| Équations équilibrées la veille |
2 SO2 + O2 = 2 SO3
(CN)2 + O3 + KOH = K2CO3 + N2 + H2O =>
3(CN)2 + 4 O3 + 12 KOH = 6 K2CO3 + 3 N2 + 6 H2O
PbCl2 + Na2SO4 = NaCl + PbSO4 =>
PbCl2 + Na2SO4 = 2 NaCl + PbSO4
C5H10N2O3 + H2SO4 = NH4HSO4 + SO2 + H2O + CO =>
C5H10N2O3 + 6 H2SO4 = 2 NH4HSO4 + 4 SO2 + 6 H2O + 5 CO
CoCl2 + NH4Cl + NH4OH + H2O2 = (Co(NH3)5Cl)Cl2 + H2O =>
2 CoCl2 + 2 NH4Cl + 8 NH4OH + H2O2 = 2(Co(NH3)5Cl)Cl2 + 10 H2O
CuCl2 + Li2S = CuS + LiCl =>
CuCl2 + Li2S = CuS + 2 LiCl
FeCl2 + AgNo3 = Fe(No3)2 + AgCl =>
FeCl2 + 2 AgNo3 = Fe(No3)2 + 2 AgCl
HCl + NaOH = NaCl + H2O =>
HCl + NaOH = NaCl + H2O
CH3COOH + NaCH3CO2 = CH3COO{-} + NaCH3COOH{+} =>
CH3COOH + NaCH3CO2 = CH3COO{-} + NaCH3COOH{+}
Li2CO3 + HCl = LiCl + H2O + CO2 =>
Li2CO3 + 2 HCl = 2 LiCl + H2O + CO2
Fe + H2SO2 = Fe3(SO2)3 + H2 =>
3 Fe + 3 H2SO2 = Fe3(SO2)3 + 3 H2
N2 + H2 = NH3 =>
N2 + 3 H2 = 2 NH3
Ga2O3 = Ga + O2 =>
2 Ga2O3 = 4 Ga + 3 O2
Pb3(PO4)2 + Na = Pb + Na3PO4 =>
Pb3(PO4)2 + 6 Na = 3 Pb + 2 Na3PO4
Zn + NH2OH + HCl = ZnCl2 + NH3 + H2O =>
Zn + NH2OH + 2 HCl = ZnCl2 + NH3 + H2O
AuCl + PbO = AuO + PbCl =>
AuCl + PbO = AuO + PbCl
FeS2 + H2O + O2 = FeSO4 + H2SO4 =>
2 FeS2 + 2 H2O + 7 O2 = 2 FeSO4 + 2 H2SO4
LiOH + K3(PO4) = Li3PO4 + KOH =>
3 LiOH + K3(PO4) = Li3PO4 + 3 KOH
LiNO3 + Mn(NO3)2 + NH2CONH2 = Li2MnO3 + N2 + CO2 + H2O =>
2 LiNO3 + Mn(NO3)2 + 3 NH2CONH2 = Li2MnO3 + 5 N2 + 3 CO2 + 6 H2O
As + O2 = As2O5 =>
4 As + 5 O2 = 2 As2O5
Cr2(SO4)3 + K2S = K2SO4 + Cr2S3 =>
Cr2(SO4)3 + 3 K2S = 3 K2SO4 + Cr2S3
C5H12 + KMnO4 + H2O = C5H14O2 + MnO2 + KOH =>
3 C5H12 + 2 KMnO4 + 4 H2O = 3 C5H14O2 + 2 MnO2 + 2 KOH
H2O + Ca = H2O(Ca) =>
H2O + Ca = H2O(Ca)
NH3 + NO = N2 + H2O =>
4 NH3 + 6 NO = 5 N2 + 6 H2O
HCl(aq) + Ca(OH)2(aq) = HOH(s) + CaCl2 =>
2 HCl(aq) + Ca(OH)2(aq) = 2 HOH(s) + CaCl2
C2H6O + O2 = CO2 + H2O =>
C2H6O + 3 O2 = 2 CO2 + 3 H2O
