| Équations équilibrées la veille | Équations équilibrées le lendemain |
H2C2O4 + Ca(OH)2 = 2 HOH + CaC2O4
CH3NO + O2 = N2 + H2O + CO2 =>
4 CH3NO + 5 O2 = 2 N2 + 6 H2O + 4 CO2
CH3CH2CH3 + Br2 = CH3CHBrCH3 + HBr =>
CH3CH2CH3 + Br2 = CH3CHBrCH3 + HBr
C6H11OH + Na = C6H10ONa + H =>
C6H11OH + Na = C6H10ONa + 2 H
H2{+} + SO4{-}2 = H2O + SO3 =>
H2{+} + SO4{-}2 = H2O + SO3
Pb + Cr2O3 = PbO2 + Cr =>
3 Pb + 2 Cr2O3 = 3 PbO2 + 4 Cr
HBr + Sn = HSn + Br =>
HBr + Sn = HSn + Br
CH3CH2CH3 + Br2 = CH3CHBrCH3 + HBr =>
CH3CH2CH3 + Br2 = CH3CHBrCH3 + HBr
K2O + Li2O + Nb2O5 = K3Li2Nb5O15 =>
3 K2O + 2 Li2O + 5 Nb2O5 = 2 K3Li2Nb5O15
Al + O2 = Al2O3 =>
4 Al + 3 O2 = 2 Al2O3
Hg + OH = Hg(OH)2 =>
Hg + 2 OH = Hg(OH)2
CH3CH2CH3 + Br2 = CH3CHBrCH3 + HBr =>
CH3CH2CH3 + Br2 = CH3CHBrCH3 + HBr
KMnO4 + HCl = KCl + MnCl2 + H2O + Cl2 =>
2 KMnO4 + 16 HCl = 2 KCl + 2 MnCl2 + 8 H2O + 5 Cl2
Mo + NaNO3 + Na2CO3 = Na2MoO4 + NaNO2 + CO2 =>
Mo + 3 NaNO3 + Na2CO3 = Na2MoO4 + 3 NaNO2 + CO2
Ag + Pt{2+} = Ag{+} + Pt =>
2 Ag + Pt{2+} = 2 Ag{+} + Pt
Sn + HBr = SnBr4 + H2 =>
Sn + 4 HBr = SnBr4 + 2 H2
H2C2O4 + Ca(OH)2 = CaC2O4 + H2O =>
H2C2O4 + Ca(OH)2 = CaC2O4 + 2 H2O
Cr2O3 + H{+} = Cr{+3} + H2O =>
Cr2O3 + 6 H{+} = 2 Cr{+3} + 3 H2O
Pb + Cr2O3 = Pb2O3 + Cr =>
2 Pb + Cr2O3 = Pb2O3 + 2 Cr
CH3CH2CH3 + Br2 = CH3CHCH3 + HBr =>
2 CH3CH2CH3 + Br2 = 2 CH3CHCH3 + 2 HBr
CuSO4 + BaCl2(aq) = BaSO4(s) + CuCl2(aq) =>
CuSO4 + BaCl2(aq) = BaSO4(s) + CuCl2(aq)
N2H4 + NO3 = N2 + H2O =>
3 N2H4 + 2 NO3 = 4 N2 + 6 H2O
HCuCl2 + H2O = H2CuCl2(OH) =>
HCuCl2 + H2O = H2CuCl2(OH)
Cr2O3 + H{+} = CrOH{2+} + H2O =>
Cr2O3 + 4 H{+} = 2 CrOH{2+} + H2O
Fe2O3 + Ni = NiO + Fe =>
Fe2O3 + 3 Ni = 3 NiO + 2 Fe
HNO3 + NaHCO3 = NaNO3 + H2O + CO2 =>
HNO3 + NaHCO3 = NaNO3 + H2O + CO2
Cr2O7{-2} + H{+} + Cu = Cr{+3} + H2O + Cu{+2} =>
Cr2O7{-2} + 14 H{+} + 3 Cu = 2 Cr{+3} + 7 H2O + 3 Cu{+2}
CaMg(CO3)2 + HCOOH = CaMg + CO2 + H2O =>
