| Équations équilibrées la veille | Équations équilibrées le lendemain |
BeO + KOH = BeOH + KO
PbO2 + Mn(NO3)2 + HNO3 = Pb(NO3)2 + HMnO4 + H2O =>
5 PbO2 + 2 Mn(NO3)2 + 6 HNO3 = 5 Pb(NO3)2 + 2 HMnO4 + 2 H2O
H2S + Na2Cr2O7 + H2SO4 = Cr2(SO4)3 + H2O + NaHSO4 =>
3 H2S + 4 Na2Cr2O7 + 17 H2SO4 = 4 Cr2(SO4)3 + 16 H2O + 8 NaHSO4
F2 + CrBr3 = F2Cr + Br2 =>
2 F2 + 2 CrBr3 = 2 F2Cr + 3 Br2
Ca(OH)2 + CH3COOH = CH3(OH)2 + CaCOOH =>
Ca(OH)2 + CH3COOH = CH3(OH)2 + CaCOOH
CaSO4 + NaH = Ca + NaHSO4 =>
CaSO4 + NaH = Ca + NaHSO4
NH4Cr2 + O2 = N2 + CrO + H2O =>
2 NH4Cr2 + 4 O2 = N2 + 4 CrO + 4 H2O
C14H10O2 + NaBH4 + H2O = C14H14O2 + NaBH3OH =>
C14H10O2 + 2 NaBH4 + 2 H2O = C14H14O2 + 2 NaBH3OH
Cr2(SO3)3 + H2SO4 = Cr2(SO4)3 + SO2 + H2O =>
Cr2(SO3)3 + 3 H2SO4 = Cr2(SO4)3 + 3 SO2 + 3 H2O
CaCO3 + NaHPO4 = CaPO4 + NaHCO3 =>
CaCO3 + NaHPO4 = CaPO4 + NaHCO3
KNO3 + Na = NaNO3 + K =>
KNO3 + Na = NaNO3 + K
Br2 + NaOH = NaBr + NaBrO + H2O =>
Br2 + 2 NaOH = NaBr + NaBrO + H2O
K2CrO4 + H2SO4 + NaOH = K4Cr2O2 + NaSO4 + H2O =>
2 K2CrO4 + 12 H2SO4 + 12 NaOH = K4Cr2O2 + 12 NaSO4 + 18 H2O
HBr(aq) + KOH(aq) = H2O(l) + KBr(s) =>
HBr(aq) + KOH(aq) = H2O(l) + KBr(s)
H2O + ClH2PO4 = H3O + ClHPO4 =>
H2O + ClH2PO4 = H3O + ClHPO4
Na3(Cr(OH)6) + H2S = Na2S + Cr(OH)3 + H2O =>
2 Na3(Cr(OH)6) + 3 H2S = 3 Na2S + 2 Cr(OH)3 + 6 H2O
FeS + HNO3 = Fe(NO3)3 + S + H2O + N2O3 =>
4 FeS + 18 HNO3 = 4 Fe(NO3)3 + 4 S + 9 H2O + 3 N2O3
AlCl3 + H2O = HCl + H2 + AlO3 =>
2 AlCl3 + 6 H2O = 6 HCl + 3 H2 + 2 AlO3
Ca + Si03 = CaSi03 =>
Ca + Si03 = CaSi03
KSCN + KCr(SO4)2*12H2O = K2SO4 + K3[Cr(NCS)6] + H2O =>
6 KSCN + KCr(SO4)2*12H2O = 2 K2SO4 + K3[Cr(NCS)6] + 12 H2O
J2 + NaOH = NaJ + NaOJ + H2O =>
J2 + 2 NaOH = NaJ + NaOJ + H2O
SI + HNO3 + HF = H2SIF6 + NO2 + H2O =>
SI + 4 HNO3 + 6 HF = H2SIF6 + 4 NO2 + 4 H2O
NaNO3 + Zn(NO3)2 + H2O = Na2ZnO2 + HNO3 =>
2 NaNO3 + Zn(NO3)2 + 2 H2O = Na2ZnO2 + 4 HNO3
H2O + O2 = H3O2 =>
6 H2O + O2 = 4 H3O2
Cl2 + O + Ca(OH)2 = Ca(ClO4)2 + H2O =>
Cl2 + 7 O + Ca(OH)2 = Ca(ClO4)2 + H2O
NaHCO2 = NaH + CO2 =>
NaHCO2 = NaH + CO2
