| Équations équilibrées la veille | Équations équilibrées le lendemain |
Zn + H2SO4 = ZnSO4 + H2
K2S + CuO = CuS + K2O =>
K2S + CuO = CuS + K2O
Ca2(CO3)2 + HCl = CaCl2 + H2CO3 =>
Ca2(CO3)2 + 4 HCl = 2 CaCl2 + 2 H2CO3
Na2SiO4 + HBr = NaBr + H2SiO4 =>
Na2SiO4 + 2 HBr = 2 NaBr + H2SiO4
SnSO4 + SiO2 = Sn(SiO3)2 + SO2 =>
SnSO4 + 2 SiO2 = Sn(SiO3)2 + SO2
H2SO4 + C3H7OH + K2Cr2O7 = C3H6O + H2O + K2SO4 + Cr2(SO4)3 =>
4 H2SO4 + 3 C3H7OH + K2Cr2O7 = 3 C3H6O + 7 H2O + K2SO4 + Cr2(SO4)3
CH3CO2Na + H2O = H3O + Na + COOCH2 =>
CH3CO2Na + H2O = H3O + Na + COOCH2
CuSO4 + Al{3+} = Cu{2+} + Al2(SO4)3 =>
3 CuSO4 + 2 Al{3+} = 3 Cu{2+} + Al2(SO4)3
Na2[Sn(OH)6] + Br2 + NaOH = NaSnO4 + NaBr + H2O =>
2 Na2[Sn(OH)6] + 3 Br2 + 4 NaOH = 2 NaSnO4 + 6 NaBr + 8 H2O
BaCO3 + NaCl + HCl = BaCl2 + NaHCO3 =>
BaCO3 + NaCl + HCl = BaCl2 + NaHCO3
Fe(NO3)3 + HCl = [FeCl6](NO3)3 + H2 =>
Fe(NO3)3 + 6 HCl = [FeCl6](NO3)3 + 3 H2
HCl + Na2S = H2S + NaCl =>
2 HCl + Na2S = H2S + 2 NaCl
H6C6H5O7 + H2SO4 = C6O7 + H7SO4 =>
5 H6C6H5O7 + 11 H2SO4 = 5 C6O7 + 11 H7SO4
Si(O2)4 + C = SiC + CO2 =>
Si(O2)4 + 5 C = SiC + 4 CO2
V + O3 = V2O5 =>
6 V + 5 O3 = 3 V2O5
MnO2(s) + HCl(aq) = MnCl2(s) + Cl2(g) + H2O(l) =>
MnO2(s) + 4 HCl(aq) = MnCl2(s) + Cl2(g) + 2 H2O(l)
SrO + Ca(OH)2 = Sr(OH)2 + CaO =>
SrO + Ca(OH)2 = Sr(OH)2 + CaO
FeCl3 + Ag2SO4 = AgCl + Fe2(SO4)3 =>
2 FeCl3 + 3 Ag2SO4 = 6 AgCl + Fe2(SO4)3
S8 + NaOH = Na2S + Na2SO4 + H2O =>
S8 + 16 NaOH = 6 Na2S + 2 Na2SO4 + 8 H2O
H(g) + ZnCl(aq) = Zn(s) + HCl(aq) =>
H(g) + ZnCl(aq) = Zn(s) + HCl(aq)
Ca3P2 + KMnO4 + H2SO4 = H3PO4 + MnSO4 + KOH + CaSO4 + H2O =>
5 Ca3P2 + 16 KMnO4 + 31 H2SO4 = 10 H3PO4 + 16 MnSO4 + 16 KOH + 15 CaSO4 + 8 H2O
NH4 + Na2CO3 = N2(CO3)4 + NaH =>
2 NH4 + 4 Na2CO3 = N2(CO3)4 + 8 NaH
Cu(s) + HNO3(g) = Cu(NO3)2(g) + NO(g) + H2O =>
3 Cu(s) + 8 HNO3(g) = 3 Cu(NO3)2(g) + 2 NO(g) + 4 H2O
Ba(OH)2 + CH3COOH = Ba(COOH) + CH3(OH)2 =>
Ba(OH)2 + CH3COOH = Ba(COOH) + CH3(OH)2
C7H6O2 + NaHCO3 = H2O + CO2 + C7H5O2Na =>
C7H6O2 + NaHCO3 = H2O + CO2 + C7H5O2Na
MgCl3(aq) + AlCl3(aq) + H2O = MgCl3(aq)AlCl3(aq)H2O =>
MgCl3(aq) + AlCl3(aq) + H2O = MgCl3(aq)AlCl3(aq)H2O
