| Équations équilibrées la veille |
10 KBr + 12 KMnO4 + 23 H2SO4 = 10 HBrO3 + 11 K2SO4 + 12 MnSO4 + 18 H2O
C16H36O2(s) + O2(g) = CO2(g) + H2O(g) =>
C16H36O2(s) + 24 O2(g) = 16 CO2(g) + 18 H2O(g)
NH4Br(aq) + Pb(C2H3O2)2 = PbBr2 + NH4C2H3O2 =>
2 NH4Br(aq) + Pb(C2H3O2)2 = PbBr2 + 2 NH4C2H3O2
Fe3(PO4)2 + H2SO4 = H3PO4 + FeSO4 =>
Fe3(PO4)2 + 3 H2SO4 = 2 H3PO4 + 3 FeSO4
NaOH(aq) + CuSO4(aq) = CuOH(aq) + NaSO4(s) =>
NaOH(aq) + CuSO4(aq) = CuOH(aq) + NaSO4(s)
C3H8 + O2 = CO2 + H2O =>
C3H8 + 5 O2 = 3 CO2 + 4 H2O
Zn(s) + Pb(CH3COO)2(aq) = Pb(s) + Zn(CH3COO)2(aq) =>
Zn(s) + Pb(CH3COO)2(aq) = Pb(s) + Zn(CH3COO)2(aq)
K2Cr2O7 + Fe(NH4)2(SO4) + H2SO4 = Cr2(SO4)3 + Fe2(SO4)3 + K2SO4 + (NH4)2SO4 + H2O =>
K2Cr2O7 + 2 Fe(NH4)2(SO4) + 7 H2SO4 = Cr2(SO4)3 + Fe2(SO4)3 + K2SO4 + 2(NH4)2SO4 + 7 H2O
CH4 + O2 = CO2 + H29 =>
29 CH4 + 29 O2 = 29 CO2 + 4 H29
Li(s) + P4(s) = LiP(s) =>
4 Li(s) + P4(s) = 4 LiP(s)
HOCl + C = H2O + CO2 + Cl2 =>
4 HOCl + C = 2 H2O + CO2 + 2 Cl2
H3PO4 + MgSO4 = Mg3(PO4)2 + H2SO4 =>
2 H3PO4 + 3 MgSO4 = Mg3(PO4)2 + 3 H2SO4
Na2Cl + BeF2 = NaF + BeCl =>
Na2Cl + BeF2 = 2 NaF + BeCl
C2H4O + MnO4 = C2H4O2 + MnO2 =>
2 C2H4O + MnO4 = 2 C2H4O2 + MnO2
Mg(OH)2 + K2CO3 = K(OH) + MgCO3 =>
Mg(OH)2 + K2CO3 = 2 K(OH) + MgCO3
Al + O2 = Al2O3 =>
4 Al + 3 O2 = 2 Al2O3
H2Cr2O7 + KI + H2SO4 = Cr2(SO4)3 + K2CrO4 + I2 + H2O =>
5 H2Cr2O7 + 12 KI + 6 H2SO4 = 2 Cr2(SO4)3 + 6 K2CrO4 + 6 I2 + 11 H2O
Pb(C2H4)4 + O2 = PbO + H2O + CO2 =>
2 Pb(C2H4)4 + 25 O2 = 2 PbO + 16 H2O + 16 CO2
Cu + H2SO4 = CuO4S + SO2 + H2O =>
Cu + 2 H2SO4 = CuO4S + SO2 + 2 H2O
CuBr2 + Mg = MgCu + Br2 =>
CuBr2 + Mg = MgCu + Br2
H2 + SO2 = H2S + H2O =>
3 H2 + SO2 = H2S + 2 H2O
NH4NO3 + NaOH = NaNO3 + NH4 + H2O =>
9 NH4NO3 + 10 NaOH = 10 NaNO3 + 8 NH4 + 7 H2O
PbS + Na2CO3 + C = Pb + Na2S + CSO2 =>
5 PbS + 2 Na2CO3 + C = 5 Pb + 2 Na2S + 3 CSO2
H3PO4 + Ga(OH)3 = Ga3(PO4)3 + H2O =>
3 H3PO4 + 3 Ga(OH)3 = Ga3(PO4)3 + 9 H2O
