| Équations équilibrées la veille | Équations équilibrées le lendemain |
Cl{2+} + 3 Fe{2+} = Cl{-} + 3 Fe{3+}
CH3COONa + Cu(OH)2 + NaOH = Cu2O + H2O + Na2CO3 =>
CH3COONa + 8 Cu(OH)2 + 3 NaOH = 4 Cu2O + 11 H2O + 2 Na2CO3
Pb + HNO3 = Pb(NO3)2 + NO + H2O =>
3 Pb + 8 HNO3 = 3 Pb(NO3)2 + 2 NO + 4 H2O
C + Zn = Zn2C =>
C + 2 Zn = Zn2C
NaBr + NaBrO3 + H2SO4 = Na2SO4 + Br2 + H2O =>
5 NaBr + NaBrO3 + 3 H2SO4 = 3 Na2SO4 + 3 Br2 + 3 H2O
C2H6 + O2 = CO2 + H2O =>
2 C2H6 + 7 O2 = 4 CO2 + 6 H2O
K2HPO3 + H2SO4 = H3PO4 + SO2 + K2SO4 + H2O =>
K2HPO3 + 2 H2SO4 = H3PO4 + SO2 + K2SO4 + H2O
CaBr2(aq) + K3PO4(aq) = Ca3(PO4)2(s) + KBr(aq) =>
3 CaBr2(aq) + 2 K3PO4(aq) = Ca3(PO4)2(s) + 6 KBr(aq)
H2SO4 + NaOH = Na2SO4 + H2O =>
H2SO4 + 2 NaOH = Na2SO4 + 2 H2O
Fe2O3 + HCl = FeCl3 + H2O =>
Fe2O3 + 6 HCl = 2 FeCl3 + 3 H2O
La(NO3)3 + SiO2 + C2H6N4O2 + Eu(NO3)3 = La999Si6O27Eu001 + H2O + CO2 + N2 =>
999.00000000004La(NO3)3 + 6.0000000000002SiO2 + 1797.0000000001C2H6N4O2 + Eu(NO3)3 = La999Si6O27Eu001 + 5391.0000000002H2O + 3594.0000000001CO2 + 5094.0000000002N2
Mn{+2} + H2O = MnO2 + H{+} + e =>
Mn{+2} + 2 H2O = MnO2 + 4 H{+} + 2e
Zn + H2O = ZnO + H2 =>
Zn + H2O = ZnO + H2
C5H10O2 + O2 = CO2 + H2O =>
2 C5H10O2 + 13 O2 = 10 CO2 + 10 H2O
ONCl = NO + Cl =>
ONCl = NO + Cl
Ba(OH)2 + NaOH + H2O = Na2[Ba(OH)6] + H2 =>
Ba(OH)2 + 2 NaOH + 2 H2O = Na2[Ba(OH)6] + H2
C5H10HBr = C5H11Br =>
C5H10HBr = C5H11Br
Ca + FeCl = CaCl3 + Fe =>
Ca + 3 FeCl = CaCl3 + 3 Fe
(NH4)2SO4 + NaOCl = NH2Cl + NaOH + H2SO4 =>
(NH4)2SO4 + 2 NaOCl = 2 NH2Cl + 2 NaOH + H2SO4
KMgO4 + H2SO4 + H3N = K2(SO4) + Mg(SO4) + H2O + NO2 =>
14 KMgO4 + 21 H2SO4 + 10 H3N = 7 K2(SO4) + 14 Mg(SO4) + 36 H2O + 10 NO2
(NH4)2S + I2 = NH4I + S =>
(NH4)2S + I2 = 2 NH4I + S
Cr + Co(NO3)2 = Co + Cr(NO3)3 =>
2 Cr + 3 Co(NO3)2 = 3 Co + 2 Cr(NO3)3
Ca(OH)2 + Al + H2O = CaOAl2O3*6H2O + H2 =>
Ca(OH)2 + 2 Al + 8 H2O = CaOAl2O3*6H2O + 3 H2
Ba(NO3)2 + NH4SO4 = NH4(NO3)2 + BaSO4 =>
Ba(NO3)2 + NH4SO4 = NH4(NO3)2 + BaSO4
Ag2S(s) + O2(g) = Ag2O(s) + S(s) =>
2 Ag2S(s) + O2(g) = 2 Ag2O(s) + 2 S(s)
Mn + HClO = MnO + Cl + H =>
Mn + HClO = MnO + Cl + H