H2SO3 + KOH = K2SO3 + H2O =>
H2SO3 + 2 KOH = K2SO3 + 2 H2O
Sr(NO3)2(aq) + CuSO4(aq) = SrSO4(precipitate) + Cu(NO3)2 =>
Sr(NO3)2(aq) + CuSO4(aq) = SrSO4(precipitate) + Cu(NO3)2
K2SO3 + AlBr3 + H2O = KBr + Al(OH)3 + SO2 =>
3 K2SO3 + 2 AlBr3 + 3 H2O = 6 KBr + 2 Al(OH)3 + 3 SO2
Ca(OH)2(aq) + HNO3 = Ca(NO3)2(aq) + H2O =>
Ca(OH)2(aq) + 2 HNO3 = Ca(NO3)2(aq) + 2 H2O
Fe(s) + H2O = Fe3O4(s) + H2 =>
3 Fe(s) + 4 H2O = Fe3O4(s) + 4 H2
Na2(SO4) + Al2O3 = Na2O + Al2(SO4)3 =>
3 Na2(SO4) + Al2O3 = 3 Na2O + Al2(SO4)3
CuSO4 + Na4CO3 = CuNa4 + SO4CO3 =>
CuSO4 + Na4CO3 = CuNa4 + SO4CO3
K2(CrO7) + HI + HClO4 = K(ClO4) + Cr(ClO4)3 + I + H2O =>
K2(CrO7) + 9 HI + 5 HClO4 = 2 K(ClO4) + Cr(ClO4)3 + 9 I + 7 H2O
LiI + SrCO3 = Li2CO3 + SrI2 =>
2 LiI + SrCO3 = Li2CO3 + SrI2
Au + NO3{-} + H{+} = Au{3+} + NO{-2} + H2O =>
5 Au + 3 NO3{-} + 12 H{+} = 5 Au{3+} + 3 NO{-2} + 6 H2O
BaI2 + Cr2(SO4)3 = CrI3 + Ba(SO4) =>
3 BaI2 + Cr2(SO4)3 = 2 CrI3 + 3 Ba(SO4)
NaF + Cs = CsF + Na =>
NaF + Cs = CsF + Na
Na3N + H2SO4 = Na2SO4 + (NH4)2SO4 =>
2 Na3N + 4 H2SO4 = 3 Na2SO4 + (NH4)2SO4
Fe(s) + H2O = Fe2O3 + H2 =>
2 Fe(s) + 3 H2O = Fe2O3 + 3 H2
H2SO4 + FeCl2 = FeH2 + SO4Cl2 =>
H2SO4 + FeCl2 = FeH2 + SO4Cl2
[Sn(H2O)3] + NH3*H2O = Sn(OH)2 + NH4 + H2O =>
[Sn(H2O)3] + 2 NH3*H2O = Sn(OH)2 + 2 NH4 + 3 H2O
Ca + Mg02{+} = Ca2{+} + Mg =>
2 Ca + Mg02{+} = Ca2{+} + 2 Mg
BeO + SO2 = BeO2 + SO =>
BeO + SO2 = BeO2 + SO
Co(NO3)2*6H2O + P(OPh)3 + NaBH4 = HCo(P(OPh)3)4 + BH3 + NO3 + H2O + Na =>
Co(NO3)2*6H2O + 4 P(OPh)3 + NaBH4 = HCo(P(OPh)3)4 + BH3 + 2 NO3 + 6 H2O + Na
C9H18 + I2 = CHI + HI =>
C9H18 + 9 I2 = 9 CHI + 9 HI
C3H8 + O2 = CO2 + H2O =>
C3H8 + 5 O2 = 3 CO2 + 4 H2O
CH4 = HCCH + H2 =>
2 CH4 = HCCH + 3 H2
CaHPO4 = Ca2P2O7 + H2O =>
2 CaHPO4 = Ca2P2O7 + H2O
Ph(NO3)2 + NaOH = PhOH + Na(NO3)2 =>
Ph(NO3)2 + NaOH = PhOH + Na(NO3)2
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| Équations équilibrées la veille | Équations équilibrées le lendemain |
Équations équilibrées sur01/27/25
Équations équilibrées sur02/26/24
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