| Équations équilibrées la veille |
2 MnO2 + 10 HCl = 2 MnHCl2 + 3 Cl2 + 4 H2O
MnO4{-} + SO2 + H2O = Mn2{+} + SO4{-}2 + H{+} =>
6 MnO4{-} + 13 SO2 + 2 H2O = 3 Mn2{+} + 13 SO4{-}2 + 4 H{+}
F + AlCl3 = AlF3 + Cl =>
3 F + AlCl3 = AlF3 + 3 Cl
Mg(NO3)2(aq) + Na2Cr2O7(aq) = MgCr2O7(s) + NaNO3(aq) =>
Mg(NO3)2(aq) + Na2Cr2O7(aq) = MgCr2O7(s) + 2 NaNO3(aq)
Cu + S8 = Cu2S =>
16 Cu + S8 = 8 Cu2S
NaC2H3O2 + Fe(NO3)3 = NaNO3 + Fe(C2H3O2)3 =>
3 NaC2H3O2 + Fe(NO3)3 = 3 NaNO3 + Fe(C2H3O2)3
Fe(CN)2 + K = Fe + K(CN) =>
Fe(CN)2 + 2 K = Fe + 2 K(CN)
C3H6O2 + H2O = C2H4O2 + CH4O =>
C3H6O2 + H2O = C2H4O2 + CH4O
NaHCO3(s) + CH3COOH(l) = C2H3O2Na(aq) + H2O(l) + CO2(g) =>
NaHCO3(s) + CH3COOH(l) = C2H3O2Na(aq) + H2O(l) + CO2(g)
K2Cr2O7 + AgNO3 = KNO3 + Cr2O7Ag2 =>
K2Cr2O7 + 2 AgNO3 = 2 KNO3 + Cr2O7Ag2
C6H12O6 = C9H10 + H2O + CO2 =>
23 C6H12O6 = 12 C9H10 + 78 H2O + 30 CO2
KMnO4 + FeSO4 + H2SO4 = K2SO4 + Mn2(SO4)3 + Fe2(SO4)3 + H2O =>
2 KMnO4 + 8 FeSO4 + 8 H2SO4 = K2SO4 + Mn2(SO4)3 + 4 Fe2(SO4)3 + 8 H2O
SO(s) + H2O(l) = SOO4(s) + H2(g) =>
SO(s) + 4 H2O(l) = SOO4(s) + 4 H2(g)
AsCl3 + H2O = HCl + As(OH)3 =>
AsCl3 + 3 H2O = 3 HCl + As(OH)3
HCO3 + HNH4 = H2 + (NH4)2CO3 =>
2 HCO3 + 4 HNH4 = 3 H2 + 2(NH4)2CO3
Cu + HNO3 = Cu(NO3)2 + NO2 + H2O =>
Cu + 4 HNO3 = Cu(NO3)2 + 2 NO2 + 2 H2O
FeS2 + O2 = Fe2O3 + SO2 =>
4 FeS2 + 11 O2 = 2 Fe2O3 + 8 SO2
Cu2 + H2SO4 = Cu2S + CuSO4 + H2O =>
5 Cu2 + 8 H2SO4 = 2 Cu2S + 6 CuSO4 + 8 H2O
Zn + Pb(NO3)2 = Zn(NO3)2 + Pb =>
Zn + Pb(NO3)2 = Zn(NO3)2 + Pb
C2H5OH + O2 = CO2 + H2O =>
C2H5OH + 3 O2 = 2 CO2 + 3 H2O
K4Fe(CN)6 + H2SO4 + H2O = K2SO4 + FeSO4 + (NH4)2SO4 + CO =>
K4Fe(CN)6 + 6 H2SO4 + 6 H2O = 2 K2SO4 + FeSO4 + 3(NH4)2SO4 + 6 CO
C18H32O2 + NaOH = C18H31O2Na + H2O =>
C18H32O2 + NaOH = C18H31O2Na + H2O
I2(s) + HCl(aq) = Cl2 + HI2 =>
2 I2(s) + 2 HCl(aq) = Cl2 + 2 HI2
