| Équations équilibrées la veille | Équations équilibrées le lendemain |
6 Fe2(CO3)3 + 81 C + 72 N = 4[Fe(CN)6]3 + 27 CO2
PCl3 + Ba(OH)2 = BaCl2 + Ba3(PO3)2 + H2O =>
2 PCl3 + 6 Ba(OH)2 = 3 BaCl2 + Ba3(PO3)2 + 6 H2O
Sn(s) + HClO3(aq) = Sn(ClO3)2(aq) + H2(g) =>
Sn(s) + 2 HClO3(aq) = Sn(ClO3)2(aq) + H2(g)
TeO + H2O = Te(OH)2 =>
TeO + H2O = Te(OH)2
AlCl3 + Ba(OH)2 = Al(OH)3 + BaCl2 =>
2 AlCl3 + 3 Ba(OH)2 = 2 Al(OH)3 + 3 BaCl2
HF + NaOH = FOH + NaH =>
HF + NaOH = FOH + NaH
H3PO + Ca(OH)2 = Ca3(PO)2 + H2O =>
2 H3PO + 3 Ca(OH)2 = Ca3(PO)2 + 6 H2O
Sn + Ag = SnAg2 =>
Sn + 2 Ag = SnAg2
AgClO3 + HNO2 = AgCl + H2O + NO2 =>
AgClO3 + 6 HNO2 = AgCl + 3 H2O + 6 NO2
Cu(OH)2(ac) = CuO(s) + H2O(l) =>
Cu(OH)2(ac) = CuO(s) + H2O(l)
CaCO3 + SO2 + O2 = CaSO4 + CO2 =>
2 CaCO3 + 2 SO2 + O2 = 2 CaSO4 + 2 CO2
Mg(ClO3)2 + HNO3 = Mg(NO3)2 + HClO3 =>
Mg(ClO3)2 + 2 HNO3 = Mg(NO3)2 + 2 HClO3
(NH4)2MbO4 + HNO3 = MbO3 + NH4NO3 + H2O =>
(NH4)2MbO4 + 2 HNO3 = MbO3 + 2 NH4NO3 + H2O
ZnS + NaOH = Zn(OH)2 + Na2S =>
ZnS + 2 NaOH = Zn(OH)2 + Na2S
Fe5O4 + CO = Fe + CO2 =>
Fe5O4 + 4 CO = 5 Fe + 4 CO2
HSO3{-} + H{+} = H2SO3 =>
HSO3{-} + H{+} = H2SO3
C7H8O + NaOCl = C7H6O + H2O + NaCl =>
C7H8O + NaOCl = C7H6O + H2O + NaCl
FeO4{2-} + H2O = Fe(OH)3 + OH{-} + O2 =>
4 FeO4{2-} + 10 H2O = 4 Fe(OH)3 + 8 OH{-} + 3 O2
C8H18 + KMnO4 + H2SO4 = C9H16O4 + K2SO4 + MnSO4 + H2O =>
45 C8H18 + 98 KMnO4 + 147 H2SO4 = 40 C9H16O4 + 49 K2SO4 + 98 MnSO4 + 232 H2O
Al(OH) + H4SiO4 = Al4(SiO4) + H2O =>
4 Al(OH) + H4SiO4 = Al4(SiO4) + 4 H2O
C3H6 + O2 = C2H3CHO + H2 =>
2 C3H6 + O2 = 2 C2H3CHO + 2 H2
MgOH2 + H3PO4 = MgPO4 + OH2H3 =>
MgOH2 + H3PO4 = MgPO4 + OH2H3
Cu + HCl = CuCl2 + H2 =>
Cu + 2 HCl = CuCl2 + H2
C2OC3 = CO2 + C =>
2 C2OC3 = CO2 + 9 C
CH4 + O2 = CO2 + H2O =>
CH4 + 2 O2 = CO2 + 2 H2O
MnO4{-} + H{+} + C3H8O = H2O + MnO2 + C3H6O =>
2 MnO4{-} + 2 H{+} + 3 C3H8O = 4 H2O + 2 MnO2 + 3 C3H6O
OH{-} + H2O + Zn + NO3{-} = Zn(OH)4{2-} + NH3 =>
7 OH{-} + 6 H2O + 4 Zn + NO3{-} = 4 Zn(OH)4{2-} + NH3
C8H16(l) + O2 = CO2 + H2O =>
C8H16(l) + 12 O2 = 8 CO2 + 8 H2O
KBr + I2 = IBr2 + K =>
4 KBr + I2 = 2 IBr2 + 4 K
K + BaO = O2 + K2Ba =>
4 K + 2 BaO = O2 + 2 K2Ba
Al(OH)3 + HNO2 = H2O + Al + NO2 =>
Al(OH)3 + 3 HNO2 = 3 H2O + Al + 3 NO2
NaHSO4 + K2CO3 = Na2CO3 + KHSO4 =>
2 NaHSO4 + K2CO3 = Na2CO3 + 2 KHSO4
CaCl2 + Na2CO3 = CaCO3 + NaCl =>
CaCl2 + Na2CO3 = CaCO3 + 2 NaCl
MnI + F = MnF + I =>
MnI + F = MnF + I
NaHCO3 + C6H8O7 = CO2 + H2O + Na3C6H5O2 =>
27 NaHCO3 + 14 C6H8O7 = 57 CO2 + 47 H2O + 9 Na3C6H5O2
Ca2Cl1 = Ca + Cl2 =>
2 Ca2Cl1 = 4 Ca + Cl2
SrC2O4 + Ba = BaC2O4 + Sr =>
SrC2O4 + Ba = BaC2O4 + Sr
(CH3)2NH + HCl = (CH3)2NH4Cl + Cl =>
(CH3)2NH + 3 HCl = (CH3)2NH4Cl + 2 Cl
Ge + KOH + H2O2 = K2GeO3 + H2O =>
Ge + 2 KOH + 2 H2O2 = K2GeO3 + 3 H2O
UO2 + H2SO4 = USO5 + H2O =>
UO2 + H2SO4 = USO5 + H2O
Co + HPO3 = Co(PO3)2 + H2 =>
Co + 2 HPO3 = Co(PO3)2 + H2
P4(S) + S8(s) = P4S3(s) =>
4 P4(S) + S8(s) = 4 P4S3(s)
NaI(ag) + Cl2(g) = NaCl(aq) + I2(s) =>
2 NaI(ag) + Cl2(g) = 2 NaCl(aq) + I2(s)
H2S + H2O2 = S + H2O =>
H2S + H2O2 = S + 2 H2O
LiBr + Co(SO3)2 = Li(SO3) + CoBr2 =>
2 LiBr + Co(SO3)2 = 2 Li(SO3) + CoBr2
H2SO3 + LiOH = H2O + Li2SO3 =>
H2SO3 + 2 LiOH = 2 H2O + Li2SO3
Fe3O4 + H2 = Fe + H2O =>
Fe3O4 + 4 H2 = 3 Fe + 4 H2O
KClO3 + SnSO4 + KOH = KCl + SnO2 + K2SO4 + H2O =>
KClO3 + 3 SnSO4 + 6 KOH = KCl + 3 SnO2 + 3 K2SO4 + 3 H2O
HNO3 + H2Br = Br2 + NO + H2O =>
4 HNO3 + 6 H2Br = 3 Br2 + 4 NO + 8 H2O
Zn + HNO3 = Zn(NO3)2(aq) + N2O + H2O =>
4 Zn + 10 HNO3 = 4 Zn(NO3)2(aq) + N2O + 5 H2O
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