| Équations équilibrées la veille |
2 C8H8O3 + 5 O2 = 16 CO + 8 H2
NO + KMnO4 + HNO3 = Mn(NO3)2 + H2O + KNO3 =>
5 NO + 3 KMnO4 + 4 HNO3 = 3 Mn(NO3)2 + 2 H2O + 3 KNO3
C7H6O2Na + Br2 = NaBr + C7H6O2 =>
2 C7H6O2Na + Br2 = 2 NaBr + 2 C7H6O2
Ca(OH)2 + H2CO3 = H2(OH)2 + CaCO3 =>
Ca(OH)2 + H2CO3 = H2(OH)2 + CaCO3
HNO3 + NaOH = NaNO3 + H2O =>
HNO3 + NaOH = NaNO3 + H2O
Cl2O7 + H2O1 = HClO4 =>
Cl2O7 + H2O1 = 2 HClO4
PbO2 + HCl = PbCl2 + Cl2 + H2O =>
PbO2 + 4 HCl = PbCl2 + Cl2 + 2 H2O
C65H94O42N2 + H2O = C4H8O2 + CO2 + NO2 =>
10 C65H94O42N2 + 86 H2O = 139 C4H8O2 + 94 CO2 + 20 NO2
K2Cr2O7 + SO2 + NaOH = Na2CrO4 + S + K2SO4 + H2O =>
2 K2Cr2O7 + 3 SO2 + 8 NaOH = 4 Na2CrO4 + S + 2 K2SO4 + 4 H2O
MnO4{-} + Fe{2+} + H{+} = H2O + Fe{3+} + MnO2 =>
MnO4{-} + 3 Fe{2+} + 4 H{+} = 2 H2O + 3 Fe{3+} + MnO2
H3PO4 + LiOH = Li3PO4 + HOH =>
H3PO4 + 3 LiOH = Li3PO4 + 3 HOH
Ba + HC2H3O2 = H2 + BaC2H3O2 =>
2 Ba + 2 HC2H3O2 = H2 + 2 BaC2H3O2
TiO2 + FeSO4 + H2O = FeTiO3 + H2SO4 =>
TiO2 + FeSO4 + H2O = FeTiO3 + H2SO4
Al(OH)3 + H4SrO4 = Al4(SrO4)3 + H2O =>
4 Al(OH)3 + 3 H4SrO4 = Al4(SrO4)3 + 12 H2O
NH4ClO3 + AlBr3 = NH4Br + Al(ClO3)3 =>
3 NH4ClO3 + AlBr3 = 3 NH4Br + Al(ClO3)3
Ca(s) + Al(NO3)3(l) = Al(s) + Ca(NO3)5(l) =>
3 Ca(s) + 5 Al(NO3)3(l) = 5 Al(s) + 3 Ca(NO3)5(l)
BeF2 + Li3As = BeAs + Li3F2 =>
BeF2 + Li3As = BeAs + Li3F2
(CuOH)2SO4Cu(OH)2 + NH3H2O + (NH4)2SO4 = [Cu(NH3)4]SO4 + H2O =>
(CuOH)2SO4Cu(OH)2 + 8 NH3H2O + 2(NH4)2SO4 = 3[Cu(NH3)4]SO4 + 12 H2O
HCl2 + Zn = H2 + ZnCl2 =>
2 HCl2 + 2 Zn = H2 + 2 ZnCl2
Na2CO3 + H3PO4 = CO2 + H2O + NaPO3 =>
Na2CO3 + 2 H3PO4 = CO2 + 3 H2O + 2 NaPO3
FeS(s) + O(g) = Fe2O3 + SO2 =>
2 FeS(s) + 7 O(g) = Fe2O3 + 2 SO2
Ra + P = RaP =>
Ra + P = RaP
Ag(NO3)(aq) + NH4(OH)(aq) = Ag(OH)(s) + NH4(NO3)(aq) =>
Ag(NO3)(aq) + NH4(OH)(aq) = Ag(OH)(s) + NH4(NO3)(aq)
Ba(ClO4)2 + C12H22O11 + KOH = BaCl2 + K2CO3 + H2O =>
3 Ba(ClO4)2 + C12H22O11 + 24 KOH = 3 BaCl2 + 12 K2CO3 + 23 H2O
