Équations équilibrées la veille |
13 C2H2 + 16 MnO4{-} + 24 H{+} = 8 Mn2{+} + 13(COOH)2 + 12 H2O
Na2S2O3 + Br2 + H2O = HBr + Na2SO4 + S =>
Na2S2O3 + Br2 + H2O = 2 HBr + Na2SO4 + S
CO + Fe3O4 = Fe + CO2 =>
4 CO + Fe3O4 = 3 Fe + 4 CO2
HNO3 + Na2SO4 = Na(NO3) + H2SO4 =>
2 HNO3 + Na2SO4 = 2 Na(NO3) + H2SO4
C6H5Cl + SiCl4 + Na = (C6H5)4Si + NaCl =>
4 C6H5Cl + SiCl4 + 8 Na = (C6H5)4Si + 8 NaCl
C6H17 + O7 = CO2 + H2O =>
14 C6H17 + 41 O7 = 84 CO2 + 119 H2O
Fe + MnO2 = Fe2O3 + Mn =>
4 Fe + 3 MnO2 = 2 Fe2O3 + 3 Mn
CuSO4 + H3PO2 + H2O = CuH + H2SO3 + H3PO4 =>
4 CuSO4 + 5 H3PO2 + 6 H2O = 4 CuH + 4 H2SO3 + 5 H3PO4
AgNO3 + KT = AgK + TNO3 =>
AgNO3 + KT = AgK + TNO3
BaCl2NaHSO4 = BaSO4NaClHCl =>
BaCl2NaHSO4 = BaSO4NaClHCl
HClO2 + CaCO3 = Ca(ClO2)2 + H2CO3 =>
2 HClO2 + CaCO3 = Ca(ClO2)2 + H2CO3
C + H = C6H6 =>
6 C + 6 H = C6H6
Na2S2O3 + Br2 + H2O = HBr + Na2SO4 + S =>
Na2S2O3 + Br2 + H2O = 2 HBr + Na2SO4 + S
Fe(NO3)2 + KOH = Fe(OH)4 + K2NO3 =>
Fe(NO3)2 + 4 KOH = Fe(OH)4 + 2 K2NO3
Cl2 + Na[Al(OH)4] = NaClO + Al(OH)3 + NaCl + H2O =>
Cl2 + 2 Na[Al(OH)4] = NaClO + 2 Al(OH)3 + NaCl + H2O
H + NFl3 = N + HFl =>
3 H + NFl3 = N + 3 HFl
Cl2 + Na[Al(OH)4] = NaClO + Al(OH)3 + HCl =>
Cl2 + Na[Al(OH)4] = NaClO + Al(OH)3 + HCl
H2O2 + ClO7 = ClO2 + HO2 =>
5 H2O2 + 2 ClO7 = 2 ClO2 + 10 HO2
Mg(OH)2 + H = Mg2 + H2O =>
2 Mg(OH)2 + 4 H = Mg2 + 4 H2O
Br2 + H2AsO4 = As4 + HBrO2 =>
4 Br2 + 4 H2AsO4 = As4 + 8 HBrO2
Mg(ClO3)2 + NH4NO2 = Mg(NO2)2 + NH4ClO3 =>
Mg(ClO3)2 + 2 NH4NO2 = Mg(NO2)2 + 2 NH4ClO3
VO + H2SiO3 = V(HSiO3)2 + H2O =>
VO + 2 H2SiO3 = V(HSiO3)2 + H2O
HPO3 + Ca(OH)2 = Ca(PO3)2 + H2O =>
2 HPO3 + Ca(OH)2 = Ca(PO3)2 + 2 H2O
Na2TeO3 + NaI + HCl = NaCl + I2 + H2O + Te =>
Na2TeO3 + 4 NaI + 6 HCl = 6 NaCl + 2 I2 + 3 H2O + Te
C14H14N3NaO3S + CH3COONa = C14H14N3NaO3S(CH3COO{-}) + Na{+} =>
