| Équations équilibrées la veille |
5 PbO2 + 6 Na2S2O3 = 5 PbS + SO4 + 6 Na2SO4
Mg + HBr = MgBr2 + H2 =>
Mg + 2 HBr = MgBr2 + H2
C3H7OH(aq) + O2(g) = CO2(g) + H2O(l) =>
2 C3H7OH(aq) + 9 O2(g) = 6 CO2(g) + 8 H2O(l)
Na + H2O = NaOH + H2 =>
2 Na + 2 H2O = 2 NaOH + H2
Hg2CrO4 = Cr2O3 + Hg + O2 =>
4 Hg2CrO4 = 2 Cr2O3 + 8 Hg + 5 O2
Mg(HSO4)2 + H2O = Mg(OH)2 + H2SO4 =>
Mg(HSO4)2 + 2 H2O = Mg(OH)2 + 2 H2SO4
NaN3 + AgNO3 = AgN3 + NaNO3 =>
NaN3 + AgNO3 = AgN3 + NaNO3
Te + HClO3 + H2O = H6Te6O6 + Cl2 =>
30 Te + 6 HClO3 + 12 H2O = 5 H6Te6O6 + 3 Cl2
Cl2 + NaI = NaCl + I2 =>
Cl2 + 2 NaI = 2 NaCl + I2
(BiO)2CO3 + HNO3 = Bi(NO3)3 + H2O + CO2 =>
(BiO)2CO3 + 6 HNO3 = 2 Bi(NO3)3 + 3 H2O + CO2
C10H12N2 + C2H2O3 = C11H12N2 + CO2 + H2O =>
C10H12N2 + C2H2O3 = C11H12N2 + CO2 + H2O
Na2C2O4 + CuSO4 = Na2SO4 + CuC2O4 =>
Na2C2O4 + CuSO4 = Na2SO4 + CuC2O4
C4H10 = C2H2 + H =>
C4H10 = 2 C2H2 + 6 H
NaO + HCl = NaCl + H + O =>
NaO + HCl = NaCl + H + O
N2O{+} + ClO{-} = NO2{-} + Cl =>
N2O{+} + 3 ClO{-} = 2 NO2{-} + 3 Cl
F2 + H2O = OF2 + HF =>
2 F2 + H2O = OF2 + 2 HF
KBr + BaSe = K2Se + BaBr2 =>
2 KBr + BaSe = K2Se + BaBr2
Al(s) + NH4ClO4(s) = N2(g) + Al2O3(s) + AlCl3(s) + H2O(l) =>
10 Al(s) + 6 NH4ClO4(s) = 3 N2(g) + 4 Al2O3(s) + 2 AlCl3(s) + 12 H2O(l)
SO2 + CaSO4 = CaS + SO3 =>
4 SO2 + CaSO4 = CaS + 4 SO3
CuI2 + Br2 = CuBr + I =>
2 CuI2 + Br2 = 2 CuBr + 4 I
KO4 + CO2 = K5CO + O =>
5 KO4 + CO2 = K5CO + 21 O
KMnO4 + Fe(NH4)2(SO4)2*6H2O + H2SO4 = MnSO + Fe2(SO4)3 + K2SO4 + (NH4)2SO4 + H2O =>
2 KMnO4 + 22 Fe(NH4)2(SO4)2*6H2O + 14 H2SO4 = 2 MnSO + 11 Fe2(SO4)3 + K2SO4 + 22(NH4)2SO4 + 146 H2O
BrSO3 + H2SO4 = BrS + SO4 + H2O =>
BrSO3 + 3 H2SO4 = BrS + 3 SO4 + 3 H2O
NaOH(aq) + HCl(aq) = NaCl(aq) + H2O(l) =>
NaOH(aq) + HCl(aq) = NaCl(aq) + H2O(l)
CaOH2O = Ca(OH)2 =>
CaOH2O = Ca(OH)2
KAl(SO4)2*12H2O = K2SO4 + Al2O3 + SO2 + O2 + H2O =>