C16H13OH + O2 = CO2 + H2O =>
C16H13OH + 19 O2 = 16 CO2 + 7 H2O
HNO3 + Li2CO3 = LiNO3 + LiHCO3 =>
HNO3 + Li2CO3 = LiNO3 + LiHCO3
Na3PO4 + Ca(C2H3O2)2 = Na3(C2H3O2)2 + CaPO4 =>
Na3PO4 + Ca(C2H3O2)2 = Na3(C2H3O2)2 + CaPO4
Ca3(PO4)2 + SiO4 + C = P4 + CaSiO3 + CO2 =>
2 Ca3(PO4)2 + 6 SiO4 + 11 C = P4 + 6 CaSiO3 + 11 CO2
Cu + KCN + O2 + H2O = KCu(CN)2 + KOH =>
4 Cu + 8 KCN + O2 + 2 H2O = 4 KCu(CN)2 + 4 KOH
C + S = C2S =>
2 C + S = C2S
C6H5Cl + CH3Cl + Na = NaCl + C6H5CH3 =>
C6H5Cl + CH3Cl + 2 Na = 2 NaCl + C6H5CH3
Fe2O3 + H2 = Fe + H2O =>
Fe2O3 + 3 H2 = 2 Fe + 3 H2O
Be + OH = Be(OH) =>
Be + OH = Be(OH)
H2SO4 + Zn(CH3CH2)2 = C2H6 + ZnSO4 =>
H2SO4 + Zn(CH3CH2)2 = 2 C2H6 + ZnSO4
Al(C2H3O2)3 + CaS = Ca(C2H3O2)2 + Al2S3 =>
2 Al(C2H3O2)3 + 3 CaS = 3 Ca(C2H3O2)2 + Al2S3
Al(OH)3 + HCl = AlCl3 + H2O =>
Al(OH)3 + 3 HCl = AlCl3 + 3 H2O
Mg(OH)2 + H2 = Mg + H2O =>
Mg(OH)2 + H2 = Mg + 2 H2O
NH3 + O2 = NO + H2O =>
4 NH3 + 5 O2 = 4 NO + 6 H2O
C3H8O + CrO3 = C3H6O + Cr + H2O =>
3 C3H8O + CrO3 = 3 C3H6O + Cr + 3 H2O
SO2 + O2 + H2O = H2SO4 =>
2 SO2 + O2 + 2 H2O = 2 H2SO4
C10H4O + O2 = CO2 + H2O =>
2 C10H4O + 21 O2 = 20 CO2 + 4 H2O
Ag + K3[Fe(Cn)6] = Ag[Fe(Cn)6] + K =>
Ag + K3[Fe(Cn)6] = Ag[Fe(Cn)6] + 3 K
Sn(s) + Cu(NO3)2(aq) = Sn(NO3)2(aq) + Cu(s) =>
Sn(s) + Cu(NO3)2(aq) = Sn(NO3)2(aq) + Cu(s)
NaCl + F2 = NaF + Cl2 =>
2 NaCl + F2 = 2 NaF + Cl2
H2O + As + BrO3{-}1 = Br{-}1 + HAsO2 =>
H2O + 2 As + BrO3{-}1 = Br{-}1 + 2 HAsO2
Zn(CH3COO)2 + KOH = Zn(OH)2 + KCH3COO =>
Zn(CH3COO)2 + 2 KOH = Zn(OH)2 + 2 KCH3COO
CH2O2 = C2H2O3 + H2O =>
2 CH2O2 = C2H2O3 + H2O
Ca(ClO3)2 = CaCl2 + O2 =>
Ca(ClO3)2 = CaCl2 + 3 O2
NN + O = NO2 =>
NN + 4 O = 2 NO2
CO2 + H2O = C6H12O6 + O2 =>
6 CO2 + 6 H2O = C6H12O6 + 6 O2
ZnO + Na2O = Na2ZnO2 =>
ZnO + Na2O = Na2ZnO2
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