| Équations équilibrées la veille | Équations équilibrées le lendemain |
2 K2CrO4 + 3 NaNO2 + 5 H2O = 2 KCr(OH)4 + 3 NaNO3 + 2 KOH
CH3OC2H5 + O2 = CO2 + H2O =>
2 CH3OC2H5 + 9 O2 = 6 CO2 + 8 H2O
Fe + H2O = Fe3O4 + H2 =>
3 Fe + 4 H2O = Fe3O4 + 4 H2
Zn + AsO3 + H2SO4 = ZnSO4 + H2O + H3As =>
9 Zn + 2 AsO3 + 9 H2SO4 = 9 ZnSO4 + 6 H2O + 2 H3As
CaI2 + HNO3 = Ca(NO3)2 + I2 + NO2 + H2O =>
CaI2 + 4 HNO3 = Ca(NO3)2 + I2 + 2 NO2 + 2 H2O
Pb(s) + PbO2(s) + H2SO4 = PbSO4(s) + H2O(l) =>
Pb(s) + PbO2(s) + 2 H2SO4 = 2 PbSO4(s) + 2 H2O(l)
Cr + S2 = CrS2 =>
Cr + S2 = CrS2
Cu + Br2 = CuBr =>
2 Cu + Br2 = 2 CuBr
LiBH4 + BF3 = B2H6 + LiBF4 =>
3 LiBH4 + 4 BF3 = 2 B2H6 + 3 LiBF4
Fe + CuSO4 + NaCl = Cu + FeCl2 + Na2SO4 =>
Fe + CuSO4 + 2 NaCl = Cu + FeCl2 + Na2SO4
C3H6O2 + O2 = CO2 + H2O =>
2 C3H6O2 + 7 O2 = 6 CO2 + 6 H2O
MoO3 + NaOH = H2O*Na2MoO4 =>
MoO3 + 2 NaOH = H2O*Na2MoO4
NH4 + HNO3 = NH4NO3 + H2O =>
8 NH4 + 10 HNO3 = 9 NH4NO3 + 3 H2O
(VO2)2SO4 + SnSO4 + H2SO4 = V2(SO4)3 + Sn(SO4)2 + H2O =>
(VO2)2SO4 + 2 SnSO4 + 4 H2SO4 = V2(SO4)3 + 2 Sn(SO4)2 + 4 H2O
Cr(OH)3 + ClO{-} = CrO4{-2} + Cl2 + H2O + OH{-} =>
2 Cr(OH)3 + 6 ClO{-} = 2 CrO4{-2} + 3 Cl2 + 2 H2O + 2 OH{-}
AlP + O2 = Al2O3 + P =>
4 AlP + 3 O2 = 2 Al2O3 + 4 P
Fe + H2O = Fe3O4 + H2 =>
3 Fe + 4 H2O = Fe3O4 + 4 H2
NaC2H3O2 + O2 = CO2 + H2O + Na2O =>
2 NaC2H3O2 + 4 O2 = 4 CO2 + 3 H2O + Na2O
CsNO2 + H2O = HNO2 + CsOH =>
CsNO2 + H2O = HNO2 + CsOH
CoO + CH4 = Co + CO + H2 =>
CoO + CH4 = Co + CO + 2 H2
H3BO3 + NH4OH = (NH4)3BO3 + H2O =>
H3BO3 + 3 NH4OH = (NH4)3BO3 + 3 H2O
ZnCl2 + NaNO3 = Zn(NO3)2 + NaCl =>
ZnCl2 + 2 NaNO3 = Zn(NO3)2 + 2 NaCl
Mg + NH4ClO4 = MgO + MgCl2 + NO + H2O =>
3 Mg + 2 NH4ClO4 = 2 MgO + MgCl2 + 2 NO + 4 H2O
As2S3 = As + S =>
As2S3 = 2 As + 3 S
AgCl(s) + NH4OH(ac) = Ag(NH3)2Cl(ac) + H2O =>
AgCl(s) + 2 NH4OH(ac) = Ag(NH3)2Cl(ac) + 2 H2O
NaOH(aq) + CaCl2(aq) = Ca(OH)2(s) + NaCl(aq) =>
2 NaOH(aq) + CaCl2(aq) = Ca(OH)2(s) + 2 NaCl(aq)
Sr + Fe(No3)3 = Sr(No3)2 + Fe =>
