| Équations équilibrées la veille |
Ba(NO3)2 + 2 KF = BaF2 + 2 KNO3
CH4 + S8 = CS2 + H2S =>
2 CH4 + S8 = 2 CS2 + 4 H2S
HCl + FeS = FeCl2 + H2S =>
2 HCl + FeS = FeCl2 + H2S
NH3 + O2 = NO + H2O =>
4 NH3 + 5 O2 = 4 NO + 6 H2O
Cu + AgNO3 = Cu(NO3)2 + Ag =>
Cu + 2 AgNO3 = Cu(NO3)2 + 2 Ag
C3H6 + O2 = CO2 + H2O =>
2 C3H6 + 9 O2 = 6 CO2 + 6 H2O
Rb(NO3) = RbNO2 + O2 =>
2 Rb(NO3) = 2 RbNO2 + O2
CO + O2 = CO2 =>
2 CO + O2 = 2 CO2
H2SO4 + CuOH = CuSO4 + H3O =>
H2SO4 + CuOH = CuSO4 + H3O
Ca(OH)2 + H3O4P = Ca3(PO4)2 + H2O =>
3 Ca(OH)2 + 2 H3O4P = Ca3(PO4)2 + 6 H2O
NH4Br(aq) + Ba(OH)2(aq) = BaBr2(aq) + NH3 + H2O(l) =>
2 NH4Br(aq) + Ba(OH)2(aq) = BaBr2(aq) + 2 NH3 + 2 H2O(l)
Cr(s) + H2O(l) = CrH6O3 =>
Cr(s) + 3 H2O(l) = CrH6O3
Pt{4+} + H2 = Pt{2+} + H{+} =>
Pt{4+} + H2 = Pt{2+} + 2 H{+}
CaCO3H2O = Ca(OH)2CO2 =>
CaCO3H2O = Ca(OH)2CO2
CH3COOH + NH4OH = CH3(OH) + COOH(NH4) =>
CH3COOH + NH4OH = CH3(OH) + COOH(NH4)
K[Cr(OH)4] + H2O = [Cr(H2O)(OH)3] + KOH =>
K[Cr(OH)4] + H2O = [Cr(H2O)(OH)3] + KOH
C7H6O + NaOH = NaC7H5O2 + H =>
C7H6O + NaOH = NaC7H5O2 + 2 H
KAl(SO4)2 + KOH = KAl(OH)4 + K2SO4 =>
KAl(SO4)2 + 4 KOH = KAl(OH)4 + 2 K2SO4
HI = I3 + H3 =>
3 HI = I3 + H3
MnO2 + OH{-} = MnO4 + H2O + e =>
MnO2 + 4 OH{-} = MnO4 + 2 H2O + 4e
Na2S(aq) + HCl(aq) = NaCl + H2S =>
Na2S(aq) + 2 HCl(aq) = 2 NaCl + H2S
Ag{+} + Mn = Ag + Mn{2+} =>
2 Ag{+} + Mn = 2 Ag + Mn{2+}
Na2S(aq) + HCl(aq) = H2S(g) + NaCl(aq) =>
Na2S(aq) + 2 HCl(aq) = H2S(g) + 2 NaCl(aq)
N2(g) + H2O(g) = N2H4(g) + O2(g) =>
N2(g) + 2 H2O(g) = N2H4(g) + O2(g)
FeBaCl2 = FeCl2Ba =>
FeBaCl2 = FeCl2Ba
Al + NaNO2 = Al(NO2)3 + Na =>
Al + 3 NaNO2 = Al(NO2)3 + 3 Na
CrCl3 + Hg(NO3)2 = Cr(NO3)3 + HgCl2 =>
2 CrCl3 + 3 Hg(NO3)2 = 2 Cr(NO3)3 + 3 HgCl2
C3H6 + Cl = C3H6Cl2 =>
C3H6 + 2 Cl = C3H6Cl2
BaCl2Fe = BaFeCl2 =>
BaCl2Fe = BaFeCl2
Cu + HNO3 = Cu(NO3)2 + NO + H2O =>
3 Cu + 8 HNO3 = 3 Cu(NO3)2 + 2 NO + 4 H2O
CH4 + O2CO2 + H2O = CH3OH =>
5 CH4 + O2CO2 + 2 H2O = 6 CH3OH
RbNO3 + Mg + H2O = NH3 + Mg(OH)2 + Rb =>
2 RbNO3 + 9 Mg + 12 H2O = 2 NH3 + 9 Mg(OH)2 + 2 Rb
CaCO3 = CaO + CO2 =>
CaCO3 = CaO + CO2
FeBr3 + H2SO4 = Fe2(SO4)3 + HBr =>
2 FeBr3 + 3 H2SO4 = Fe2(SO4)3 + 6 HBr
Na2CO3 + NH4I = I2 + Na + CO2 + H2O + N =>
4 Na2CO3 + 2 NH4I = I2 + 8 Na + 4 CO2 + 4 H2O + 2 N
FeCl3 + NH3 + H2O = Fe(OH)3 + NH4Cl =>
FeCl3 + 3 NH3 + 3 H2O = Fe(OH)3 + 3 NH4Cl
Pb(s) + AuCl(aq) = Au(s) + PbCl2(aq) =>
Pb(s) + 2 AuCl(aq) = 2 Au(s) + PbCl2(aq)
IO3 + H3O = I3 + H2O =>
3 IO3 + 18 H3O = I3 + 27 H2O
Na2CO3 + NH4I = I2 + Na + CO2 + H2O + N =>
4 Na2CO3 + 2 NH4I = I2 + 8 Na + 4 CO2 + 4 H2O + 2 N
H2SO4 + Zn = H2 + ZnSO4 =>
H2SO4 + Zn = H2 + ZnSO4
Co(NO3)2 + H2S = CoS + HNO3 =>
Co(NO3)2 + H2S = CoS + 2 HNO3
Ca3(PO4)2 + SiO2 + C = CaSiO3 + P4 + CO =>
2 Ca3(PO4)2 + 6 SiO2 + 10 C = 6 CaSiO3 + P4 + 10 CO
Cu(NO3)2 = CuO + NO2 + O2 =>
2 Cu(NO3)2 = 2 CuO + 4 NO2 + O2
CoSO4 + Na2S2O8 + NaOH = Co2O3 + Na2SO4 + H2O =>
2 CoSO4 + Na2S2O8 + 6 NaOH = Co2O3 + 4 Na2SO4 + 3 H2O
CuNH4OH = CuOHNH4 =>
CuNH4OH = CuOHNH4
NaHCO3 + H2SO4 = Na2SO4 + CO3 + H2 =>
2 NaHCO3 + H2SO4 = Na2SO4 + 2 CO3 + 2 H2
ZnBr + Na(OH) = Zn(OH) + NaBr =>
ZnBr + Na(OH) = Zn(OH) + NaBr
NaOH + H2O2 = NaO2 + H2O =>
2 NaOH + 3 H2O2 = 2 NaO2 + 4 H2O
C4H6O6 + NaOH = C4NaHO4 + H2O =>
C4H6O6 + NaOH = C4NaHO4 + 3 H2O
P + NaIO2 + KOH = K3PO4 + NaI + H2O =>
4 P + 5 NaIO2 + 12 KOH = 4 K3PO4 + 5 NaI + 6 H2O
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Équations équilibrées sur11/16/24
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