| Équations équilibrées la veille |
4 S + 2 O2 = S4O4
FeS2 + O2 = Fe2O3 + SO2 =>
4 FeS2 + 11 O2 = 2 Fe2O3 + 8 SO2
Ni(NO3)2(aq) + KCN(k) = K2[Ni(CN)4] + KNO3 =>
Ni(NO3)2(aq) + 4 KCN(k) = K2[Ni(CN)4] + 2 KNO3
Cu(O)2 + (H2SO4) = Cu(SO4)2 + H2O =>
Cu(O)2 + 2(H2SO4) = Cu(SO4)2 + 2 H2O
CH3CH2CH2CH2CH3 + Cl2 = CHCl + HCl =>
CH3CH2CH2CH2CH3 + 6 Cl2 = 5 CHCl + 7 HCl
C3H6O3(g) + O2(g) = CO2(g) + H2O =>
C3H6O3(g) + 3 O2(g) = 3 CO2(g) + 3 H2O
Sb2O3 + HClO = Sb2O5 + HCl =>
Sb2O3 + 2 HClO = Sb2O5 + 2 HCl
IH2C = CH2I =>
IH2C = CH2I
BaBr2 + Na2SO4 = NaBr + SO4Ba =>
BaBr2 + Na2SO4 = 2 NaBr + SO4Ba
H2SO4 + NaOH = Na2SO4 + H2O =>
H2SO4 + 2 NaOH = Na2SO4 + 2 H2O
PbSH2SO4 = PbSO4H2S =>
PbSH2SO4 = PbSO4H2S
Ag(OH) + H3O{+} = Ag{+} + H2O =>
Ag(OH) + H3O{+} = Ag{+} + 2 H2O
C10H16N2O8 + KOH = C10H14N2O8K2*2H2O =>
C10H16N2O8 + 2 KOH = C10H14N2O8K2*2H2O
C5H13N + H2O = HC5H13N + OH =>
C5H13N + H2O = HC5H13N + OH
Li(s) + Br2(l) = LiBr =>
2 Li(s) + Br2(l) = 2 LiBr
Ba(NO3)2 + Sr(NO3)2 + ZrO2 + Fe(NO3)3 + C6H8O7 = (BaSr)050(Fe)085(Zr)015(O)300 + CO2 + H2O + N2 =>
300 Ba(NO3)2 + 300 Sr(NO3)2 + 90 ZrO2 + 510 Fe(NO3)3 + 730 C6H8O7 = 6(BaSr)050(Fe)085(Zr)015(O)300 + 4380 CO2 + 2920 H2O + 1365 N2
Cr2O7{-2} + CH3OH + H{+} = HCO2H + Cr{3+} + H2O =>
2 Cr2O7{-2} + 3 CH3OH + 16 H{+} = 3 HCO2H + 4 Cr{3+} + 11 H2O
C(s) + H2(g) = C2H6(g) =>
2 C(s) + 3 H2(g) = C2H6(g)
CrCl3 + H2O2 + KOH = KCl + K2CrO4 + H2O =>
2 CrCl3 + 3 H2O2 + 10 KOH = 6 KCl + 2 K2CrO4 + 8 H2O
H3PO3 + SnCl4 + H2O = HCl + Sn + H3PO4 =>
2 H3PO3 + SnCl4 + 2 H2O = 4 HCl + Sn + 2 H3PO4
Na2S + CdSO4 = Na2SO4 + SCd =>
Na2S + CdSO4 = Na2SO4 + SCd
H2SO4 + CH3CH2OH = CH3CH2SO4H + H2O =>
H2SO4 + CH3CH2OH = CH3CH2SO4H + H2O
NO3{-}(aq) + Sn{2+}(aq) + H{+} = NO2(aq) + Sn{4+}(aq) + H2O(l) =>
2 NO3{-}(aq) + Sn{2+}(aq) + 4 H{+} = 2 NO2(aq) + Sn{4+}(aq) + 2 H2O(l)
Br2 + NH4OH = NH4Br + NO2 + H2O =>
7 Br2 + 16 NH4OH = 14 NH4Br + 2 NO2 + 12 H2O
NaHCO3 + C8H8O7 = H2O + CO2 + Na3C6H5O7 =>
