| Équations équilibrées la veille | Équations équilibrées le lendemain |
S + 2 HCl = SCl2 + H2
NaCl + Al(OH)3 = Na[Al(OH)4] + AlCl3 =>
3 NaCl + 4 Al(OH)3 = 3 Na[Al(OH)4] + AlCl3
O2 + Cl2 = OCl10 =>
O2 + 10 Cl2 = 2 OCl10
AgNO3 + CaCl2 = AgCl + Ca(NO3)2 =>
2 AgNO3 + CaCl2 = 2 AgCl + Ca(NO3)2
Cr + ClO4 = Cr2O7 + Cl2 =>
16 Cr + 14 ClO4 = 8 Cr2O7 + 7 Cl2
C2H6 + H2SO4 = C2H5 + H2O + SO3H =>
C2H6 + H2SO4 = C2H5 + H2O + SO3H
P4 + O2 = P2O5 =>
P4 + 5 O2 = 2 P2O5
Fe2O3 + C = Fe + CO2 =>
2 Fe2O3 + 3 C = 4 Fe + 3 CO2
Ba(NO3)2 + HI = BaI2 + HNO3 =>
Ba(NO3)2 + 2 HI = BaI2 + 2 HNO3
SiO2(s) + C = Si + CO2 =>
SiO2(s) + C = Si + CO2
P20 + Cl2 = PCl3 =>
P20 + 30 Cl2 = 20 PCl3
C9H14O2 + CH3MgI = C10H18O + CH3O + MgI =>
12 C9H14O2 + 33 CH3MgI = 13 C10H18O + 11 CH3O + 33 MgI
MnO4{-} + Ag + H{+} = Mn{2-} + Ag{+} + H2O =>
MnO4{-} + 9 Ag + 8 H{+} = Mn{2-} + 9 Ag{+} + 4 H2O
NaOH + Fe(SO4)3 = Na(SO4)3 + FeOH =>
NaOH + Fe(SO4)3 = Na(SO4)3 + FeOH
Ca(OH)2 + Hg = Hg(OH)2 + Ca =>
Ca(OH)2 + Hg = Hg(OH)2 + Ca
CH4 + O2 = CO2 + H2O =>
CH4 + 2 O2 = CO2 + 2 H2O
U + O2 = U2O =>
4 U + O2 = 2 U2O
Au + FeCl2 = AuCl + Fe =>
2 Au + FeCl2 = 2 AuCl + Fe
NaBH4 + BF3 = NaBF4 + B2H6 =>
3 NaBH4 + 4 BF3 = 3 NaBF4 + 2 B2H6
Na + MgO = Na2O + Mg =>
2 Na + MgO = Na2O + Mg
S + HNO3 = H2SO4 + NO2 + H2O =>
S + 6 HNO3 = H2SO4 + 6 NO2 + 2 H2O
SIF4 + NaOH = Na4SIO4 + NaF + H2O =>
SIF4 + 8 NaOH = Na4SIO4 + 4 NaF + 4 H2O
CO + O2 = CO2 =>
2 CO + O2 = 2 CO2
SrO + Al = Sr + Al2O3 =>
3 SrO + 2 Al = 3 Sr + Al2O3
HCN + CuSO4 = H2SO4 + Cu(CN)2 =>
2 HCN + CuSO4 = H2SO4 + Cu(CN)2
P20 + Cl2 = PCl3 =>
P20 + 30 Cl2 = 20 PCl3
Fe3P2 = Fe + P =>
Fe3P2 = 3 Fe + 2 P
Na + H2O = NaOH + H2 =>
2 Na + 2 H2O = 2 NaOH + H2
Al2O3 + Fe = Fe3O4 + Al =>
4 Al2O3 + 9 Fe = 3 Fe3O4 + 8 Al
Fe2O3 + C = Fe + CO2 =>
2 Fe2O3 + 3 C = 4 Fe + 3 CO2
C5H8 + O2 = CO2 + H2O =>
C5H8 + 7 O2 = 5 CO2 + 4 H2O
SrSO3 + CH3COOH = (CH3COO)2Sr + H2O + SO2 =>
SrSO3 + 2 CH3COOH = (CH3COO)2Sr + H2O + SO2
Cu + HNO3 = Cu(NO3)2 + NO + H2O =>
3 Cu + 8 HNO3 = 3 Cu(NO3)2 + 2 NO + 4 H2O
PBr3 = P + Br2 =>
2 PBr3 = 2 P + 3 Br2
HNO3 + KRbS = H2S + KNO3 + RbNO3 =>
2 HNO3 + KRbS = H2S + KNO3 + RbNO3
Al + HCl = AlCl3 + H2 =>
2 Al + 6 HCl = 2 AlCl3 + 3 H2
C6 + O2 + H2 = C9H8O4 =>
3 C6 + 4 O2 + 8 H2 = 2 C9H8O4
Cu + S8 = Cu2S =>
16 Cu + S8 = 8 Cu2S
C(grafit) + O2 = CO2 =>
C(grafit) + O2 = CO2
H3[SbCl6] + H2O = SbOCl + HCl =>
H3[SbCl6] + H2O = SbOCl + 5 HCl
CH3COOH + KOH = (CH3COO)K + H2O =>
CH3COOH + KOH = (CH3COO)K + H2O
VO2 + H2O = V(OH2)6 + OH =>
VO2 + 8 H2O = V(OH2)6 + 4 OH
SbF5 + K2MnF6 = KSbF6 + MnF3 + F2 =>
4 SbF5 + 2 K2MnF6 = 4 KSbF6 + 2 MnF3 + F2
HCl + BaNO3 = BaCl + HNO3 =>
HCl + BaNO3 = BaCl + HNO3
PtO2 + H2O = Pt(OH)4 =>
PtO2 + 2 H2O = Pt(OH)4
RuF5 + I = RuF + IF5 =>
5 RuF5 + 4 I = 5 RuF + 4 IF5
C2H5OH + KMnO4 = CH3COH + KOH + MnO2 + H2O =>
3 C2H5OH + 2 KMnO4 = 3 CH3COH + 2 KOH + 2 MnO2 + 2 H2O
KNO3 + AgCl + NH4OH = NH4Cl + AgNO3 + KOH =>
KNO3 + AgCl + NH4OH = NH4Cl + AgNO3 + KOH
PbCl2(aq) + Li2SO4(aq) = PbSO4(s) + LiCl(aq) =>
PbCl2(aq) + Li2SO4(aq) = PbSO4(s) + 2 LiCl(aq)
Na2B4O7 + NaOH + H2O2 = H2O + HBNa2O4 =>
Na2B4O7 + 6 NaOH + 4 H2O2 = 5 H2O + 4 HBNa2O4
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| Équations équilibrées la veille | Équations équilibrées le lendemain |
Équations équilibrées sur12/23/24
Équations équilibrées sur01/22/24
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