As2O3(aq) + HCl(aq) + SnCl2(aq) = As(s) + H2O(l) + SnCl4(aq) =>
As2O3(aq) + 6 HCl(aq) + 3 SnCl2(aq) = 2 As(s) + 3 H2O(l) + 3 SnCl4(aq)
H2 + V2O5 = V2O3 + H2O1 =>
2 H2 + V2O5 = V2O3 + 2 H2O1
Bi + F2 = BiF3 =>
2 Bi + 3 F2 = 2 BiF3
BaCl2 + Al2(SO4)3 = BaSO4 + AlCl3 =>
3 BaCl2 + Al2(SO4)3 = 3 BaSO4 + 2 AlCl3
Fe2O3 + HCl = Fe + Cl + H2O =>
Fe2O3 + 6 HCl = 2 Fe + 6 Cl + 3 H2O
Ni(NO3)3(ac) + NaOH(ac) = Na(NO3)3(ac) + NiOH(ac) =>
Ni(NO3)3(ac) + NaOH(ac) = Na(NO3)3(ac) + NiOH(ac)
Ba + O3 = BaO =>
3 Ba + O3 = 3 BaO
Fe2O3 + HCl = Fe + Cl + H2O =>
Fe2O3 + 6 HCl = 2 Fe + 6 Cl + 3 H2O
Br2 + NaOH = NaBr + NaBrO3 + H2O =>
3 Br2 + 6 NaOH = 5 NaBr + NaBrO3 + 3 H2O
ZnCO3 + C6H8O7 = (ZnC6H5O7)2 + H2O + CO2 =>
18 ZnCO3 + 17 C6H8O7 = 9(ZnC6H5O7)2 + 23 H2O + 12 CO2
C3H8 + O2 = CO2 + H2O =>
C3H8 + 5 O2 = 3 CO2 + 4 H2O
WO3 + I2 = WO2I2 + IO4 =>
8 WO3 + 9 I2 = 8 WO2I2 + 2 IO4
PbS + H2O = PbO + H2S =>
PbS + H2O = PbO + H2S
Ca3(PO4)2 + SiO2 + C = CaSiO3 + P + CO =>
Ca3(PO4)2 + 3 SiO2 + 5 C = 3 CaSiO3 + 2 P + 5 CO
Br2 + NaOH = NaBr + NaOBr + H2O =>
Br2 + 2 NaOH = NaBr + NaOBr + H2O
MnO2 + PbO2 + HNO3 = Pb(NO3)2 + HMnO4 + H2O =>
2 MnO2 + 3 PbO2 + 6 HNO3 = 3 Pb(NO3)2 + 2 HMnO4 + 2 H2O
Cu(SO4)2 + Ag = Ag2SO4 + Cu =>
Cu(SO4)2 + 4 Ag = 2 Ag2SO4 + Cu
Cr + Na2S = Cr3Na2 + S =>
3 Cr + Na2S = Cr3Na2 + S
C4H10 + KMnO4 + H2O = C4H8(OH)2 + MnO2 + KOH =>
3 C4H10 + 4 KMnO4 + 2 H2O = 3 C4H8(OH)2 + 4 MnO2 + 4 KOH
P4 + Cl2 = phosphorustrichloride =>
P4 + 6 Cl2 = 4 PCl3
Fe2O3 + HCl = Fe + Cl + H2O =>
Fe2O3 + 6 HCl = 2 Fe + 6 Cl + 3 H2O
SO3{-2} + HPO3{-2} + H3O{+} = S + HPO4{-2} + H2O =>
SO3{-2} + 2 HPO3{-2} + 2 H3O{+} = S + 2 HPO4{-2} + 3 H2O
SrO2 + Al = Sr + Al2O3 =>
3 SrO2 + 4 Al = 3 Sr + 2 Al2O3
MnSO4 + NH4OH + H2O2 = MnO(OH)2 + (NH4)2SO4 + H2O =>
MnSO4 + 2 NH4OH + H2O2 = MnO(OH)2 + (NH4)2SO4 + H2O
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| Équations équilibrées la veille | Équations équilibrées le lendemain |
Équations équilibrées sur11/13/24
Équations équilibrées sur12/13/23
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