| Équations équilibrées la veille |
2 SrNO2 + 3 H2 = 2 HNO2 + 2 H2Sr
Mg(OH)2 + H2Cr2O7 = MgCr2O7 + HOH =>
Mg(OH)2 + H2Cr2O7 = MgCr2O7 + 2 HOH
C14H30 + O2 = CO2 + H2O =>
2 C14H30 + 43 O2 = 28 CO2 + 30 H2O
Rb(s) + Cl2(g) = RbCl2(g) =>
Rb(s) + Cl2(g) = RbCl2(g)
CoCl2(aq) = CoCl2(s) =>
CoCl2(aq) = CoCl2(s)
SnS + HBr + HNO3 = SnBr4 + S + NO2 + H2O =>
SnS + 4 HBr + 4 HNO3 = SnBr4 + S + 4 NO2 + 4 H2O
HPO4 + KOH = KPO4 + H2O =>
HPO4 + KOH = KPO4 + H2O
Sn + ZnCl2 = SnCl2 + Zn =>
Sn + ZnCl2 = SnCl2 + Zn
Cu2O + Fe = Cu + Fe2O3 =>
3 Cu2O + 2 Fe = 6 Cu + Fe2O3
Al(s) + MgO = Al2O3(s) + Mg(s) =>
2 Al(s) + 3 MgO = Al2O3(s) + 3 Mg(s)
C6H5CH2OH + KMnO4 = MnO2 + H2O + C6H5CO2K + K =>
4 C6H5CH2OH + 5 KMnO4 = 5 MnO2 + 6 H2O + 4 C6H5CO2K + K
Au + H2SO4 = Au(SO4)3 + H2SO3 + H2O =>
Au + 6 H2SO4 = Au(SO4)3 + 3 H2SO3 + 3 H2O
Pb(OH)2 + HCl = H2O + PbCl2 =>
Pb(OH)2 + 2 HCl = 2 H2O + PbCl2
CH2O + KMnO4 + H2SO4 = CO2 + H2O + MnSO4 + K2SO4 =>
5 CH2O + 4 KMnO4 + 6 H2SO4 = 5 CO2 + 11 H2O + 4 MnSO4 + 2 K2SO4
H{+} + NO3{-} + I{-} = IO3{-} + N2O + H2O =>
6 H{+} + 6 NO3{-} + 4 I{-} = 4 IO3{-} + 3 N2O + 3 H2O
Na3PO4 = Na + P2O5 + O2 =>
4 Na3PO4 = 12 Na + 2 P2O5 + 3 O2
C2H4(OH)2 + Na = C2H4O2Na2 + H =>
C2H4(OH)2 + 2 Na = C2H4O2Na2 + 2 H
NH4N3 + PBr3 = NH4Br + PN + N2 =>
3 NH4N3 + PBr3 = 3 NH4Br + PN + 4 N2
NaHCO3 + C2H4O2 = NaC2H3O2 + CO2 + H2O =>
NaHCO3 + C2H4O2 = NaC2H3O2 + CO2 + H2O
H3PO4 + FeBr3 = HBr + FePO4 =>
H3PO4 + FeBr3 = 3 HBr + FePO4
C2H3NaO2 + H2O = CH3CO2H + NaOH =>
C2H3NaO2 + H2O = CH3CO2H + NaOH
Co(OH)3 + H2S = CoS + H2O + H2O2 =>
2 Co(OH)3 + 2 H2S = 2 CoS + 4 H2O + H2O2
K + H2O = KOH + H2 =>
2 K + 2 H2O = 2 KOH + H2
S + Cl2 + H2O = H2SO4 + HCl =>
S + 3 Cl2 + 4 H2O = H2SO4 + 6 HCl
H2SO4 + NaNO2 = HNO2 + Na2SO4 =>
H2SO4 + 2 NaNO2 = 2 HNO2 + Na2SO4
Mg + HNO3 = Mg(NO3)2 + NO2 + H2O =>
Mg + 4 HNO3 = Mg(NO3)2 + 2 NO2 + 2 H2O
O2 + H2O = O3H2 =>
O2 + H2O = O3H2
Pb(C2H3O2)2 + CuSO4 = PbSO4 + Cu(C2H3O2)2 =>
Pb(C2H3O2)2 + CuSO4 = PbSO4 + Cu(C2H3O2)2
CuSO4 + Pb(C2H3O2)2 = Cu(C2H3O2)2 + Pb(SO4) =>
CuSO4 + Pb(C2H3O2)2 = Cu(C2H3O2)2 + Pb(SO4)
C3H6 + Br2 = C3H6Br2 =>
C3H6 + Br2 = C3H6Br2
MgO + N2O5 = MgN2 + O2 =>
MgO + N2O5 = MgN2 + 3 O2
Ba(OH)2 + HCl = BaCl2 + H2O =>
Ba(OH)2 + 2 HCl = BaCl2 + 2 H2O
F2 + YBr3 = Y + F2Br3 =>
F2 + YBr3 = Y + F2Br3
Gd(NO3)3 + C6H8O7 = [Gd(C6H8O7)3](NO3)3 =>
Gd(NO3)3 + 3 C6H8O7 = [Gd(C6H8O7)3](NO3)3
KAl(OH)4 + H2(SO4) = K2SO4 + Al(OH)3 + H2O =>
2 KAl(OH)4 + H2(SO4) = K2SO4 + 2 Al(OH)3 + 2 H2O
K2MnO4 + C2H2O4 = K4[Mn2O2(C2O4)4] + CO2 + H2O =>
2 K2MnO4 + 6 C2H2O4 = K4[Mn2O2(C2O4)4] + 4 CO2 + 6 H2O
F2 + Cl{-} = F{-} + Cl2 =>
F2 + 2 Cl{-} = 2 F{-} + Cl2
C2H6O + O2 = CO2 + H2O =>
C2H6O + 3 O2 = 2 CO2 + 3 H2O
CaCO3 + H2 = CaCO3H =>
2 CaCO3 + H2 = 2 CaCO3H
NH4Cl = Ammonia + HCl =>
NH4Cl = NH3 + HCl
(NH4)3PO4 + HNO3 = NH4NO3 + H3PO4 =>
(NH4)3PO4 + 3 HNO3 = 3 NH4NO3 + H3PO4
NaBr + FeCl3 + H2SO4 = Br2 + FeSO4 + Na2SO4 + HCl =>
2 NaBr + 2 FeCl3 + 3 H2SO4 = Br2 + 2 FeSO4 + Na2SO4 + 6 HCl
C6H12O6 + HNO3 = N2 + CO2 + H2O =>
5 C6H12O6 + 24 HNO3 = 12 N2 + 30 CO2 + 42 H2O
SO3 + H2O = H2SO4 =>
SO3 + H2O = H2SO4
CH2 + H2O = CH3OH =>
CH2 + H2O = CH3OH
Al2O3 + H2SO4 = Al2(SO4)3 + H2O =>
Al2O3 + 3 H2SO4 = Al2(SO4)3 + 3 H2O
CO2 + NH3 = OC[NH2]2 + H2O =>
CO2 + 2 NH3 = OC[NH2]2 + H2O
HAsO3 = As2O5 + H2O =>
2 HAsO3 = As2O5 + H2O
(NH4)OH + H2(SO4) = (NH4)2(SO4) + HOH =>
2(NH4)OH + H2(SO4) = (NH4)2(SO4) + 2 HOH
Zn + CuCl2 = ZnCl2 + Cu =>
Zn + CuCl2 = ZnCl2 + Cu
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