C14H14N3NaO3S + CH3COONa = C14H14N3NaO3S(CH3COO{-}) + Na{+}
C5H12 + O2 = CO2 + H2O =>
C5H12 + 8 O2 = 5 CO2 + 6 H2O
O33 = O2 =>
2 O33 = 33 O2
K2CO3 + ZnO = K2O + ZnCO3 =>
K2CO3 + ZnO = K2O + ZnCO3
Ag{+} + CN{-} = Ag(CN)2{-] =>
Ag{+} + 2 CN{-} = Ag(CN)2{-]
Fe2O3 + KOH = K2Fe2O4 + H2O =>
Fe2O3 + 2 KOH = K2Fe2O4 + H2O
FeCl3 + O3 = Fe2O3 + Cl2 =>
2 FeCl3 + O3 = Fe2O3 + 3 Cl2
Ca(NO3)2 + NH4OH = CaHNO4 + NH4NO3 =>
Ca(NO3)2 + NH4OH = CaHNO4 + NH4NO3
Ga2O3 + NaOH = Na2(Ga2O4) + H2O =>
Ga2O3 + 2 NaOH = Na2(Ga2O4) + H2O
Ca(OH)2 + P2O5 = (CaOH)3PO4 + H2O =>
6 Ca(OH)2 + P2O5 = 2(CaOH)3PO4 + 3 H2O
Mn2{+} + OH{-} + O2 = MnO2 + H2O =>
4 Mn2{+} + 4 OH{-} + 7 O2 = 8 MnO2 + 2 H2O
CH3OCH3 + HCl = CH3OH + CH3Cl =>
CH3OCH3 + HCl = CH3OH + CH3Cl
K2CrO4(aq) + CuSO4(aq) = K2SO4 + CuCrO4 =>
K2CrO4(aq) + CuSO4(aq) = K2SO4 + CuCrO4
CaCO3 + BaSO4 = CaSO4 + BaCO3 =>
CaCO3 + BaSO4 = CaSO4 + BaCO3
Cu2 + O3 = Cu2O3 =>
Cu2 + O3 = Cu2O3
MgO + Cu(OH)2 = MgOH + Cu(O)2 =>
2 MgO + Cu(OH)2 = 2 MgOH + Cu(O)2
C2CH4(g) + O2(g) = CO2(g) + H2O(g) =>
C2CH4(g) + 4 O2(g) = 3 CO2(g) + 2 H2O(g)
K2CrO4(aq) + CuSO4(aq) = K2SO4(aq) + CuCrO4 =>
K2CrO4(aq) + CuSO4(aq) = K2SO4(aq) + CuCrO4
Na3BO3 + H2SO4 = Na2SO4 + H3BO3 =>
2 Na3BO3 + 3 H2SO4 = 3 Na2SO4 + 2 H3BO3
N2H2(l) + H2O2(l) = N2(g) + H2O(g) =>
N2H2(l) + H2O2(l) = N2(g) + 2 H2O(g)
K2CrO4(aq) + CuSO4(aq) = K2SO4(aq) + CuCrO4(aq) =>
K2CrO4(aq) + CuSO4(aq) = K2SO4(aq) + CuCrO4(aq)
HClBaCl2 = HCl2BaCl =>
HClBaCl2 = HCl2BaCl
H2O2 = H2O + O2 =>
2 H2O2 = 2 H2O + O2
FeSO4(aq) + Cu(s) = Fe(s) + CuSO4(s) =>
FeSO4(aq) + Cu(s) = Fe(s) + CuSO4(s)
Br2 + AuF3 = BrF + Au =>
3 Br2 + 2 AuF3 = 6 BrF + 2 Au
K2CrO4(aq) + CuSO4(aq) = K2SO4(aq) + CuCrO4(aq) =>
K2CrO4(aq) + CuSO4(aq) = K2SO4(aq) + CuCrO4(aq)
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