Zn + H2O = ZnO + H2 =>
Zn + H2O = ZnO + H2
Al(OH)3 + HCl = AlCl3 + H2O =>
Al(OH)3 + 3 HCl = AlCl3 + 3 H2O
BaC2O4 + HNO3 = H2C2O4 + Ba(NO3)2 =>
BaC2O4 + 2 HNO3 = H2C2O4 + Ba(NO3)2
MnO4 + H{+} + C2O4{2-} = Mn{2+} + CO2 + H2O =>
MnO4 + 8 H{+} + 3 C2O4{2-} = Mn{2+} + 6 CO2 + 4 H2O
C57H110O6 + O2(g) = CO2(g) + H2O(l) =>
2 C57H110O6 + 163 O2(g) = 114 CO2(g) + 110 H2O(l)
C9H7O4 + HCl = C9H8O4 + Cl =>
C9H7O4 + HCl = C9H8O4 + Cl
C2H5OH + K2Cr2O7 + H2SO4 = C2COH + K2SO4 + Cr2(SO4)3 + H2O =>
9 C2H5OH + 7 K2Cr2O7 + 28 H2SO4 = 6 C2COH + 7 K2SO4 + 7 Cr2(SO4)3 + 52 H2O
H2SO4 + NaOH = Na2SO4 + H2O =>
H2SO4 + 2 NaOH = Na2SO4 + 2 H2O
H3PO4 + Ag = Ag3PO4 + H2O + P2O3 =>
10 H3PO4 + 12 Ag = 4 Ag3PO4 + 15 H2O + 3 P2O3
Mn + HClO = MnO + Cl + H =>
Mn + HClO = MnO + Cl + H
Ag(NH3)2OH + CO = Ag + CO2 + NH3 + H2O =>
2 Ag(NH3)2OH + CO = 2 Ag + CO2 + 4 NH3 + H2O
Co(NH3)6{2+} + KNO2 + H3O{+} = K3(Co(NO2)6) + K{+} + NH4{+} + H2O =>
6 Co(NH3)6{2+} + 37 KNO2 + 44 H3O{+} = 6 K3(Co(NO2)6) + 19 K{+} + 37 NH4{+} + 46 H2O
Fe2(CO3)3 + K2SO4 = Fe2(SO4)3 + K2CO3 =>
Fe2(CO3)3 + 3 K2SO4 = Fe2(SO4)3 + 3 K2CO3
KCrO2 + H2O2 = K2Cr2O7 + H2O =>
2 KCrO2 + 3 H2O2 = K2Cr2O7 + 3 H2O
MgO + H2SO4 = MgSO4 + H2O =>
MgO + H2SO4 = MgSO4 + H2O
K(OH) + HClO = KClO + H2O =>
K(OH) + HClO = KClO + H2O
Al(OH)3 + H2SO4 = Al2(SO4)3 + H2O =>
2 Al(OH)3 + 3 H2SO4 = Al2(SO4)3 + 6 H2O
Ca2SiO4 + NH4Cl + H2O = CaCl2 + CaSiO3 + NH4OH =>
Ca2SiO4 + 2 NH4Cl + H2O = CaCl2 + CaSiO3 + 2 NH4OH
Fe2(SO4)3 + KSCN = Fe(SCN)3 + K2SO4 =>
Fe2(SO4)3 + 6 KSCN = 2 Fe(SCN)3 + 3 K2SO4
CuCl2 + OH = Cu(OH)2 + Cl =>
CuCl2 + 2 OH = Cu(OH)2 + 2 Cl
KMgO4 + H2SO4 = K2SO4 + MgSO4 + H2O + O2 =>
4 KMgO4 + 6 H2SO4 = 2 K2SO4 + 4 MgSO4 + 6 H2O + 5 O2
Li2O + H2O = LiOH =>
Li2O + H2O = 2 LiOH
Cr(NO3)3 + (NH4)2S2O8 + H2O = (NH4)2Cr2O7 + NH4NO3 + H2SO4 =>
6 Cr(NO3)3 + 13(NH4)2S2O8 + 24 H2O = 3(NH4)2Cr2O7 + 19 NH4NO3 + 26 H2SO4
Fe + CuSO4 = FeSO4 + Cu =>
Fe + CuSO4 = FeSO4 + Cu
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Équations équilibrées sur12/21/24
Équations équilibrées sur01/20/24
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