39 NaHCO3 + 9 C8H8O7 = 23 H2O + 33 CO2 + 13 Na3C6H5O7
CuSO4 + K4Fe(CN)6 = K2CuFe(CN)6 + K2SO4 =>
CuSO4 + K4Fe(CN)6 = K2CuFe(CN)6 + K2SO4
C5H5N + I2 + HCl + Cl2 = C5H5NHICl4 =>
2 C5H5N + I2 + 2 HCl + 3 Cl2 = 2 C5H5NHICl4
Mg + FeCl2 = Mg(Cl3)2 + Fe =>
Mg + 3 FeCl2 = Mg(Cl3)2 + 3 Fe
AuHBr = AuBrH =>
AuHBr = AuBrH
NaCl + C6H8O7 + H2O = NaClC6H8O7H2O =>
NaCl + C6H8O7 + H2O = NaClC6H8O7H2O
(CH3)2Cl2Si + H2O = Si(CH3)2O + HCl =>
(CH3)2Cl2Si + H2O = Si(CH3)2O + 2 HCl
TiCl4(l) + Na(s) = NaCl(s) + Ti =>
TiCl4(l) + 4 Na(s) = 4 NaCl(s) + Ti
FeSO4 + KMnO4 + H2SO4 = Fe(SO4)3 + KHS04 + MnSO4 + H2O =>
31 FeSO4 + 4 KMnO4 + 82 H2SO4 = 31 Fe(SO4)3 + 4 KHS04 + 4 MnSO4 + 80 H2O
Na2 + H2 = NaH =>
Na2 + H2 = 2 NaH
NO2 + H3O = NH3 + O3 =>
NO2 + H3O = NH3 + O3
BaO2 = BaO + O2 =>
2 BaO2 = 2 BaO + O2
SnCl4 + Au = AuCl3 + Sn =>
3 SnCl4 + 4 Au = 4 AuCl3 + 3 Sn
Ca(NO3)2 + NH4Cl = N2O + H2O + CaCl2 =>
Ca(NO3)2 + 2 NH4Cl = 2 N2O + 4 H2O + CaCl2
H3PO4 + HCl = PCl5 + H2O =>
H3PO4 + 5 HCl = PCl5 + 4 H2O
Ca + HF = CaF2 + H =>
Ca + 2 HF = CaF2 + 2 H
CaO + H2O = Ca(H2O)2 + O2 =>
2 CaO + 4 H2O = 2 Ca(H2O)2 + O2
Na2CO3(aq) + Ca(OH)2 = NaOH + CaCO3 =>
Na2CO3(aq) + Ca(OH)2 = 2 NaOH + CaCO3
Ba3(PO4)2 + (NH4)NO3 = Ba(NO3)2 + (NH4)3PO4 =>
Ba3(PO4)2 + 6(NH4)NO3 = 3 Ba(NO3)2 + 2(NH4)3PO4
C4H9CH2OH + C3H7COOH = C3H7COOC5H11 + H2O =>
C4H9CH2OH + C3H7COOH = C3H7COOC5H11 + H2O
Na2S + Fe(NO3)3 = NaNO3 + (Fe)2(S)3 =>
3 Na2S + 2 Fe(NO3)3 = 6 NaNO3 + (Fe)2(S)3
CaCO3 + NO2 = Ca(NO3)2 + CO2 + NO =>
CaCO3 + 3 NO2 = Ca(NO3)2 + CO2 + NO
C6H6OS + (O2) = (CO2) + H2O + SO3 =>
2 C6H6OS + 17(O2) = 12(CO2) + 6 H2O + 2 SO3
FeSO4 + HNO3 = Fe(NO3)3 + Fe2(SO4)3 + N2O + H2O =>
24 FeSO4 + 30 HNO3 = 8 Fe(NO3)3 + 8 Fe2(SO4)3 + 3 N2O + 15 H2O
Ca + H2O2 = Ca(OH)2 = H2 =>
Ca + H2O2 = Ca(OH)2
Al2(SO4)3(aq) + AgNO3(aq) = Ag2SO4(s) + Al(NO3)3(aq) =>
Al2(SO4)3(aq) + 6 AgNO3(aq) = 3 Ag2SO4(s) + 2 Al(NO3)3(aq)
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