| Équations équilibrées la veille | Équations équilibrées le lendemain |
2 C2O + 6 H2O = 2 C2H5OH + 3 O2
Na2SO4 + PbS = PbSO4 + Na2S =>
Na2SO4 + PbS = PbSO4 + Na2S
H2SO4(aq)Na2CO3(s) = Na2SO4(aq)H2OCO2(g) =>
H2SO4(aq)Na2CO3(s) = Na2SO4(aq)H2OCO2(g)
C12H22O11 + O2 = CO2 + H2O4 =>
2 C12H22O11 + 57 O2 = 24 CO2 + 22 H2O4
NO2 + CO = N2O3 + CO2 =>
2 NO2 + CO = N2O3 + CO2
C3H8O3 + CH3(CH2)16COOH = C21H44O5 =>
C3H8O3 + CH3(CH2)16COOH = C21H44O5
NaCl + F2 = NaF + Cl2 =>
2 NaCl + F2 = 2 NaF + Cl2
VOCl2 + HCl + Zn = VCl3 + ZnCl2 + H2O =>
2 VOCl2 + 4 HCl + Zn = 2 VCl3 + ZnCl2 + 2 H2O
Zn + Mn{+7} = Zn{+2} + Mn{+2} =>
5 Zn + 2 Mn{+7} = 5 Zn{+2} + 2 Mn{+2}
Sn(s) + AgNO3(aq) = Ag(s) + Sn(NO3)2(aq) =>
Sn(s) + 2 AgNO3(aq) = 2 Ag(s) + Sn(NO3)2(aq)
K3[Fe(Cn)6] = K + [Fe(Cn)6]3 =>
3 K3[Fe(Cn)6] = 9 K + [Fe(Cn)6]3
Na2S2O3 + Br2 + H2O = H2SO4 + HBr + NaBr =>
Na2S2O3 + 4 Br2 + 5 H2O = 2 H2SO4 + 6 HBr + 2 NaBr
C3H8O3 + CH3(CH2)16COOH = C21H44O5 =>
C3H8O3 + CH3(CH2)16COOH = C21H44O5
Ca + HC1 = CaC12 + H =>
Ca + 12 HC1 = CaC12 + 12 H
CH3CH(OH)COOH + H2O = CH3CH(OH)COO{-} + H3O{+} =>
CH3CH(OH)COOH + H2O = CH3CH(OH)COO{-} + H3O{+}
C8H9NO2 + O2 = CO2 + H2O + NO =>
4 C8H9NO2 + 39 O2 = 32 CO2 + 18 H2O + 4 NO
Cr(s) + HBr(aq) = CrBr3 + H2 =>
2 Cr(s) + 6 HBr(aq) = 2 CrBr3 + 3 H2
Al(CN)3 + Na = NaCN + Al =>
Al(CN)3 + 3 Na = 3 NaCN + Al
Mg(s) + Al(No3)3(aq) = Mg(No3)2(aq) + Al(s) =>
3 Mg(s) + 2 Al(No3)3(aq) = 3 Mg(No3)2(aq) + 2 Al(s)
Mg5H5 + Fe = FeMg10H10 =>
2 Mg5H5 + Fe = FeMg10H10
Al(s) + CaS(aq) = Al2S3 + Ca =>
2 Al(s) + 3 CaS(aq) = Al2S3 + 3 Ca
AgNO3 + NaSO = AgSO + NaNO3 =>
AgNO3 + NaSO = AgSO + NaNO3
C3 + O2 = CO1 =>
2 C3 + 3 O2 = 6 CO1
NiBr2 + H2O = HBr + NiO =>
NiBr2 + H2O = 2 HBr + NiO
Na2SO4 + PbS = PbSO4 + Na2S =>
Na2SO4 + PbS = PbSO4 + Na2S
F + KI = KF + I =>
F + KI = KF + I
Mg2S + KSIO3 = MgSIO3 + K2S =>
Mg2S + 2 KSIO3 = 2 MgSIO3 + K2S
S2O8{-2} + S2O3{-2} = S4O6{-2} + SO4{-2} =>
S2O8{-2} + 2 S2O3{-2} = S4O6{-2} + 2 SO4{-2}
