| Équations équilibrées la veille |
HgS + 2 FeCl3 + 2 O2 = HgCl2 + 2 FeCl2 + SO4
KOH + CO2 = H2O + K2CO3 =>
2 KOH + CO2 = H2O + K2CO3
Ba(NO3)2(aq) + (NH4)2C2O2(aq) = BaC2O2(s) + NH4NO3(aq) =>
Ba(NO3)2(aq) + (NH4)2C2O2(aq) = BaC2O2(s) + 2 NH4NO3(aq)
K2Cr2O7 + Na2SO3 + H2SO4 = CrSO4 + Na2SO4 + H2O + K2SO4 =>
K2Cr2O7 + 4 Na2SO3 + 3 H2SO4 = 2 CrSO4 + 4 Na2SO4 + 3 H2O + K2SO4
CaCl2(aq) + NH4Cl + K4[Fe(CN)6] = (NH4)2Ca[Fe(CN)6] + KCl =>
CaCl2(aq) + 2 NH4Cl + K4[Fe(CN)6] = (NH4)2Ca[Fe(CN)6] + 4 KCl
SOCl2 + NaOH = NaCl + SO2 + H2O =>
SOCl2 + 2 NaOH = 2 NaCl + SO2 + H2O
FeS2 + O2 = Fe2O3 + SO2 =>
4 FeS2 + 11 O2 = 2 Fe2O3 + 8 SO2
Sr(NO3)2 + Al2(C2O4)3 = Sr(C2O4)3 + Al2(NO3)2 =>
Sr(NO3)2 + Al2(C2O4)3 = Sr(C2O4)3 + Al2(NO3)2
H2O2 = H2O + O2 =>
2 H2O2 = 2 H2O + O2
AgSCN + HCl = AgCl + HSCN =>
AgSCN + HCl = AgCl + HSCN
Zn(NO3)2(aq) + NaI(aq) = NaNO3(aq) + ZnI2 =>
Zn(NO3)2(aq) + 2 NaI(aq) = 2 NaNO3(aq) + ZnI2
H5S12 + O2 = H2O + S =>
4 H5S12 + 5 O2 = 10 H2O + 48 S
S8 + KI = K2S + I2 =>
S8 + 16 KI = 8 K2S + 8 I2
C12H22O4 + H2O = CH3CH2OH + CO2 =>
6 C12H22O4 + 27 H2O = 31 CH3CH2OH + 10 CO2
NaCl + HBr = NaBr + HCl =>
NaCl + HBr = NaBr + HCl
Ti2O + N2 = Ti3N2 + O2 =>
6 Ti2O + 4 N2 = 4 Ti3N2 + 3 O2
Mg + Zn(SO4)2 = Mg(SO4)2 + Zn =>
Mg + Zn(SO4)2 = Mg(SO4)2 + Zn
P + CO2 = P2O3 + C =>
4 P + 3 CO2 = 2 P2O3 + 3 C
C2H3 + O2 = CO2 + H2O =>
4 C2H3 + 11 O2 = 8 CO2 + 6 H2O
Al(OH)3 + HCl = (AlOH)Cl2 + H2O =>
Al(OH)3 + 2 HCl = (AlOH)Cl2 + 2 H2O
Fe(OH)3 + H0{+} = Fe{3+} + H2O =>
Fe(OH)3 + 3 H0{+} = Fe{3+} + 3 H2O
NaNO3 + Ba(OH)2 = Na2(OH)2 + Ba(NO3)2 =>
2 NaNO3 + Ba(OH)2 = Na2(OH)2 + Ba(NO3)2
HgO + C = Hg + CO2 =>
2 HgO + C = 2 Hg + CO2
HgS + H{+} + NO3{-} + Cl{-} = HgCl2 + S + NO + H2O =>
3 HgS + 8 H{+} + 2 NO3{-} + 6 Cl{-} = 3 HgCl2 + 3 S + 2 NO + 4 H2O
C8H6COOH + O2 = CO2 + H2O =>
4 C8H6COOH + 39 O2 = 36 CO2 + 14 H2O
H2(SO4) + Fe = Fe2(SO4)3 + H2 =>
