 = 5 Fe2(SO4)3 + 14 KHSO4 + 14 MnSO4 + 26 H2O
MgBr2 + KNO3 = KBr + Mg(NO3)2 =>
MgBr2 + 2 KNO3 = 2 KBr + Mg(NO3)2
AgNO3 + BaO2 = BaNO3 + Ag + O2 =>
AgNO3 + BaO2 = BaNO3 + Ag + O2
KOH + Br2 + NH3 = KBr + N2 + H2O =>
6 KOH + 3 Br2 + 2 NH3 = 6 KBr + N2 + 6 H2O
Cr(OH)3 + IO3{-} + OH({-}) = CrO4{2-} + I{-} + H2O =>
2 Cr(OH)3 + IO3{-} + 4 OH({-}) = 2 CrO4{2-} + I{-} + 5 H2O
CrBr2(aq) + Na2CO3(aq) = CrCO3 + NaBr =>
CrBr2(aq) + Na2CO3(aq) = CrCO3 + 2 NaBr
C3H8 + O2 = CO2 + H2O =>
C3H8 + 5 O2 = 3 CO2 + 4 H2O
Si + BaO = SiO2 + Ba =>
Si + 2 BaO = SiO2 + 2 Ba
CuO + KNO3 + KOH = H2O + KCuO2 + KNO2 =>
2 CuO + KNO3 + 2 KOH = H2O + 2 KCuO2 + KNO2
Na3[Cr(oh)6] + KClO3 + KOH + NaCl = Na2CrO4 + H2O + KCl =>
2 Na3[Cr(oh)6] + 13 KClO3 + 18 KOH + 18 NaCl = 12 Na2CrO4 + 9 H2O + 31 KCl
As2O3 + H2DO4 + Zn = AsH3 + H2O + ZnDO4 =>
As2O3 + 6 H2DO4 + 6 Zn = 2 AsH3 + 3 H2O + 6 ZnDO4
(H)2 + Cl2 = HCl =>
(H)2 + Cl2 = 2 HCl
Cu{+} + SO4{-} = CuSO4 =>
Cu{+} + SO4{-} = CuSO4
Og + O2 = OgO4 =>
Og + 2 O2 = OgO4
Cr2O3 + K(MnO4) + KOH = K2CrO4 + K2MnO4 + CrOH3 =>
6 Cr2O3 + K(MnO4) + 15 KOH = 7 K2CrO4 + K2MnO4 + 5 CrOH3
KClO3 + C2H2O4 + H2SO4 = ClO2 + CO2 + KHSO4 + H2O =>
2 KClO3 + C2H2O4 + 2 H2SO4 = 2 ClO2 + 2 CO2 + 2 KHSO4 + 2 H2O
CaCl2 = Ca + Cl2 =>
CaCl2 = Ca + Cl2
VOSO4 + H2O2 = VO2SO4 + H2O =>
VOSO4 + H2O2 = VO2SO4 + H2O
SnCl3 + NaOH = Sn(OH)3 + NaCl =>
SnCl3 + 3 NaOH = Sn(OH)3 + 3 NaCl
Zn + Sn(NO3)2 = Zn(NO3)2 + Sn =>
Zn + Sn(NO3)2 = Zn(NO3)2 + Sn
BaBr2 + H3PO4 = Ba3(PO4)2 + HBr =>
3 BaBr2 + 2 H3PO4 = Ba3(PO4)2 + 6 HBr
H2SO4 + C2H5OH + KMgO4 = CO2 + MgO + H2O + K2SO4 =>
6 H2SO4 + 5 C2H5OH + 12 KMgO4 = 10 CO2 + 12 MgO + 21 H2O + 6 K2SO4
Cl + HNO3 = ClNO3 + H2 =>
2 Cl + 2 HNO3 = 2 ClNO3 + H2
NaCl + Fe(OH)3 + HCl = FeCl2 + NaClO + H2O =>
NaCl + 2 Fe(OH)3 + 4 HCl = 2 FeCl2 + NaClO + 5 H2O
K2CrO4 + Pb(C2H3O2)2 = PbCrO4 + K(C2H3O2) =>
K2CrO4 + Pb(C2H3O2)2 = PbCrO4 + 2 K(C2H3O2)
H2SiO3 + NaOH = NaSiO3 + H3O =>
H2SiO3 + NaOH = NaSiO3 + H3O
NaBiO3 + HCl = BiCl3 + Cl2 + NaCl + H2O =>
NaBiO3 + 6 HCl = BiCl3 + Cl2 + NaCl + 3 H2O
NH3 + HCl = NH4Cl =>
NH3 + HCl = NH4Cl
BaCl2 + CaSO4 = BaSO4 + CaCl2 =>
BaCl2 + CaSO4 = BaSO4 + CaCl2
CuCO3(s) = CuO(s)CO2(g) =>
CuCO3(s) = CuO(s)CO2(g)
AlCl3(aq) + K2SO4(aq) = Al2(SO4)3(s) + KCl(aq) =>
2 AlCl3(aq) + 3 K2SO4(aq) = Al2(SO4)3(s) + 6 KCl(aq)
Ca(s) + FeCl2(aq) = CaCl2(aq) + Fe(s) =>
Ca(s) + FeCl2(aq) = CaCl2(aq) + Fe(s)
XZn + NaOH + H2O = XNa2Zn(OH)4 + H2 =>
XZn + 2 NaOH + 2 H2O = XNa2Zn(OH)4 + H2
KNO3(s) + S(s) + C(s) = K2S(g) + N2(s) + CO2(g) =>
2 KNO3(s) + S(s) + 3 C(s) = K2S(g) + N2(s) + 3 CO2(g)
C3H4O4 + NaOH = C3H3O4Na + H2O =>
C3H4O4 + NaOH = C3H3O4Na + H2O
ZnS + H2O = Zn(s) + H2SO4 + H{+} + e =>
ZnS + 4 H2O = Zn(s) + H2SO4 + 6 H{+} + 6e
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