Na2SO4 + Al2(SO4)3 = Na(SO4) + Al(SO4) =>
Na2SO4 + Al2(SO4)3 = 2 Na(SO4) + 2 Al(SO4)
CH3COONa + SO2Cl2 = (CH3CO)2O + Na2SO4 + NaCl =>
4 CH3COONa + SO2Cl2 = 2(CH3CO)2O + Na2SO4 + 2 NaCl
Na3PO4 + NH4OH + MgSO4 = NH4MgPO4 + Na2SO4 + NaOH =>
Na3PO4 + NH4OH + MgSO4 = NH4MgPO4 + Na2SO4 + NaOH
H2O + CuCl2 = HCl + Cu(OH)2 =>
2 H2O + CuCl2 = 2 HCl + Cu(OH)2
NH4NO3 + Hg(ClO3)2 = NH4ClO3 + Hg(NO3)2 =>
2 NH4NO3 + Hg(ClO3)2 = 2 NH4ClO3 + Hg(NO3)2
FeCl3 + NaHCO3 = CO2 + Fe(OH)3 + NaCl =>
FeCl3 + 3 NaHCO3 = 3 CO2 + Fe(OH)3 + 3 NaCl
Ag(aq) + OH(aq) = AgOH(s) =>
Ag(aq) + OH(aq) = AgOH(s)
MgSO4 + Na(OH) = Mg(OH) + NaSO4 =>
MgSO4 + Na(OH) = Mg(OH) + NaSO4
C2H6O2 + HNO3 = C2H2O4 + NO2 + H2O =>
C2H6O2 + 8 HNO3 = C2H2O4 + 8 NO2 + 6 H2O
NaC03 + CaCl2 = Ca(C03)2 + NaCl =>
2 NaC03 + CaCl2 = Ca(C03)2 + 2 NaCl
SO3 + K2O = SO + K2O3 =>
SO3 + K2O = SO + K2O3
H2S(g) + O2 = H2O(l) + SO2(g) =>
2 H2S(g) + 3 O2 = 2 H2O(l) + 2 SO2(g)
Na2SO4 + PbS = PbSO4 + Na2S =>
Na2SO4 + PbS = PbSO4 + Na2S
H2O + CuCl2 = HCl + Cu(OH)2 =>
2 H2O + CuCl2 = 2 HCl + Cu(OH)2
Si + H2O + OH{-} = SiO2(OH)2{2-} + H2 =>
Si + 2 H2O + 2 OH{-} = SiO2(OH)2{2-} + 2 H2
CH3CH2OH + CrO4{2-} + H{+} = CH3COH + Cr3{+} + H2O =>
17 CH3CH2OH + 6 CrO4{2-} + 14 H{+} = 17 CH3COH + 2 Cr3{+} + 24 H2O
C2H6O2 + HNO3 = C2H2O4 + NO2 + H2O =>
C2H6O2 + 8 HNO3 = C2H2O4 + 8 NO2 + 6 H2O
HBr + O2 = H3O + Br =>
6 HBr + O2 = 2 H3O + 6 Br
C17H33COOH + Ca = C17H33COOCa + H =>
C17H33COOH + Ca = C17H33COOCa + H
CH3COONa + SO2Cl2 = (CH3CO)2O + Na2SO4 + NaCl =>
4 CH3COONa + SO2Cl2 = 2(CH3CO)2O + Na2SO4 + 2 NaCl
Pb(C2H3O2)2(aq) + Na2Co3(aq) = PbCo3(s) + Na2(C2H3O2)2(aq) =>
Pb(C2H3O2)2(aq) + Na2Co3(aq) = PbCo3(s) + Na2(C2H3O2)2(aq)
Ca + H2S = CaH + S =>
2 Ca + H2S = 2 CaH + S
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| Équations équilibrées la veille | Équations équilibrées le lendemain |
Équations équilibrées sur10/16/24
Équations équilibrées sur11/15/23
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