| Équations équilibrées la veille |
CaCl2 + 2(NH4)2C2O4 = CaC2O4 + 2(NH4)2Cl + 2 CO2
K4Fe(CN)6 + KMnO4 + H2SO4 = KHSO4 + Fe2(SO4)3 + MnSO4 + HNO3 + CO2 + H2O =>
10 K4Fe(CN)6 + 122 KMnO4 + 299 H2SO4 = 162 KHSO4 + 5 Fe2(SO4)3 + 122 MnSO4 + 60 HNO3 + 60 CO2 + 188 H2O
Al3 + HCl = Al(Cl)3 + H =>
Al3 + 9 HCl = 3 Al(Cl)3 + 9 H
NaNO3 + K2CrO7 = Na2CrO7 + KNO3 =>
2 NaNO3 + K2CrO7 = Na2CrO7 + 2 KNO3
Mg2 + KCl = MgCl2 + K =>
Mg2 + 4 KCl = 2 MgCl2 + 4 K
NaCl(aq) + CuSO4 = CuCl2 + Na2SO4 =>
2 NaCl(aq) + CuSO4 = CuCl2 + Na2SO4
Na2SO4(aq) + KOH(aq) = NaOH + K2SO4 =>
Na2SO4(aq) + 2 KOH(aq) = 2 NaOH + K2SO4
NH4ClO4 + C = CO + Cl2 + N2 + H2O =>
2 NH4ClO4 + 4 C = 4 CO + Cl2 + N2 + 4 H2O
Al + Fe2 = Al{3+} + Fe{-} =>
2 Al + 3 Fe2 = 2 Al{3+} + 6 Fe{-}
KNO3 + H2O = HNO3 + KOH =>
KNO3 + H2O = HNO3 + KOH
H2SO4 + Ca = CaSO4 + H2 =>
H2SO4 + Ca = CaSO4 + H2
Fe2O3 + CO = Fe + CO2 =>
Fe2O3 + 3 CO = 2 Fe + 3 CO2
Al(s) + H2SO4(aq) = Al2(SO4) + H2(g) =>
2 Al(s) + H2SO4(aq) = Al2(SO4) + H2(g)
Fe(OH)3 + HNO3 = Fe(NO3)3 + H2O =>
Fe(OH)3 + 3 HNO3 = Fe(NO3)3 + 3 H2O
NaNO3 + Zn + H2O = NH3 + Na2ZnO2 + OH =>
2 NaNO3 + Zn + 10 H2O = 2 NH3 + Na2ZnO2 + 14 OH
Cu + Fe2O3 = CuO3 + Fe2 =>
Cu + Fe2O3 = CuO3 + Fe2
Al(H2O)6 + OH = AlO2 + H2O =>
Al(H2O)6 + 4 OH = AlO2 + 8 H2O
NH3NO3 + C12H22O11 = CO2 + N2 + H2O =>
16 NH3NO3 + C12H22O11 = 12 CO2 + 16 N2 + 35 H2O
Ca + Ga2(CO3)3 = Ga + Ca(CO3)3 =>
Ca + Ga2(CO3)3 = 2 Ga + Ca(CO3)3
(NH4)2CO3 + KBr = K2CO3 + NH4Br =>
(NH4)2CO3 + 2 KBr = K2CO3 + 2 NH4Br
FeS2 + O2 = Fe2O3 + SO2 =>
4 FeS2 + 11 O2 = 2 Fe2O3 + 8 SO2
HNO3 + P = H3PO4 + NO2 + H2 =>
8 HNO3 + 2 P = 2 H3PO4 + 8 NO2 + H2
(CH3COO)2Pb + Na2CO3 + H2O = CH3COONa + (PbOH)2CO3 + CO2 =>
2(CH3COO)2Pb + 2 Na2CO3 + H2O = 4 CH3COONa + (PbOH)2CO3 + CO2
F + S = SF6 =>
6 F + S = SF6
C10H8O4 + NaOH = C2H6O2 + C8H4O4Na2 =>
C10H8O4 + 2 NaOH = C2H6O2 + C8H4O4Na2
C3H5(OH)3 + Fe(NO3)3 = C3H5N3O9 + Fe(OH)3 =>