H2SO{4+} + LiOH = Li2SO{4+} + H2O =>
H2SO{4+} + 2 LiOH = Li2SO{4+} + 2 H2O
HI(aq) + RbOH(aq) = HOH + RbI =>
HI(aq) + RbOH(aq) = HOH + RbI
Cu2NO3 + (Na3)3PO4 = Cu3PO4 + (Na3)2NO3 =>
3 Cu2NO3 + 2(Na3)3PO4 = 2 Cu3PO4 + 3(Na3)2NO3
Al(NO3)3 + Fe = Fe(NO3)2 + Al =>
2 Al(NO3)3 + 3 Fe = 3 Fe(NO3)2 + 2 Al
Fe(NO3)2 + H(NO3) = Fe(NO3)3 + NO + H2O =>
3 Fe(NO3)2 + 4 H(NO3) = 3 Fe(NO3)3 + NO + 2 H2O
C3H8 + O2 = CO2 + H2O =>
C3H8 + 5 O2 = 3 CO2 + 4 H2O
K3PO4 + BaCl2 = KCl + Ba3(PO4)2 =>
2 K3PO4 + 3 BaCl2 = 6 KCl + Ba3(PO4)2
Co + H2S = H + SCo =>
Co + H2S = 2 H + SCo
C8H16 + O2 = CO2 + H2O =>
C8H16 + 12 O2 = 8 CO2 + 8 H2O
Na2CO3 + HC2H3O2 = Na2C2 + HCO3H3O2 =>
Na2CO3 + HC2H3O2 = Na2C2 + HCO3H3O2
Br2 + KI = K + (BrI)2 =>
Br2 + 2 KI = 2 K + (BrI)2
Na4P2O7 + Ni(N2O6)6H2O + NH4H2PO4 + H2NCONH2 = Na4Ni3(PO4)2P2O7 + NO2 + CO2 + H2O =>
7 Na4P2O7 + 21 Ni(N2O6)6H2O + 14 NH4H2PO4 + 26 H2NCONH2 = 7 Na4Ni3(PO4)2P2O7 + 318 NO2 + 26 CO2 + 115 H2O
Al(s) + H2SO4(l) = H2(g) + Al2(SO4)3(aq) =>
2 Al(s) + 3 H2SO4(l) = 3 H2(g) + Al2(SO4)3(aq)
N2 + H2 = NH3 =>
N2 + 3 H2 = 2 NH3
V(OH)3 + H2SO4 = V(HSO4)3 + H2O =>
V(OH)3 + 3 H2SO4 = V(HSO4)3 + 3 H2O
TiCl4(g) + Mg(l) = Ti(s) + MgCl2(s) =>
TiCl4(g) + 2 Mg(l) = Ti(s) + 2 MgCl2(s)
MgCO3 + HCl = MgCl2 + H2O + CO2 =>
MgCO3 + 2 HCl = MgCl2 + H2O + CO2
HCl + Ca2Si = CaCl2 + SiH4 =>
4 HCl + Ca2Si = 2 CaCl2 + SiH4
Fe(oh)3 + HNO3 = Fe(NO3)3 + H2 =>
2 Fe(oh)3 + 18 HNO3 = 6 Fe(NO3)3 + 9 H2
Ni + I = Ni(I)2 =>
Ni + 2 I = Ni(I)2
NH3 + O2 = NO2 + H2O =>
4 NH3 + 7 O2 = 4 NO2 + 6 H2O
H3PO3 + Zn(OH)2 = Zn(PO3)2 + PO + H2O =>
6 H3PO3 + Zn(OH)2 = Zn(PO3)2 + 4 PO + 10 H2O
Co + Cl2 + NaO2 + H2O = Co(OH) + NaCl =>
8 Co + Cl2 + 2 NaO2 + 4 H2O = 8 Co(OH) + 2 NaCl
KMnO4 = K2MnO4 + MnO2 + O2 =>
2 KMnO4 = K2MnO4 + MnO2 + O2
PbCl + AgI2 = AgCl + PbI2 =>
PbCl + AgI2 = AgCl + PbI2
FeCl2 + HCl + HNO3 = FeCl3 + NO2 + H2O =>
FeCl2 + HCl + HNO3 = FeCl3 + NO2 + H2O
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