| Équations équilibrées la veille |
6 Pb(s) + 2 H3PO4(aq) = 2 Pb3PO4(aq) + 3 H2(g)
CuBr + HNO3 = Cu(NO3)2 + Br2 + NO + H2O =>
6 CuBr + 16 HNO3 = 6 Cu(NO3)2 + 3 Br2 + 4 NO + 8 H2O
Sn + Mg(NO3)2 = Sn(NO3) + Mg =>
2 Sn + Mg(NO3)2 = 2 Sn(NO3) + Mg
Fe(OH)2 + H2O = Fe(OH)3 + H =>
Fe(OH)2 + H2O = Fe(OH)3 + H
Ca5(PO4)3OH + HNO3 = H3PO4 + Ca(NO3)2 + H2O =>
Ca5(PO4)3OH + 10 HNO3 = 3 H3PO4 + 5 Ca(NO3)2 + H2O
MgI2 = Mg + I =>
MgI2 = Mg + 2 I
S8 + NaOH = Na2S + Na2S2O3 + H2O =>
S8 + 12 NaOH = 4 Na2S + 2 Na2S2O3 + 6 H2O
NO2 + NH4OH = N2 + H2O =>
6 NO2 + 8 NH4OH = 7 N2 + 20 H2O
Pb(C2H3O2)2(aq) + KI(aq) = PbI2(s) + KC2H3O2(aq) =>
Pb(C2H3O2)2(aq) + 2 KI(aq) = PbI2(s) + 2 KC2H3O2(aq)
Cr + CuBr2 = CrBr3 + Cu =>
2 Cr + 3 CuBr2 = 2 CrBr3 + 3 Cu
Zn(OH)2 + OH = ZnO2 + H2O =>
Zn(OH)2 + 2 OH = ZnO2 + 2 H2O
Ni + H2SO4 = H2 + Ni2(SO4)3 =>
2 Ni + 3 H2SO4 = 3 H2 + Ni2(SO4)3
CO3 = CO2 + O =>
CO3 = CO2 + O
Fe + C6H7O8 + H3PO4 = H2O + FePO4 + C6H6 =>
5 Fe + C6H7O8 + 5 H3PO4 = 8 H2O + 5 FePO4 + C6H6
AsH3 + H2O = H3AsO3 + H =>
AsH3 + 3 H2O = H3AsO3 + 6 H
C4H10 + O2 = CO2 + H2O =>
2 C4H10 + 13 O2 = 8 CO2 + 10 H2O
Al + H2(SO4)3 = Al2(SO4)3 + H2 =>
2 Al + H2(SO4)3 = Al2(SO4)3 + H2
CsO + H2O = CsOH + H2O2 =>
2 CsO + 2 H2O = 2 CsOH + H2O2
Co(NO3)2 + K4Fe(CN)6 = Co2Fe(CN)6 + KNO3 =>
2 Co(NO3)2 + K4Fe(CN)6 = Co2Fe(CN)6 + 4 KNO3
I2 + SO2 + H2O = I{-} + SO4{2-} + H{+} =>
I2 + SO2 + 2 H2O = 2 I{-} + SO4{2-} + 4 H{+}
BaSO4 + H2 = BaS + H2O =>
BaSO4 + 4 H2 = BaS + 4 H2O
XeF4(s) + H2O(l) = XeO3(s) + Xe(g) + HF(g) =>
3 XeF4(s) + 6 H2O(l) = 2 XeO3(s) + Xe(g) + 12 HF(g)
FeCO3 + HCl = FeCl2 + H2O + CO2 =>
FeCO3 + 2 HCl = FeCl2 + H2O + CO2
Ba(C2H3O2)2 + MgSO4 = Ba(SO4) + Mg(C2H3O2)2 =>
Ba(C2H3O2)2 + MgSO4 = Ba(SO4) + Mg(C2H3O2)2
FeCl3 + Fe(OH)3 = Fe(OH)2Cl =>
FeCl3 + 2 Fe(OH)3 = 3 Fe(OH)2Cl
Sn + Cd(NO3)2 = Sn(NO3) + Cd =>
2 Sn + Cd(NO3)2 = 2 Sn(NO3) + Cd
C5H12O + O2(g) = CO2(g) + H2O(g) =>
2 C5H12O + 15 O2(g) = 10 CO2(g) + 12 H2O(g)
