| Équations équilibrées la veille | Équations équilibrées le lendemain |
Na2CO3 + Ca(OH)2 = 2 NaOH + CaCO3
Cu2As2O7 + Zn + H2SO4 = Cu + AsH3 + ZnSO4 + H2O =>
Cu2As2O7 + 10 Zn + 10 H2SO4 = 2 Cu + 2 AsH3 + 10 ZnSO4 + 7 H2O
Cu + HNO3 + H{+} = Cu{2+} + NO2 + H2O =>
Cu + 2 HNO3 + 2 H{+} = Cu{2+} + 2 NO2 + 2 H2O
Al + SrO2 = Al2O3 + SrO =>
2 Al + 3 SrO2 = Al2O3 + 3 SrO
C2H5OHCuO = CuCH3CHOH2O =>
C2H5OHCuO = CuCH3CHOH2O
HCOOH + MgCO3 = (HCOO)2Mg + H2O + CO2 =>
2 HCOOH + MgCO3 = (HCOO)2Mg + H2O + CO2
NO2 + P2O3 + KOH = NO + K2HPO4 + H2O =>
2 NO2 + P2O3 + 4 KOH = 2 NO + 2 K2HPO4 + H2O
KOH + Ca(OH)2 = CaO + K(OH)2 + H2 =>
2 KOH + 2 Ca(OH)2 = 2 CaO + 2 K(OH)2 + H2
C3H3(g) + O2(g) = CO2(g) + H20(g) =>
20 C3H3(g) + 60 O2(g) = 60 CO2(g) + 3 H20(g)
NiSO4(aq) + KOH(aq) = KSO4(aq) + NiOH(s) =>
NiSO4(aq) + KOH(aq) = KSO4(aq) + NiOH(s)
Pb(NO3)2 + KI = PbI2 + KNO3 =>
Pb(NO3)2 + 2 KI = PbI2 + 2 KNO3
C8H8 + KMnO4 + H2O = C8H11O2 + KOH + MnO2 =>
3 C8H8 + KMnO4 + 5 H2O = 3 C8H11O2 + KOH + MnO2
ClO3 + OH = ClO4 + H2O =>
ClO3 + 2 OH = ClO4 + H2O
CH3COOH + Na2CO3*10H2O = NaCH3COO + H2O + CO2 =>
2 CH3COOH + Na2CO3*10H2O = 2 NaCH3COO + 11 H2O + CO2
H2CO + Cu(OH)2 = HCOOH + Cu2O + H2O =>
H2CO + 2 Cu(OH)2 = HCOOH + Cu2O + 2 H2O
H2O2 + N2O3 = N2O5 + H2O =>
2 H2O2 + N2O3 = N2O5 + 2 H2O
CH4 + C6H6 = C6H5CH3 =>
3 CH4 + 10 C6H6 = 9 C6H5CH3
H2O(g) + Li(s) = LiOH(s) + H(g) =>
H2O(g) + Li(s) = LiOH(s) + H(g)
NO2 + H2SO4 = NO2SO3 + H2O =>
NO2 + H2SO4 = NO2SO3 + H2O
Pb3O4 + HNO3 = Pb(NO3)2 + PbO2(s) + H2O =>
Pb3O4 + 4 HNO3 = 2 Pb(NO3)2 + PbO2(s) + 2 H2O
C7H9 + Cl2 = C7H7Cl2 + HCl =>
C7H9 + 2 Cl2 = C7H7Cl2 + 2 HCl
C6H14N2O2HCl + NaNO2 + HCl = C6H10O2OHOHHCl + N2 + NaCl + H2O =>
C6H14N2O2HCl + 2 NaNO2 + 2 HCl = C6H10O2OHOHHCl + 2 N2 + 2 NaCl + 2 H2O
Co + HNO2 = Co(NO2)2 + H2 =>
Co + 2 HNO2 = Co(NO2)2 + H2
K2Cr2O7 + H2SO4 + HCHO = CO2 + K2SO4 + Cr2(SO4)3 + H2O =>
2 K2Cr2O7 + 8 H2SO4 + 3 HCHO = 3 CO2 + 2 K2SO4 + 2 Cr2(SO4)3 + 11 H2O
Cu2FeS3 + HNO3 = CuSO4 + Cu(NO3)2 + Fe2(SO4)3 + NO + H2O =>