HI + Ni(OH) = NiI + H2O =>
HI + Ni(OH) = NiI + H2O
AlK(OH)4 + H2SO4 = AlK(SO4)2 + H2O =>
AlK(OH)4 + 2 H2SO4 = AlK(SO4)2 + 4 H2O
KNO3 + KOH + H2O + Al = KAlO2 + NH3 =>
3 KNO3 + 5 KOH + 2 H2O + 8 Al = 8 KAlO2 + 3 NH3
AlSO4 + KOH = AlOH + KSO4 =>
AlSO4 + KOH = AlOH + KSO4
NH4NO3 + NaOH = NH3 + H2O + NaNO3 =>
NH4NO3 + NaOH = NH3 + H2O + NaNO3
B(OH)3 + HBr = BBr3 + H2O =>
B(OH)3 + 3 HBr = BBr3 + 3 H2O
NaOH + C4H3O4{-} = NaC4H2O4{-}2 + H2O =>
NaOH + C4H3O4{-} = NaC4H2O4{-}2 + H2O
Cl2 + H2O = HCl + HClO3 =>
3 Cl2 + 3 H2O = 5 HCl + HClO3
Fe2S3 + O2 = SO2 + FeO =>
Fe2S3 + 4 O2 = 3 SO2 + 2 FeO
C7H6O3 + C4H6O3 = C9H8O4 = H2O =>
11 C7H6O3 + C4H6O3 = 9 C9H8O4
CaF2 + Br = CaBr2 + F =>
CaF2 + 2 Br = CaBr2 + 2 F
K2CO3 + C = CO + K =>
K2CO3 + 2 C = 3 CO + 2 K
H4As2O7 = As2O5 + H2O =>
H4As2O7 = As2O5 + 2 H2O
CuI + NaOH = Cu(OH)2 + Na + I =>
CuI + 2 NaOH = Cu(OH)2 + 2 Na + I
K4Fe(CN)6 + KMnO4 + H2SO4 = KHSO4 + Fe2(SO4)3 + MnSO4 + HNO3 + CO2 + H2O =>
10 K4Fe(CN)6 + 122 KMnO4 + 299 H2SO4 = 162 KHSO4 + 5 Fe2(SO4)3 + 122 MnSO4 + 60 HNO3 + 60 CO2 + 188 H2O
(C6H12O6) = C2H6O + CO2 =>
(C6H12O6) = 2 C2H6O + 2 CO2
Cl2 + H2O = HCl + HClO3 =>
3 Cl2 + 3 H2O = 5 HCl + HClO3
NH4Fe(SO4)2*3H2O + Na2CO3 = Fe(OH)3 + NH4{+} + SO4{2-} + Na{+} + HCO3{-} =>
NH4Fe(SO4)2*3H2O + 3 Na2CO3 = Fe(OH)3 + NH4{+} + 2 SO4{2-} + 6 Na{+} + 3 HCO3{-}
H2SO4 + PbCO3 = H2CO3 + PbSO4 =>
H2SO4 + PbCO3 = H2CO3 + PbSO4
Cu2NO3 + NaOH = Cu2(OH) + NaNO3 =>
Cu2NO3 + NaOH = Cu2(OH) + NaNO3
Be + CaO = Ca + BeO =>
Be + CaO = Ca + BeO
(CH3)2CH3SiCl + NaOH = (CH3)2CH3SiOH + NaCl =>
(CH3)2CH3SiCl + NaOH = (CH3)2CH3SiOH + NaCl
PO4 + Zn = Zn3PO4 =>
PO4 + 3 Zn = Zn3PO4
Cr + KMnO4 + H2SO4 = Cr2(SO4)3 + K2SO4 + MnSO4 + H2O =>
10 Cr + 6 KMnO4 + 24 H2SO4 = 5 Cr2(SO4)3 + 3 K2SO4 + 6 MnSO4 + 24 H2O
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