3 Sr + 2 Fe(No3)3 = 3 Sr(No3)2 + 2 Fe
Al(s) + HCl(ac) = AlCl3(ac) + H2(g) =>
2 Al(s) + 6 HCl(ac) = 2 AlCl3(ac) + 3 H2(g)
K2CO3(aq) + NiCl2(aq) = KCl(aq) + NiCO3(s) =>
K2CO3(aq) + NiCl2(aq) = 2 KCl(aq) + NiCO3(s)
Mg(H2PO4)2 = Mg + (H2PO4)2 =>
Mg(H2PO4)2 = Mg + (H2PO4)2
Cu2O3 + Zn = ZnO + Cu =>
Cu2O3 + 3 Zn = 3 ZnO + 2 Cu
LiAlH4 + H2O = LiOH + Al(OH)3 + H2 =>
LiAlH4 + 4 H2O = LiOH + Al(OH)3 + 4 H2
Na2SO3(aq) + HBr(aq) = NaBr(aq) + H2O(l) + SO2(g) =>
Na2SO3(aq) + 2 HBr(aq) = 2 NaBr(aq) + H2O(l) + SO2(g)
SO2 + Br2 + KOH = K2SO4 + KBr + H2O =>
SO2 + Br2 + 4 KOH = K2SO4 + 2 KBr + 2 H2O
C3H8O + H2O = C3H6O2 + H2 =>
C3H8O + H2O = C3H6O2 + 2 H2
Ag + HNO2 + H2SO4 = Ag2SO4 + NO + H2O =>
2 Ag + 2 HNO2 + H2SO4 = Ag2SO4 + 2 NO + 2 H2O
Hg + H3PO4 = HgPO4 + H3 =>
Hg + H3PO4 = HgPO4 + H3
HCCH + CuCl + NH3 = CuCCCu + NH4Cl =>
HCCH + 2 CuCl + 2 NH3 = CuCCCu + 2 NH4Cl
HCHO + AgNO3 + NH3 + H2O = (NH4)2CO3 + Ag =>
9 HCHO + 4 AgNO3 + 14 NH3 + 6 H2O = 9(NH4)2CO3 + 4 Ag
CH3Cl + Cl2 = CHCl3 + HCl =>
CH3Cl + 2 Cl2 = CHCl3 + 2 HCl
NO + O2 = NO2(classification) =>
2 NO + O2 = 2 NO2(classification)
CaF2(s) = Ca(s) + F2(g) =>
CaF2(s) = Ca(s) + F2(g)
Zn(CH3COO)2(aq) + K3[Fe(CN)6](aq) = Zn3[Fe(CN)6]2(s) + KCH3COO(aq) =>
3 Zn(CH3COO)2(aq) + 2 K3[Fe(CN)6](aq) = Zn3[Fe(CN)6]2(s) + 6 KCH3COO(aq)
I2O5 + CO = I2 + CO2 =>
I2O5 + 5 CO = I2 + 5 CO2
HMnO4 + KOH = K2MnO4 + H2O + O2 =>
4 HMnO4 + 8 KOH = 4 K2MnO4 + 6 H2O + O2
SNS + (NH4)2S2 = SNS2 + (NH4)2S =>
SNS + (NH4)2S2 = SNS2 + (NH4)2S
V2O5 + H2O = V(OH)5 =>
V2O5 + 5 H2O = 2 V(OH)5
U + H2O = UO2 + H2 =>
U + 2 H2O = UO2 + 2 H2
CH4 + I2 = CHI3 + HI =>
CH4 + 3 I2 = CHI3 + 3 HI
C8H18(l) + O2 = CO2 + H2O(g) =>
2 C8H18(l) + 25 O2 = 16 CO2 + 18 H2O(g)
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| Équations équilibrées la veille | Équations équilibrées le lendemain |
Équations équilibrées sur10/26/24
Équations équilibrées sur11/25/23
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