| Équations équilibrées la veille | Équations équilibrées le lendemain |
SnO2 + 2 H2 = Sn + 2 H2O
K + O2 = K2O =>
4 K + O2 = 2 K2O
KOH + H2CO3 = H2O + K2CO3 =>
2 KOH + H2CO3 = 2 H2O + K2CO3
KClO3 = KCl + O2 =>
2 KClO3 = 2 KCl + 3 O2
NH3 + O2 = NO + H2O =>
4 NH3 + 5 O2 = 4 NO + 6 H2O
(NH4)2C2O4 + HNO3 = NH4NO3 + H2C2O4 =>
(NH4)2C2O4 + 2 HNO3 = 2 NH4NO3 + H2C2O4
Fe + Br2 = FeBr3 =>
2 Fe + 3 Br2 = 2 FeBr3
Mg + HCl = MgCl2 + H2 =>
Mg + 2 HCl = MgCl2 + H2
K2Cr2O7 + H2SO4 + C2H5OH = Cr2(SO4)3 + K2SO4 + CH3COOH + H2O =>
2 K2Cr2O7 + 8 H2SO4 + 3 C2H5OH = 2 Cr2(SO4)3 + 2 K2SO4 + 3 CH3COOH + 11 H2O
V(s) + O2(g) = V2O5(s) =>
4 V(s) + 5 O2(g) = 2 V2O5(s)
NHO3 = NO2 + O2 + H2O =>
4 NHO3 = 4 NO2 + O2 + 2 H2O
Cl2 + H2O = HCl + HClO3 =>
3 Cl2 + 3 H2O = 5 HCl + HClO3
C3H8 + O2 = CO2 + H2O =>
C3H8 + 5 O2 = 3 CO2 + 4 H2O
N2 + H2 = NH3 =>
N2 + 3 H2 = 2 NH3
Co(OH)2 = CoO + H2O =>
Co(OH)2 = CoO + H2O
CaCO3 = CaO + CO2 =>
CaCO3 = CaO + CO2
Cl2 + H2O = HCl + HClO =>
Cl2 + H2O = HCl + HClO
H2 + Cl2 = HCl =>
H2 + Cl2 = 2 HCl
NH3 + CuO = Cu + N2 + H2O =>
2 NH3 + 3 CuO = 3 Cu + N2 + 3 H2O
C6H14 + O2 = CO2 + H2O =>
2 C6H14 + 19 O2 = 12 CO2 + 14 H2O
Fe + Cl2 = FeCl3 =>
2 Fe + 3 Cl2 = 2 FeCl3
CuCl2 + H2S = CuS + HCl =>
CuCl2 + H2S = CuS + 2 HCl
Fe(OH)2 + O2 + H2O = Fe(OH)3 =>
4 Fe(OH)2 + O2 + 2 H2O = 4 Fe(OH)3
Li(s) + AuCl3(aq) = LiCl(aq) + Au(s) =>
3 Li(s) + AuCl3(aq) = 3 LiCl(aq) + Au(s)
MoS2 + O2 = MoO3 + SO2 =>
2 MoS2 + 7 O2 = 2 MoO3 + 4 SO2
KI + Cl2 = KCl + I2 =>
2 KI + Cl2 = 2 KCl + I2
H2 + N2 = NH2 =>
2 H2 + N2 = 2 NH2
Ca(NO3)2 + Na2SO4 = CaSO4 + Na2(NO3)2 =>
Ca(NO3)2 + Na2SO4 = CaSO4 + Na2(NO3)2
CaCl2 + Na3PO4 = Ca3(PO4)2 + NaCl =>
3 CaCl2 + 2 Na3PO4 = Ca3(PO4)2 + 6 NaCl
CuCl + H2S = Cu2S + HCl =>
2 CuCl + H2S = Cu2S + 2 HCl
Al(OH)3 + H2SO4 = Al{3+} + SO4{2-} + H2O =>
2 Al(OH)3 + 3 H2SO4 = 2 Al{3+} + 3 SO4{2-} + 6 H2O
Co(OH)2 = CoO + H2O =>
Co(OH)2 = CoO + H2O
CuSO4 + NaOH = Cu(OH)2 + Na2SO4 =>
CuSO4 + 2 NaOH = Cu(OH)2 + Na2SO4
Na2B4O7 + NaOH + H2O2 = Na2B2(O2)2(OH)4 + H2O =>
Na2B4O7 + 2 NaOH + 4 H2O2 = 2 Na2B2(O2)2(OH)4 + H2O
Ac(OH)3 = Ac2O3 + H2O =>
2 Ac(OH)3 = Ac2O3 + 3 H2O
P4O10 + H2O = H3PO4 =>
P4O10 + 6 H2O = 4 H3PO4
CuCl2 = Cu + Cl2 =>
CuCl2 = Cu + Cl2
NaCl = Na + Cl2 =>
2 NaCl = 2 Na + Cl2
Mg(NO3)2 + K3PO4 = Mg3(PO4)2 + KNO3 =>
3 Mg(NO3)2 + 2 K3PO4 = Mg3(PO4)2 + 6 KNO3
Fe(s) + Sn(NO3)4(aq) = Fe(NO3)3(aq) + Sn(s) =>
4 Fe(s) + 3 Sn(NO3)4(aq) = 4 Fe(NO3)3(aq) + 3 Sn(s)
ZnBr2 + AgNO3 = Zn(NO3)2 + AgBr =>
ZnBr2 + 2 AgNO3 = Zn(NO3)2 + 2 AgBr
Sb + H2O = Sb2O3 + H2 =>
2 Sb + 3 H2O = Sb2O3 + 3 H2
Zn + HNO3 = Zn(NO3)2 + NO + H2O =>
3 Zn + 8 HNO3 = 3 Zn(NO3)2 + 2 NO + 4 H2O
Sb + H2O = Sb2O3 + H2 =>
2 Sb + 3 H2O = Sb2O3 + 3 H2
Ba(NO3)2 + MgSO4 = BaSO4 + Mg(NO3)2 =>
Ba(NO3)2 + MgSO4 = BaSO4 + Mg(NO3)2
MnO4{-} + SO3{2-} + H2O = MnO2 + SO4{2-} + OH{-} =>
2 MnO4{-} + 3 SO3{2-} + H2O = 2 MnO2 + 3 SO4{2-} + 2 OH{-}
C3H8 + O2 = CO2 + H2O =>
C3H8 + 5 O2 = 3 CO2 + 4 H2O
Ca(NO3)2 + Na2SO4 = CaSO4 + Na2(NO3)2 =>
Ca(NO3)2 + Na2SO4 = CaSO4 + Na2(NO3)2
Na + O2 = Na2O =>
4 Na + O2 = 2 Na2O
Zn + CrCl3 = CrCl2 + ZnCl2 =>
Zn + 2 CrCl3 = 2 CrCl2 + ZnCl2
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| Équations équilibrées la veille | Équations équilibrées le lendemain |
Équations équilibrées sur09/20/21
Équations équilibrées sur10/20/20
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