4 KAl(SO4)2*12H2O = 2 K2SO4 + 2 Al2O3 + 6 SO2 + 3 O2 + 48 H2O
Mg{2+} + Fe = Mg + Fe{3+} =>
3 Mg{2+} + 2 Fe = 3 Mg + 2 Fe{3+}
C2H6O2Cl2 + O2 = CO2 + H2O + HCl =>
C2H6O2Cl2 + 2 O2 = 2 CO2 + 2 H2O + 2 HCl
Al2(SO4)3 + NaOH = AlOHSO4 + Na2SO4 =>
Al2(SO4)3 + 2 NaOH = 2 AlOHSO4 + Na2SO4
Al2(CO3)3 + CH3COOH = H2O + CO2 + Al(C2H3O2)3 =>
Al2(CO3)3 + 6 CH3COOH = 3 H2O + 3 CO2 + 2 Al(C2H3O2)3
NH3 + CuSO4 = CuNH3SO4 =>
NH3 + CuSO4 = CuNH3SO4
AH2 + O2 = A + H2O =>
2 AH2 + O2 = 2 A + 2 H2O
FeS + H2SO4 = Fe2(SO4)3 + SO2 + H2O =>
2 FeS + 10 H2SO4 = Fe2(SO4)3 + 9 SO2 + 10 H2O
H3(PO4) + Ca(OH)2 = Ca3(PO4)2 + H2O =>
2 H3(PO4) + 3 Ca(OH)2 = Ca3(PO4)2 + 6 H2O
Ag(s) + Br2(g) = AgBr(s) =>
2 Ag(s) + Br2(g) = 2 AgBr(s)
NH3(g) + O2(g) = NO(g) + H2O(g) =>
4 NH3(g) + 5 O2(g) = 4 NO(g) + 6 H2O(g)
BeO + LiI = BeI2 + Li2O =>
BeO + 2 LiI = BeI2 + Li2O
C6H5Cl + C3H7 + Na = NaCl + C9H12 =>
C6H5Cl + C3H7 + Na = NaCl + C9H12
Na + H2O = H + NaOH = =>
Na + H2O = H + NaOH
KFeO3 = KFe + O2 =>
2 KFeO3 = 2 KFe + 3 O2
Cr(NO3)3(aq) + Mg(s) = Cr(s) + Mg(NO3)2(aq) =>
2 Cr(NO3)3(aq) + 3 Mg(s) = 2 Cr(s) + 3 Mg(NO3)2(aq)
CH3CH2Br + KCN = CH3CH2CN + KBr =>
CH3CH2Br + KCN = CH3CH2CN + KBr
AlN + HCl = AlCl3 + NH3 =>
AlN + 3 HCl = AlCl3 + NH3
Li3P + H2O = H3P + LiOH =>
Li3P + 3 H2O = H3P + 3 LiOH
Fe2O3 + HF = FeF2 + H2O + O2 =>
2 Fe2O3 + 8 HF = 4 FeF2 + 4 H2O + O2
Ca(IO2)2 + KI + HCl = CaCl2 + KCl + I2 + H2O =>
Ca(IO2)2 + 6 KI + 8 HCl = CaCl2 + 6 KCl + 4 I2 + 4 H2O
Fe(OH)2 + H2SO4 = Fe(SO4)3 + SO2 + H2O =>
Fe(OH)2 + 5 H2SO4 = Fe(SO4)3 + 2 SO2 + 6 H2O
CH3COOH + NH4OH = CH3COONH4 + HOH =>
CH3COOH + NH4OH = CH3COONH4 + HOH
Ag2CO3(heat) = Ag + CO2 + O2 =>
2 Ag2CO3(heat) = 4 Ag + 2 CO2 + O2
K3[Cr(OH)6] + H2S = K2S + Cr(OH)3 + H2O =>
2 K3[Cr(OH)6] + 3 H2S = 3 K2S + 2 Cr(OH)3 + 6 H2O
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