3 H2(SO4) + 2 Fe = Fe2(SO4)3 + 3 H2
Au + KCN + H2O + O = KAu(CN)2 + KOH =>
2 Au + 4 KCN + H2O + O = 2 KAu(CN)2 + 2 KOH
KCl + CH3COOH = K(CH3COOH) + Cl2 =>
2 KCl + 2 CH3COOH = 2 K(CH3COOH) + Cl2
Ka + H2O = KaH2O =>
Ka + H2O = KaH2O
H2(g) + S8(s) = H2S =>
8 H2(g) + S8(s) = 8 H2S
K + CaF2 = KF + Ca =>
2 K + CaF2 = 2 KF + Ca
MnCl2 + NaOH + NaClO = NaMnO4 + NaCl + H2O =>
2 MnCl2 + 6 NaOH + 5 NaClO = 2 NaMnO4 + 9 NaCl + 3 H2O
CrO3 + HO2 = CrO4 + OH =>
CrO3 + HO2 = CrO4 + OH
HCl + K2CO3 = KCl + H2O + CO2 =>
2 HCl + K2CO3 = 2 KCl + H2O + CO2
NaHCO3 + Na2SO4 = Na2CO3 + H2SO4 =>
2 NaHCO3 + Na2SO4 = 2 Na2CO3 + H2SO4
Pb + KNO3 = PbO + KNO2 =>
Pb + KNO3 = PbO + KNO2
ZnS + KMnO4 + H2SO4 = ZnSO4 + MnSO4 + K2SO4 + H2O =>
5 ZnS + 8 KMnO4 + 12 H2SO4 = 5 ZnSO4 + 8 MnSO4 + 4 K2SO4 + 12 H2O
CH4(g) + NH3(g) + H2O(l) = C2H5NO2(s) + H2(g) =>
2 CH4(g) + NH3(g) + 2 H2O(l) = C2H5NO2(s) + 5 H2(g)
HClO3 = ClO2 + H2O2 =>
2 HClO3 = 2 ClO2 + H2O2
PO4F = F2 + PO4 =>
2 PO4F = F2 + 2 PO4
(NH4)2Fe(SO4)2*6H2O + H2C2O4 + K2C2O4 = K3[Fe(C2O4)3]*3H2O + NH4 + SO4 + H2O + H =>
2(NH4)2Fe(SO4)2*6H2O + 3 H2C2O4 + 3 K2C2O4 = 2 K3[Fe(C2O4)3]*3H2O + 4 NH4 + 4 SO4 + 6 H2O + 6 H
KOH + NaCr2O7 = KCr2O7 + NaOH =>
KOH + NaCr2O7 = KCr2O7 + NaOH
Na2FeO4 + FeCl3 + H2O = Fe2O3 + Cl2 + NaOH =>
2 Na2FeO4 + 2 FeCl3 + 2 H2O = 2 Fe2O3 + 3 Cl2 + 4 NaOH
MgO + H2SO4 = MgSO4 + H2O =>
MgO + H2SO4 = MgSO4 + H2O
Sc(NO3)3 + (NH4)2C2O4 = Sc2(C2O4)3 + NH4NO3 =>
2 Sc(NO3)3 + 3(NH4)2C2O4 = Sc2(C2O4)3 + 6 NH4NO3
C6H6SO3Na + NaOH = C6H6OH + SO3Na2 =>
C6H6SO3Na + NaOH = C6H6OH + SO3Na2
Na2C2O4 + CuSO4 = Na2SO4 + CuC2O4 =>
Na2C2O4 + CuSO4 = Na2SO4 + CuC2O4
In(OH)3 + HNO3 = In(NO3)3 + H2O =>
In(OH)3 + 3 HNO3 = In(NO3)3 + 3 H2O
NH4Cl + H3PO4 = NH4H2PO4 + HCl =>
NH4Cl + H3PO4 = NH4H2PO4 + HCl
Na3Cl2 + CuP = CuCl2 + Na3P =>
Na3Cl2 + CuP = CuCl2 + Na3P
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