| Équations équilibrées la veille | Équations équilibrées le lendemain |
C2H4(g) + H2O(g) = CH3CH2OH(l)
Cl2(g) + H2O(g) = HCl(g) + O2(g) =>
2 Cl2(g) + 2 H2O(g) = 4 HCl(g) + O2(g)
Zn(OH)2 + NH4OH = [Zn(NH3)4](OH)2 + H2O =>
Zn(OH)2 + 4 NH4OH = [Zn(NH3)4](OH)2 + 4 H2O
H3PO4(aq) + OH{-}(aq) = H2PO4{-}(aq) + H2O(l) =>
H3PO4(aq) + OH{-}(aq) = H2PO4{-}(aq) + H2O(l)
PbI2 + HNO3 = Pb(NO3)2 + I2 + NO + H2O =>
3 PbI2 + 8 HNO3 = 3 Pb(NO3)2 + 3 I2 + 2 NO + 4 H2O
HCl + HgS + NO3{-} = HgCl4{-} + S + NO + H2O =>
4 HCl + HgS + NO3{-} = HgCl4{-} + S + NO + 2 H2O
FeO3(s) + CO(g) = Fe(l) + CO2(g) =>
FeO3(s) + 3 CO(g) = Fe(l) + 3 CO2(g)
Na2O + FeO = Na4FeO3 =>
2 Na2O + FeO = Na4FeO3
C4H8(g) + O2 = CO2 + H2O =>
C4H8(g) + 6 O2 = 4 CO2 + 4 H2O
HCOOH + Ca = (HCOO)2Ca + H2 =>
2 HCOOH + Ca = (HCOO)2Ca + H2
NH4OH + CuO = Cu2O + H2O + N2O =>
2 NH4OH + 8 CuO = 4 Cu2O + 5 H2O + N2O
CO2 + H2O + N2 = C5H5N + O2 =>
20 CO2 + 10 H2O + 2 N2 = 4 C5H5N + 25 O2
C16H34 = C + H2 =>
C16H34 = 16 C + 17 H2
KNO2 + Ni(NO3)2*6H2O = K4[Ni(NO2)6]H2O + O2 + HH2O =>
24 KNO2 + 6 Ni(NO3)2*6H2O = 6 K4[Ni(NO2)6]H2O + 11 O2 + 20 HH2O
FeS + Cl2 = FeCl3 + SCl2 =>
2 FeS + 5 Cl2 = 2 FeCl3 + 2 SCl2
H2SO3 + Al = Al2(SO3)3 + H =>
3 H2SO3 + 2 Al = Al2(SO3)3 + 6 H
As2O3(s) + H2(g) = AsH3(g) + H2O(g) =>
As2O3(s) + 6 H2(g) = 2 AsH3(g) + 3 H2O(g)
Cu(s) + H2SO4(ac) = CuSO4(ac) + SO2(g) + H2O(l) =>
Cu(s) + 2 H2SO4(ac) = CuSO4(ac) + SO2(g) + 2 H2O(l)
CaBr2 + Cl2 = Br2 + CaCl =>
2 CaBr2 + Cl2 = 2 Br2 + 2 CaCl
Zn + Cl2 = ZnCl2 =>
Zn + Cl2 = ZnCl2
Na2O2 + KI + H2SO4 = I2 + Na2SO4 + K2SO4 + H2O =>
Na2O2 + 2 KI + 2 H2SO4 = I2 + Na2SO4 + K2SO4 + 2 H2O
Co + Cl2 = CoCl2 =>
Co + Cl2 = CoCl2
Fe + SO2 = FeO + SO =>
Fe + SO2 = FeO + SO
Ca(OH)2(aq) + NaCl(aq) = NaOH(aq) + CaCl2(aq) =>
Ca(OH)2(aq) + 2 NaCl(aq) = 2 NaOH(aq) + CaCl2(aq)
ZnSO3 = Zn + SO3 =>
ZnSO3 = Zn + SO3
C10H12O2 + NaOH = C10H11O2Na + H2O =>
C10H12O2 + NaOH = C10H11O2Na + H2O