6 Cu2FeS3 + 56 HNO3 = 9 CuSO4 + 3 Cu(NO3)2 + 3 Fe2(SO4)3 + 50 NO + 28 H2O
N2OH3 + O2 = NO2 + H2 =>
2 N2OH3 + 3 O2 = 4 NO2 + 3 H2
CH2H6 + Cl2 = C2H5Cl + HCl =>
2 CH2H6 + 6 Cl2 = C2H5Cl + 11 HCl
KOH + Ca(OH)2 = CaO + K(OH)2 + H2 =>
2 KOH + 2 Ca(OH)2 = 2 CaO + 2 K(OH)2 + H2
AgNO{3} + HCl = HNO{3} + AgCl =>
AgNO{3} + HCl = HNO{3} + AgCl
H2CrO4 + K2SO3 = K2CrO4 + H2SO3 =>
H2CrO4 + K2SO3 = K2CrO4 + H2SO3
C9H8O2 + NaOH = C9H7O2Na + H2O =>
C9H8O2 + NaOH = C9H7O2Na + H2O
CH4N2O + C2H6O + C7H6O3 = C22H26N2O3 + CO2 =>
24 CH4N2O + C2H6O + 86.999999999999C7H6O3 = 24 C22H26N2O3 + 107 CO2
Fe2 + HO = Fe(OH)2 =>
Fe2 + 4 HO = 2 Fe(OH)2
Li(s) + H2(g) = LiH(s) =>
2 Li(s) + H2(g) = 2 LiH(s)
FeS = Fe + S =>
FeS = Fe + S
C7H6O3 + CH3OH = C9H10O3 + H2O =>
C7H6O3 + 2 CH3OH = C9H10O3 + 2 H2O
Al2(SO3)3 + Ca3(PO4)2 = Al(PO4) + Ca(SO3) =>
Al2(SO3)3 + Ca3(PO4)2 = 2 Al(PO4) + 3 Ca(SO3)
FeSO4 + KMnO4 + H2SO4 = Fe2(SO4)3 + MnSO4 + K2SO4 + H2O =>
10 FeSO4 + 2 KMnO4 + 8 H2SO4 = 5 Fe2(SO4)3 + 2 MnSO4 + K2SO4 + 8 H2O
CrO4{-2} + H{+} = Cr2O7{-2} + H2O =>
2 CrO4{-2} + 2 H{+} = Cr2O7{-2} + H2O
HNO3 + K3(Al(OH)6) = KNO3 + Al(NO3)3 + H2O =>
6 HNO3 + K3(Al(OH)6) = 3 KNO3 + Al(NO3)3 + 6 H2O
C3H8 + CO = C + H2O =>
C3H8 + 4 CO = 7 C + 4 H2O
C4H6(ankin) + O2 = CO2 + H2O =>
2 C4H6(ankin) + 11 O2 = 8 CO2 + 6 H2O
NH3 + O2 = NO + H2O =>
4 NH3 + 5 O2 = 4 NO + 6 H2O
CuOH + H2CO3 = Cu2CO3 + H2O =>
2 CuOH + H2CO3 = Cu2CO3 + 2 H2O
Cu(NO2)2 + KOH = K(NO2)2 + CuOH =>
Cu(NO2)2 + KOH = K(NO2)2 + CuOH
IF7 + SiO2 = IOF5 + SiF4 =>
2 IF7 + SiO2 = 2 IOF5 + SiF4
Ca + C2 = CaC2 =>
Ca + C2 = CaC2
H2O + MnCl2 = MnO2 + Cl + H3O =>
6 H2O + MnCl2 = MnO2 + 2 Cl + 4 H3O
AgNO3 + NaOH + C6H12O6 = Ag + C6H12O7 + H2O + NaNO3 =>
2 AgNO3 + 2 NaOH + C6H12O6 = 2 Ag + C6H12O7 + H2O + 2 NaNO3
AuOH = AuO + H =>
AuOH = AuO + H
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Équations équilibrées sur10/24/24
Équations équilibrées sur11/23/23
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