C3H5(OH)3 + Fe(NO3)3 = C3H5N3O9 + Fe(OH)3
KPO4 + Ni2NO3 = KNO3 + Ni2PO4 =>
KPO4 + Ni2NO3 = KNO3 + Ni2PO4
RbI2 + Pb2(NO3)2 = RbNO3 + PbI2 =>
2 RbI2 + Pb2(NO3)2 = 2 RbNO3 + 2 PbI2
NaOH + CH3COOH = Na2 + CO2 + H2O =>
8 NaOH + CH3COOH = 4 Na2 + 2 CO2 + 6 H2O
N2 + O2 = NO =>
N2 + O2 = 2 NO
Hg2O + H2SO4 = Hg2SO4 + H2O =>
Hg2O + H2SO4 = Hg2SO4 + H2O
MnO4{-} + HSO3{-} + OH{-} = MnO4{2-} + HSO4{-} + H2O =>
2 MnO4{-} + HSO3{-} + 2 OH{-} = 2 MnO4{2-} + HSO4{-} + H2O
Fe2S3 + Na2CO3 = Fe2(CO3)3 + Na2S =>
Fe2S3 + 3 Na2CO3 = Fe2(CO3)3 + 3 Na2S
Cu + H2SO4 = CuSO4 + H2O + SO2 =>
Cu + 2 H2SO4 = CuSO4 + 2 H2O + SO2
CaO + HNO3 = Ca(NO3)2 + H2O =>
CaO + 2 HNO3 = Ca(NO3)2 + H2O
FeO4{2-} + H2O + H{+} = (Fe(H2O)6){3+} + O2 =>
4 FeO4{2-} + 14 H2O + 20 H{+} = 4(Fe(H2O)6){3+} + 3 O2
SrCl2(aq) + CaCO3(aq) = CaCl2 + SrCO3 =>
SrCl2(aq) + CaCO3(aq) = CaCl2 + SrCO3
(CH3)2NH + NaOH = (CH3)2N + H2O + Na =>
(CH3)2NH + NaOH = (CH3)2N + H2O + Na
AuCl3 + F2 = AuF3 + Cl2 =>
2 AuCl3 + 3 F2 = 2 AuF3 + 3 Cl2
As + HBiO + KOH = K3AsO4 + Bi + H2O =>
As + 5 HBiO + 3 KOH = K3AsO4 + 5 Bi + 4 H2O
H2CO3 = H2O + CO2 =>
H2CO3 = H2O + CO2
NH4Cl(l) + NaOH(l) = NH3(l) + H2O(l) + NaCl(l) =>
NH4Cl(l) + NaOH(l) = NH3(l) + H2O(l) + NaCl(l)
C2H5 + O2 = HOH + CO2 =>
4 C2H5 + 13 O2 = 10 HOH + 8 CO2
Fe + Ba = Fe2Ba =>
2 Fe + Ba = Fe2Ba
Ca(O) + H(OH) = Ca(OH)2 =>
Ca(O) + H(OH) = Ca(OH)2
Al(NO3)3(aq) + H2SO4(aq) = Al2(SO4)3(s) + HNO3(s) =>
2 Al(NO3)3(aq) + 3 H2SO4(aq) = Al2(SO4)3(s) + 6 HNO3(s)
C10H7OH + NaOH = H2O + C10H7ONa =>
C10H7OH + NaOH = H2O + C10H7ONa
C2H5OH + Al2O3 = C2H5OC2H5 + Al(OH)3 =>
6 C2H5OH + Al2O3 = 3 C2H5OC2H5 + 2 Al(OH)3
CO + CrCl3 + C6H5MgBr = Cr(CO)2(C6H5)4 + MgBrCl + MgBr =>
2 CO + CrCl3 + 4 C6H5MgBr = Cr(CO)2(C6H5)4 + 3 MgBrCl + MgBr
Se3{2-} + ClO3{-} = SeO4{2-} + Cl2 =>
Se3{2-} + 4 ClO3{-} = 3 SeO4{2-} + 2 Cl2
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