| Équations équilibrées la veille |
2 ZnCO3 = 2 CO2 + 2 Zn + O2
Ca(NO3) + NaBr2 = CaBr2 + Na(NO3) =>
Ca(NO3) + NaBr2 = CaBr2 + Na(NO3)
Cu + NaNO3 + H2SO4 = NO2 + Na2SO4 + H2O + CuSO4 =>
Cu + 2 NaNO3 + 2 H2SO4 = 2 NO2 + Na2SO4 + 2 H2O + CuSO4
CH3CH2OH + CrO4{2-} + H{+} = CH3CHO + Cr3{+} + H2O =>
17 CH3CH2OH + 6 CrO4{2-} + 14 H{+} = 17 CH3CHO + 2 Cr3{+} + 24 H2O
Cu0 + Ce4 = CuCe =>
4 Cu0 + Ce4 = 4 CuCe
Cr2O3 + KOH = K3CrO3 + H2O =>
Cr2O3 + 6 KOH = 2 K3CrO3 + 3 H2O
CH3NO2 + O2 = H2O + C + NO2 =>
4 CH3NO2 + 3 O2 = 6 H2O + 4 C + 4 NO2
Br2 + Sr = SrBr2 =>
Br2 + Sr = SrBr2
S + HO = H + SO =>
S + HO = H + SO
HC2H3O2(aq)NaHSO3(aq) = H2SO3NaC2H3O2 =>
HC2H3O2(aq)NaHSO3(aq) = H2SO3NaC2H3O2
Na2SO4 + C + CaCO3 = CaS + Na2CO3 + CO =>
Na2SO4 + 4 C + CaCO3 = CaS + Na2CO3 + 4 CO
Hg + HPO3 = HgPO3 + H =>
Hg + HPO3 = HgPO3 + H
HC2H3O2(aq) + NaOH(aq) = H2O(aq) + NaC2H3O2(aq) =>
HC2H3O2(aq) + NaOH(aq) = H2O(aq) + NaC2H3O2(aq)
Na2SiO3 + HCl = SiO2 + H2O + NaCl =>
Na2SiO3 + 2 HCl = SiO2 + H2O + 2 NaCl
CoX2 + NH3 + (NH4)2CO3 + H2O2 = [Co(NH3)4CO3]X + NH4X + H2O =>
2 CoX2 + 6 NH3 + 2(NH4)2CO3 + H2O2 = 2[Co(NH3)4CO3]X + 2 NH4X + 2 H2O
Fe2O3 + NaOH = Fe2(OH)2 + Na2O3 =>
Fe2O3 + 2 NaOH = Fe2(OH)2 + Na2O3
Li(CrO4) + BaCl2 = LiCl2 + Ba(CrO4) =>
Li(CrO4) + BaCl2 = LiCl2 + Ba(CrO4)
FeI2 + Cl = ClI + Fe =>
FeI2 + 2 Cl = 2 ClI + Fe
Na2SO4 + K = K2SO4 + Na2 =>
Na2SO4 + 2 K = K2SO4 + Na2
CO(g) + H2(g) = C2H18(l) + H2O =>
2 CO(g) + 11 H2(g) = C2H18(l) + 2 H2O
NaCO3(s) + H2O(aq) = HCO3 + NaOH =>
NaCO3(s) + H2O(aq) = HCO3 + NaOH
P2 + Br = PBr2 =>
P2 + 4 Br = 2 PBr2
NiCO3 + HClO4 = Ni(ClO4)2 + H2CO3 =>
NiCO3 + 2 HClO4 = Ni(ClO4)2 + H2CO3
HPO4 + NH4 + MoO4 = (NH3)3PO4(MoO3)2 + H2O =>
HPO4 + 3 NH4 + 2 MoO4 = (NH3)3PO4(MoO3)2 + 2 H2O
Ca(NO3)2 + Mg(NO3)2 + SiO2 + Eu(NO3)2 + NH2CONH2 = CaMgSi2O6Eu + N2 + CO2 + H2O =>
3 Ca(NO3)2 + 3 Mg(NO3)2 + 6 SiO2 + 3 Eu(NO3)2 + 16 NH2CONH2 = 3 CaMgSi2O6Eu + 25 N2 + 16 CO2 + 32 H2O
