| Équations équilibrées la veille |
FeOHNO3 + 3 HNO3 = Fe(NO3)3 + 2 H2O + NO2
Na2SO4 = Na + SO4 =>
Na2SO4 = 2 Na + SO4
Ba(NO3)2 + Na2S = Ba2S2 + NO3Na =>
2 Ba(NO3)2 + 2 Na2S = Ba2S2 + 4 NO3Na
CH3COOHNa + HCl = H2Cl + CH3COO + Na =>
CH3COOHNa + HCl = H2Cl + CH3COO + Na
Cl2 + SrI2 = SrCl2 + I2 =>
Cl2 + SrI2 = SrCl2 + I2
C6H5CH2OH + KMnO4 = C6H5CHO + KOH + MnO2 + H2O =>
3 C6H5CH2OH + 2 KMnO4 = 3 C6H5CHO + 2 KOH + 2 MnO2 + 2 H2O
Cu(NO3)2 + BaCl2 = Ba(NO3)2 + CuCl2 =>
Cu(NO3)2 + BaCl2 = Ba(NO3)2 + CuCl2
Sn(ClO3)2 = O2 + SnCl2 =>
Sn(ClO3)2 = 3 O2 + SnCl2
Cu2O + H2SO4 = SO2 + CuO + H2O =>
Cu2O + H2SO4 = SO2 + 2 CuO + H2O
KClO3 = KCl + O2 =>
2 KClO3 = 2 KCl + 3 O2
FeOH3 + NaOH + H2O = NaFe(OH)6 + H2 =>
FeOH3 + NaOH + 4 H2O = NaFe(OH)6 + 3 H2
KMnO4 + H2SO4 + CH3COCH3 = MnSO4 + K2SO4 + H2O + CH3COOH =>
8 KMnO4 + 12 H2SO4 + 10 CH3COCH3 = 8 MnSO4 + 4 K2SO4 + 12 H2O + 15 CH3COOH
[Ag(NH3)2]Cl(aq) + HNO3(aq) = NH4NO3(aq) + AgCl(s) =>
[Ag(NH3)2]Cl(aq) + 2 HNO3(aq) = 2 NH4NO3(aq) + AgCl(s)
C3H10 + O2 = CO + H2O =>
C3H10 + 4 O2 = 3 CO + 5 H2O
FeO + C = Fe + CO =>
FeO + C = Fe + CO
H2O + BaF2 = HF + BaO =>
H2O + BaF2 = 2 HF + BaO
CaCl2 + Na2CO3 = CaCO3 + NaCl =>
CaCl2 + Na2CO3 = CaCO3 + 2 NaCl
Pb(C2H3O)2 + KI = PbI2 + KC2H3O =>
Pb(C2H3O)2 + 2 KI = PbI2 + 2 KC2H3O
C6H6O3 + CH3OH = C8H8O3 + H2O =>
7 C6H6O3 + 6 CH3OH = 6 C8H8O3 + 9 H2O
Na2S + Fe(NO3)3 = Na2(NO3)3 + FeS =>
Na2S + Fe(NO3)3 = Na2(NO3)3 + FeS
Mg + N2O4 = Mg(NO3)2 + NO =>
Mg + 2 N2O4 = Mg(NO3)2 + 2 NO
XFe(NH4)2(SO4)2 + H2C2O4 + K2C2O4 + H2O2 = XK3Fe(C2O4)3 + (NH4)2SO4 + H2SO4 + H2O =>
2 XFe(NH4)2(SO4)2 + 3 H2C2O4 + 3 K2C2O4 + H2O2 = 2 XK3Fe(C2O4)3 + 2(NH4)2SO4 + 2 H2SO4 + 2 H2O
NH4NO3 + CH3OH = N2 + CO2 + H2O =>
3 NH4NO3 + CH3OH = 3 N2 + CO2 + 8 H2O
B + KOH + H2O2 = K2B4O7 + H2O =>
4 B + 2 KOH + 6 H2O2 = K2B4O7 + 7 H2O
K2S + I2 = KI + S =>
K2S + I2 = 2 KI + S
Al + HSO4{-} + OH{-} = Al2O3 + S{2-} + H2O =>
8 Al + 3 HSO4{-} + 3 OH{-} = 4 Al2O3 + 3 S{2-} + 3 H2O