Ca(NO3)2 + (NH4)2C2O4 = CaC2O4 + (NH4)(NO3) =>
Ca(NO3)2 + (NH4)2C2O4 = CaC2O4 + 2(NH4)(NO3)
Zn(s) + Ag(NO3)(aq) = Zn(NO3)2(aq) + Ag(s) =>
Zn(s) + 2 Ag(NO3)(aq) = Zn(NO3)2(aq) + 2 Ag(s)
PbS2 + O = PbO + SO2 =>
PbS2 + 5 O = PbO + 2 SO2
Cr + NaOH + H2O = NaCrO2 + H2 =>
2 Cr + 2 NaOH + 2 H2O = 2 NaCrO2 + 3 H2
H2 + Cu(NO3)2 = Cu + H(NO3) =>
H2 + Cu(NO3)2 = Cu + 2 H(NO3)
Sb2S3 + NaOH = NaSbS2 + NaSbSO + H2O =>
Sb2S3 + 2 NaOH = NaSbS2 + NaSbSO + H2O
KBrCa = KCaBr =>
KBrCa = KCaBr
NH4Fe(SO4)2 + KCNS = K3Fe(CNS)6 + K2SO4 + (NH4)2SO4 =>
2 NH4Fe(SO4)2 + 12 KCNS = 2 K3Fe(CNS)6 + 3 K2SO4 + (NH4)2SO4
Ag + NH3 = AgNH3 =>
Ag + NH3 = AgNH3
NH3 + Cr(NO3)3 + H2O = NH4NO3 + Cr =>
30 NH3 + 8 Cr(NO3)3 + 9 H2O = 27 NH4NO3 + 8 Cr
Na2S2O3 + H2O = H2SO4 + Na2S =>
Na2S2O3 + H2O = H2SO4 + Na2S
C2H5OH + O2 = (CH3COOH) + H2O =>
C2H5OH + O2 = (CH3COOH) + H2O
Ni + HBr = NiBr2 + H2 =>
Ni + 2 HBr = NiBr2 + H2
PbS2 + O = PbO + SO2 =>
PbS2 + 5 O = PbO + 2 SO2
Me + H2O = Me(OH)2 + H2 =>
Me + 2 H2O = Me(OH)2 + H2
CuSO4 + KI + H2SO4 = I2 + CuSO3 + K2SO4 + H2O =>
CuSO4 + 2 KI + H2SO4 = I2 + CuSO3 + K2SO4 + H2O
HNO3(aq) + Li2S(aq) = H2S(g) + LiNO3(aq) =>
2 HNO3(aq) + Li2S(aq) = H2S(g) + 2 LiNO3(aq)
BF3 + NH3 = BF3NH3 =>
BF3 + NH3 = BF3NH3
C6H10 = C4H6 + C2H4 =>
C6H10 = C4H6 + C2H4
FeO + HNO3(conc) = Fe(NO3)3 + NO + H2O =>
3 FeO + 10 HNO3(conc) = 3 Fe(NO3)3 + NO + 5 H2O
CH3COOC2H5 + HCl = CH3COOH + C2H5Cl =>
CH3COOC2H5 + HCl = CH3COOH + C2H5Cl
CH3OH + H2SO4 = (CH3)2SO4 + H2O =>
2 CH3OH + H2SO4 = (CH3)2SO4 + 2 H2O
KMnO4 + Zn + KOH = K2MnO4 + K2[Zn(OH)4] =>
2 KMnO4 + Zn + 4 KOH = 2 K2MnO4 + K2[Zn(OH)4]
CaH2 + H2O = H + CaOH2 =>
CaH2 + H2O = 2 H + CaOH2
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| Équations équilibrées la veille | Équations équilibrées le lendemain |
Équations équilibrées sur10/22/24
Équations équilibrées sur11/21/23
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