FeO + H2O = H + FeO2 =>
FeO + H2O = 2 H + FeO2
MgCO3 + Al(NO2)3 = Mg(NO2)2 + Al2(CO3)3 =>
3 MgCO3 + 2 Al(NO2)3 = 3 Mg(NO2)2 + Al2(CO3)3
SrCl2 + Pb(C2H3O2)4 = Sr(C2H3O2)2 + PbCl4 =>
2 SrCl2 + Pb(C2H3O2)4 = 2 Sr(C2H3O2)2 + PbCl4
Bi + C2H5NS = Bi2S3 + N + H + C =>
2 Bi + 3 C2H5NS = Bi2S3 + 3 N + 15 H + 6 C
BeO(s) + C(s) = Be2C(s) + CO2(g) =>
2 BeO(s) + 2 C(s) = Be2C(s) + CO2(g)
CH3COOH + Ca = Ca(CH3CO2)2 + H2 =>
2 CH3COOH + Ca = Ca(CH3CO2)2 + H2
C7H4O3NSNa + CH3CH2I = C9H9NO3S + NaI =>
C7H4O3NSNa + CH3CH2I = C9H9NO3S + NaI
H2O2 = H2O + O2 =>
2 H2O2 = 2 H2O + O2
CoCl2 + KIO3 = Co(O3)2 + KICl =>
CoCl2 + 2 KIO3 = Co(O3)2 + 2 KICl
Cd + LiMnO4 = CdMnO4 + Li =>
Cd + LiMnO4 = CdMnO4 + Li
C8H6O4 + Cr2O7{-} + H{+} = Cr + CO2 + H2O =>
13 C8H6O4 + 30 Cr2O7{-} + 30 H{+} = 60 Cr + 104 CO2 + 54 H2O
Zn + Pb3N4 = ZnN + Pb =>
4 Zn + Pb3N4 = 4 ZnN + 3 Pb
NaBr + Hg2(CH3COO)2 = Na(CH3COO)2 + Hg2Br =>
NaBr + Hg2(CH3COO)2 = Na(CH3COO)2 + Hg2Br
Fe2(SO4)3 + Cs3(PO4) = Fe(PO4) + Cs2(SO4) =>
Fe2(SO4)3 + 2 Cs3(PO4) = 2 Fe(PO4) + 3 Cs2(SO4)
Sr(OH)2 + H3PO4 = H4O + Sr(PO4)2 =>
Sr(OH)2 + 2 H3PO4 = 2 H4O + Sr(PO4)2
C8H14O3N3S + O2 = CO2 + H2O + NO2 + SO2 =>
C8H14O3N3S + 14 O2 = 8 CO2 + 7 H2O + 3 NO2 + SO2
N2 + He = HeN =>
N2 + 2 He = 2 HeN
C6H6O + C3H6O = C15H16O2 + H2O =>
2 C6H6O + C3H6O = C15H16O2 + H2O
KCl + S = K2S + Cl =>
2 KCl + S = K2S + 2 Cl
Mg0 + HICl = MgIICl2 + H2 =>
Mg0 + 2 HICl = MgIICl2 + H2
Ca + HNO2 = H2 + Ca(NO2)2 =>
Ca + 2 HNO2 = H2 + Ca(NO2)2
KI + PbCH3COO = PbI + KCH3COO =>
KI + PbCH3COO = PbI + KCH3COO
(NH4)2Cr2O7 + C2H5OH + H2SO4 = Cr2(SO4)3 + CH3COOH + (NH4)2SO4 + H2O =>
2(NH4)2Cr2O7 + 3 C2H5OH + 8 H2SO4 = 2 Cr2(SO4)3 + 3 CH3COOH + 2(NH4)2SO4 + 11 H2O
CO2 + HNO3 = NO3 + C + H2O =>
CO2 + 4 HNO3 = 4 NO3 + C + 2 H2O
IO3{-} + HSO3{-} + H4{+} = HSO4{-} + H2O + I2 =>
2 IO3{-} + 2 HSO3{-} + 2 H4{+} = 2 HSO4{-} + 4 H2O + I2
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