CH3CO2H + HCl = CH3COCl + H2O =>
CH3CO2H + HCl = CH3COCl + H2O
K3PO4 + BaCl2 = KCl + Ba3(PO4)2 =>
2 K3PO4 + 3 BaCl2 = 6 KCl + Ba3(PO4)2
CUSO4 + KCl = K2SO4 + CUCl2 =>
CUSO4 + 2 KCl = K2SO4 + CUCl2
Na2SO3 + NHO3 = NaNO3 + SO3 + H =>
Na2SO3 + 2 NHO3 = 2 NaNO3 + SO3 + 2 H
K2S + Na = K + Na2S =>
K2S + 2 Na = 2 K + Na2S
CH3COH + KMnO4 + H2SO4 = K2SO4 + MnSO4 + H2O + CH3COOH =>
5 CH3COH + 2 KMnO4 + 3 H2SO4 = K2SO4 + 2 MnSO4 + 3 H2O + 5 CH3COOH
C3H8O + HCl = C4H9Cl + H2O =>
4 C3H8O + 3 HCl = 3 C4H9Cl + 4 H2O
NH4NO3 + Ca(OH)2 = Ca(NO3)2 + NH3 + H2O =>
2 NH4NO3 + Ca(OH)2 = Ca(NO3)2 + 2 NH3 + 2 H2O
K3[Al(OH)6] + H2CO3 = Al(OH)3 + KHCO3 + H2O =>
K3[Al(OH)6] + 3 H2CO3 = Al(OH)3 + 3 KHCO3 + 3 H2O
Sn3(PO4)4 + Mg2O2 = Sn2O4 + Mg3(PO4)2 =>
2 Sn3(PO4)4 + 6 Mg2O2 = 3 Sn2O4 + 4 Mg3(PO4)2
NaOH + Na2S = Na + H2S + O2 =>
2 NaOH + Na2S = 4 Na + H2S + O2
K2S + NaNO3 + H2O = S + NO2 + NaOH + KNO3 =>
K2S + 4 NaNO3 + 2 H2O = S + 2 NO2 + 4 NaOH + 2 KNO3
CuO + H2SO4 = CuSO4 + H2O* =>
CuO + H2SO4 = CuSO4 + H2O*
Zn + K3[Fe(CN)6] = Zn3[Fe(CN)6]2 + K =>
3 Zn + 2 K3[Fe(CN)6] = Zn3[Fe(CN)6]2 + 6 K
AgNO3 + Ca(OH)2 = AgOH + Ca(NO3)2 =>
2 AgNO3 + Ca(OH)2 = 2 AgOH + Ca(NO3)2
Zn + HCl = H2 + Zn{2+} + Cl({-}) =>
Zn + 2 HCl = H2 + Zn{2+} + 2 Cl({-})
CuSO4 + HgNO3 = CuNO3 + HgSO4 =>
CuSO4 + HgNO3 = CuNO3 + HgSO4
K4Fe(CN)6 + KMnO4 + H2SO4 = K3Fe(CN)6 + MnSO4 + K2SO4 + H2O =>
5 K4Fe(CN)6 + KMnO4 + 4 H2SO4 = 5 K3Fe(CN)6 + MnSO4 + 3 K2SO4 + 4 H2O
NaIO3 + Na2S2O3 + HCl = NaI + Na2S4O6 + NaCl + H2O =>
NaIO3 + 6 Na2S2O3 + 6 HCl = NaI + 3 Na2S4O6 + 6 NaCl + 3 H2O
C8H10 = C + C2H6 =>
3 C8H10 = 14 C + 5 C2H6
P + NaOH + H2O = PH3 + NaH2OO4 =>
7 P + 3 NaOH + 12 H2O = 7 PH3 + 3 NaH2OO4
C3H8O3 + O2 = CO2 + H2O =>
2 C3H8O3 + 7 O2 = 6 CO2 + 8 H2O
NH4Cl + Ba(OH)2 = NH3 + BaCl2 + H2O =>
2 NH4Cl + Ba(OH)2 = 2 NH3 + BaCl2 + 2 H2O
C2H4 + KMnO4 + H2O = C2H6O2 + KOH + MnO2 =>
3 C2H4 + 2 KMnO4 + 4 H2O = 3 C2H6O2 + 2 KOH + 2 MnO2
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