NH4NO3 + Zn(OH)2 = Zn(NO3)2 + NH4OH =>
2 NH4NO3 + Zn(OH)2 = Zn(NO3)2 + 2 NH4OH
Cr2O7{-} + Cl{-} + H{+} = Cr{+} + Cl2 + H2O =>
2 Cr2O7{-} + 22 Cl{-} + 28 H{+} = 4 Cr{+} + 11 Cl2 + 14 H2O
Mg + CuO = MgO + Cu =>
Mg + CuO = MgO + Cu
SO2 + NaO = SO3 + Na =>
SO2 + NaO = SO3 + Na
FeCl2 + Cl2 + H2O = FeCl3(H2O)6 =>
2 FeCl2 + Cl2 + 12 H2O = 2 FeCl3(H2O)6
I{-} + H2O = I2 + H2 + OH{-} =>
2 I{-} + 2 H2O = I2 + H2 + 2 OH{-}
Na3[Cr(OH)6] + NaOH + PbO2 = Na2CrO4 + H2O + Na2PbO2 =>
2 Na3[Cr(OH)6] + 4 NaOH + 3 PbO2 = 2 Na2CrO4 + 8 H2O + 3 Na2PbO2
FeCl3 + NaOH = Fe(OH)3 + NaCl =>
FeCl3 + 3 NaOH = Fe(OH)3 + 3 NaCl
BrO3 + C2H6O = CO2 + Br + H2O =>
2 BrO3 + C2H6O = 2 CO2 + 2 Br + 3 H2O
V2O5 + Cl2 + C = VOCl3 + CO =>
V2O5 + 3 Cl2 + 3 C = 2 VOCl3 + 3 CO
CH3COOH + CO2 + Fe(OH)3 = Fe{+2} + HCO3{-} + H2O =>
CH3COOH + 14 CO2 + 8 Fe(OH)3 = 8 Fe{+2} + 16 HCO3{-} + 6 H2O
Mn + NH4OH = Mn(OH) + NH4 =>
Mn + NH4OH = Mn(OH) + NH4
Na2B4O7*10H2O + H2SO4 = B(OH)3 + Na2SO4 + H2O =>
Na2B4O7*10H2O + H2SO4 = 4 B(OH)3 + Na2SO4 + 5 H2O
C57H104O6 + NaOH = C17H33CO2Na + C3H8O3 =>
C57H104O6 + 3 NaOH = 3 C17H33CO2Na + C3H8O3
Mn + ClO3 = Cl + MnO4 =>
3 Mn + 4 ClO3 = 4 Cl + 3 MnO4
Bi(NO3)2 + H2S = BiS + H2(NO3)2 =>
Bi(NO3)2 + H2S = BiS + H2(NO3)2
C4H10O2 + KMnO4 + H2SO4 = C4H8O2 + MnSO4 + K2SO4 + H2O =>
5 C4H10O2 + 2 KMnO4 + 3 H2SO4 = 5 C4H8O2 + 2 MnSO4 + K2SO4 + 8 H2O
Na2B4O7*10H2O + HCl = NaCl + NaHB4O7*10H2O =>
Na2B4O7*10H2O + HCl = NaCl + NaHB4O7*10H2O
Br2 + CsCl = Br2Cl + Cs =>
Br2 + CsCl = Br2Cl + Cs
Na(HCO3) = Na2(CO3) + CO2 + H2O =>
2 Na(HCO3) = Na2(CO3) + CO2 + H2O
H2C4H2O4 + NaOH = H2O + C4H2O4 + Na =>
H2C4H2O4 + 2 NaOH = 2 H2O + C4H2O4 + 2 Na
(Cu(NH3)4(H2O)2){+2} + H2SO4 = CuSO4 + (NH4)2SO4 + H3O{+} =>
(Cu(NH3)4(H2O)2){+2} + 3 H2SO4 = CuSO4 + 2(NH4)2SO4 + 2 H3O{+}
NO3 + CH2O = N2 + CO2 + H2O =>
2 NO3 + 3 CH2O = N2 + 3 CO2 + 3 H2O
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