C7H6O3 + C4H6O4 = C9H8O4 + C2H4O3 =>
C7H6O3 + C4H6O4 = C9H8O4 + C2H4O3
Ba(No3)2 + K2CrO4 = Ba2(CrO4)2 + KNo3 =>
2 Ba(No3)2 + 2 K2CrO4 = Ba2(CrO4)2 + 4 KNo3
Sr(OH)2 + NaHCO3 = SrCO3 + NaOH + H2O =>
Sr(OH)2 + NaHCO3 = SrCO3 + NaOH + H2O
HCl + NaCH4COO = HCH4COO + NaCl =>
HCl + NaCH4COO = HCH4COO + NaCl
AgNO3 + Na2CrO4 = AgNO3Cr2 + NaO2 =>
AgNO3 + 2 Na2CrO4 = AgNO3Cr2 + 4 NaO2
S2O3{-2} + Br2 + H2O = SO4{-}2 + Br{-} + H{+} =>
S2O3{-2} + 5 Br2 + 5 H2O = 2 SO4{-}2 + 10 Br{-} + 10 H{+}
HSO3Cl + NH4OH = (NH4)2SO4 + NH4Cl + H2O =>
HSO3Cl + 3 NH4OH = (NH4)2SO4 + NH4Cl + 2 H2O
GeS2 + K2S = K2GeS3 =>
GeS2 + K2S = K2GeS3
CO + Ag(NH3)2OH = CO2 + Ag + H2O + NH3 =>
CO + 2 Ag(NH3)2OH = CO2 + 2 Ag + H2O + 4 NH3
SO2 + Zn = Zn2S4O8 =>
4 SO2 + 2 Zn = Zn2S4O8
Al + Ag2SO4 = Ag + Al2SO4 =>
2 Al + Ag2SO4 = 2 Ag + Al2SO4
BaS + H2SO3 = H2S + Ba2(SO3)2 =>
2 BaS + 2 H2SO3 = 2 H2S + Ba2(SO3)2
Pb(NO3)2 = PbO + NO2 + O2 =>
2 Pb(NO3)2 = 2 PbO + 4 NO2 + O2
FNa + H2SO4 = HF + Na2SO4 =>
2 FNa + H2SO4 = 2 HF + Na2SO4
KMnO2 = K2 + MnO + O2 =>
2 KMnO2 = K2 + 2 MnO + O2
Pb(NO3)2 + Na(HSO3) = Pb(HSO3)2 + Na(NO3) =>
Pb(NO3)2 + 2 Na(HSO3) = Pb(HSO3)2 + 2 Na(NO3)
P4O9 + Br2 = P2Br4 + P4O10 =>
10 P4O9 + 4 Br2 = 2 P2Br4 + 9 P4O10
H + HgO = HO + Hg =>
H + HgO = HO + Hg
Zn(OH)2SO4 = ZnSO4 + H2 + O2 =>
Zn(OH)2SO4 = ZnSO4 + H2 + O2
FeS2(s) + O2(g) = Fe(s) + SO4(g) =>
FeS2(s) + 4 O2(g) = Fe(s) + 2 SO4(g)
C2H2 = C6H6 = C6H5Cl = C6H5OH = C6H5ONa =>
3 C2H2 = C6H6
XCHCH2 + KMnO4 + H2SO4 = XCOOK + CO2 + K2SO4 + MnSO4 + H2O =>
2 XCHCH2 + 4 KMnO4 + 5 H2SO4 = 2 XCOOK + 2 CO2 + K2SO4 + 4 MnSO4 + 8 H2O
H2O + Ca(OH)2 = OH + CaH =>
H2O + Ca(OH)2 = 3 OH + CaH
NaF + AgNO3 = NaNO3 + AgF =>
NaF + AgNO3 = NaNO3 + AgF
HBr + NO2 = NO + Br2 + H2O =>
2 HBr + NO2 = NO + Br2 + H2O
KNO2 + CH3COOH = KCH3COO + HNO2 =>
KNO2 + CH3COOH = KCH3COO + HNO2
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