CaMg(CO3)2 + 2 HCOOH = CaMg + 4 CO2 + 2 H2O
AgClO3(aq) + Li2SO4(aq) = LiClO3(s) + Ag2SO4(aq) =>
2 AgClO3(aq) + Li2SO4(aq) = 2 LiClO3(s) + Ag2SO4(aq)
CH4Br2 = CH3BrHBr =>
CH4Br2 = CH3BrHBr
I2O + H2O = H4I2O3 =>
I2O + 2 H2O = H4I2O3
Zn(NO3)2 + H2SO4 = ZnSO4 + NHO3 =>
Zn(NO3)2 + H2SO4 = ZnSO4 + 2 NHO3
N2H4(g) + O2(g) = N2(g) + H2O(l) =>
N2H4(g) + O2(g) = N2(g) + 2 H2O(l)
Pb(C4H8O6)2 + KI = K(C4H8O6) + PbI2 =>
Pb(C4H8O6)2 + 2 KI = 2 K(C4H8O6) + PbI2
Fe + H2O = Fe3O4 + H2 =>
3 Fe + 4 H2O = Fe3O4 + 4 H2
[Cd(NH3)6]SO4 + H2S = CdS + (NH4)2S + H2SO4 =>
[Cd(NH3)6]SO4 + 4 H2S = CdS + 3(NH4)2S + H2SO4
NaSO4 + CaCl = CaSO4 + NaCl =>
NaSO4 + CaCl = CaSO4 + NaCl
As2O3 + KI + HCl = AsI3 + KCl + H2O =>
As2O3 + 6 KI + 6 HCl = 2 AsI3 + 6 KCl + 3 H2O
H2O2 = H2O + O2 =>
2 H2O2 = 2 H2O + O2
C6H5OH + H2O = CH4 + CO2 =>
2 C6H5OH + 8 H2O = 7 CH4 + 5 CO2
Fe(NO3)2 + B = B(NO3)3 + Fe =>
3 Fe(NO3)2 + 2 B = 2 B(NO3)3 + 3 Fe
HCl + Ca(OH)2 = CaCl2 + H2O =>
2 HCl + Ca(OH)2 = CaCl2 + 2 H2O
Cr(s) + CdCl2(aq) = CrCl3(aq) + Cd(s) =>
2 Cr(s) + 3 CdCl2(aq) = 2 CrCl3(aq) + 3 Cd(s)
Mg(NO3)2(aq) + NaCi(aq) = MgCi2(aq) + NaNO3(aq) =>
Mg(NO3)2(aq) + 2 NaCi(aq) = MgCi2(aq) + 2 NaNO3(aq)
NaHCO3(g) + CH3COOH(aq) = CO2(g) + H2O(l) + CH3COONa(aq) =>
NaHCO3(g) + CH3COOH(aq) = CO2(g) + H2O(l) + CH3COONa(aq)
H{+} + Cr2O7{-} + C2H5OH = Cr3{+} + H2O + CO2 =>
60 H{+} + 36 Cr2O7{-} + 37 C2H5OH = 24 Cr3{+} + 141 H2O + 74 CO2
AgNO3 + K4[Fe(CN)6] = Ag4Fe(CN)6 + KNO3 =>
4 AgNO3 + K4[Fe(CN)6] = Ag4Fe(CN)6 + 4 KNO3
NH3 + HNO3 = NH4 + NO3 =>
NH3 + HNO3 = NH4 + NO3
CH4 + O2 = CO2 + H2O =>
CH4 + 2 O2 = CO2 + 2 H2O
Fe2(SO4)3 + KOH = Fe(OH)3 + K2(SO4) =>
Fe2(SO4)3 + 6 KOH = 2 Fe(OH)3 + 3 K2(SO4)
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| Équations équilibrées la veille | Équations équilibrées le lendemain |
Équations équilibrées sur11/11/24
Équations équilibrées sur12/11/23
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