| Équations équilibrées la veille | Équations équilibrées le lendemain |
Ba(OH)2 + 2 NaOH = Na2BaO2 + 2 H2O
H2 + O2 = H2O =>
2 H2 + O2 = 2 H2O
Cl2O7 + Ca(OH)2 = CaCl2O8 + H2O =>
Cl2O7 + Ca(OH)2 = CaCl2O8 + H2O
CH3COCH3 + NaOH = CH3COOH + NaOCH3 =>
2 CH3COCH3 + 4 NaOH = CH3COOH + 4 NaOCH3
Ba(OH)2 + NaOH = NaBa + OH =>
Ba(OH)2 + NaOH = NaBa + 3 OH
Cr2O3 + KOH + H2O = K3(Cr(OH)6) =>
Cr2O3 + 6 KOH + 3 H2O = 2 K3(Cr(OH)6)
(NH4)2WO4 = (NH4)10H2W12O42 + H2O + NH3 =>
12(NH4)2WO4 = (NH4)10H2W12O42 + 6 H2O + 14 NH3
Na + K = Na2K =>
2 Na + K = Na2K
KCl + HNO3 = KNO3 + Cl2 + H =>
2 KCl + 2 HNO3 = 2 KNO3 + Cl2 + 2 H
Fe(No3)3 + NaHCo3 = Na(No3)3 + FeHCo3 =>
Fe(No3)3 + NaHCo3 = Na(No3)3 + FeHCo3
KOH + CaCO3 = K2CO3 + Ca(OH)2 =>
2 KOH + CaCO3 = K2CO3 + Ca(OH)2
HSO4 + Zn(OH)2 = ZnSO4 + H(OH)2 =>
HSO4 + Zn(OH)2 = ZnSO4 + H(OH)2
As2S5 + HNO3 + H2O = H3AsO4 + H2SO4 + NO =>
3 As2S5 + 40 HNO3 + 4 H2O = 6 H3AsO4 + 15 H2SO4 + 40 NO
Ba(OH)2 + NaOH = Na2BaO2 + H2O =>
Ba(OH)2 + 2 NaOH = Na2BaO2 + 2 H2O
Cr2O3 + KOH + H2O = K3Cr(OH)6 =>
Cr2O3 + 6 KOH + 3 H2O = 2 K3Cr(OH)6
Mg + O2 = MgO =>
2 Mg + O2 = 2 MgO
Ba(NO3)2(aq) + K2C2O4(aq) = BaC2O4 + KNO3 =>
Ba(NO3)2(aq) + K2C2O4(aq) = BaC2O4 + 2 KNO3
FeSO4 + H2SO4 + KSCN + H2O2 = Fe(SCN)6 + H2K(SO4)2 + H2O =>
FeSO4 + 11 H2SO4 + 6 KSCN + 5 H2O2 = Fe(SCN)6 + 6 H2K(SO4)2 + 10 H2O
Ca(OH)2 + HCl = CaCl2 + H2O =>
Ca(OH)2 + 2 HCl = CaCl2 + 2 H2O
FeSO4 + K2Cr2O7 + H2SO4 = Fe2(SO4)3 + Cr2(SO4)3 + K2SO4 + H2O =>
6 FeSO4 + K2Cr2O7 + 7 H2SO4 = 3 Fe2(SO4)3 + Cr2(SO4)3 + K2SO4 + 7 H2O
HNO3 + ZnSO4 = Zn(NO3)2 + H2SO4 =>
2 HNO3 + ZnSO4 = Zn(NO3)2 + H2SO4
Ba(OH)2 + NaOH = Na2[Ba(OH)4] =>
Ba(OH)2 + 2 NaOH = Na2[Ba(OH)4]
Cr2O3 + KOH + H2O = K(Cr(OH)4) =>
Cr2O3 + 2 KOH + 3 H2O = 2 K(Cr(OH)4)
H{+} + MnO4{-} + HNO2 = NO3{-} + Mn{2+} + H2O =>
H{+} + 2 MnO4{-} + 5 HNO2 = 5 NO3{-} + 2 Mn{2+} + 3 H2O
FeSO4 + H2SO4 + KSCN + H2O2 = Fe(SCN)3 + K2SO4 + H2O =>
2 FeSO4 + H2SO4 + 6 KSCN + H2O2 = 2 Fe(SCN)3 + 3 K2SO4 + 2 H2O
Br2 + K2SO3 + H2O = K2SO4 + HBr =>
Br2 + K2SO3 + H2O = K2SO4 + 2 HBr
K2SO4 + ZnI2 = ZnSO4 + KI =>
K2SO4 + ZnI2 = ZnSO4 + 2 KI
NH3 + O2 = NO + H2O =>
4 NH3 + 5 O2 = 4 NO + 6 H2O
Al2(SO4)3 + H2SO4 = Al(HSO4)3 =>
Al2(SO4)3 + 3 H2SO4 = 2 Al(HSO4)3
CH3NH2 + H2O = CH3NH4 + O2 =>
2 CH3NH2 + 2 H2O = 2 CH3NH4 + O2
NO2 + C = CO + N2 =>
2 NO2 + 4 C = 4 CO + N2
NaClO3 + H2SO4 + CH4O = NaHSO4 + ClO2 + CO2 + H2O =>
6 NaClO3 + 6 H2SO4 + CH4O = 6 NaHSO4 + 6 ClO2 + CO2 + 5 H2O
Cr2O3 + KOH + H2O = K[Cr(OH)4] =>
Cr2O3 + 2 KOH + 3 H2O = 2 K[Cr(OH)4]
Ba(OH)2 + NaOH = BaNa + OH =>
Ba(OH)2 + NaOH = BaNa + 3 OH
H3PO4 + HNO3 = P4 + NO3 + H2O =>
4 H3PO4 + 20 HNO3 = P4 + 20 NO3 + 16 H2O
C6H6 + C2H5Cl = C6H5Cl + C2H6 =>
C6H6 + C2H5Cl = C6H5Cl + C2H6
FeBr3 = Br + Fe =>
FeBr3 = 3 Br + Fe
I2 + SnBr2 + NaOH = Na2[Sn(OH)6] + NaI + NaBr =>
I2 + SnBr2 + 6 NaOH = Na2[Sn(OH)6] + 2 NaI + 2 NaBr
HCOOH + NaHCO3 = H2O + CO2 + Na =>
HCOOH + 2 NaHCO3 = 2 H2O + 3 CO2 + 2 Na
Rh + O2 = Rh2O4 =>
2 Rh + 2 O2 = Rh2O4
Cr2O3 + KOH + H2O = K3[Cr(OH)6] =>
Cr2O3 + 6 KOH + 3 H2O = 2 K3[Cr(OH)6]
C6H6 + C2H5Cl = C7H10 + HCl =>
4 C6H6 + 9 C2H5Cl = 6 C7H10 + 9 HCl
Fe(No3)3 + NaHCo3 = Na(No3)3 + FeHCo3 =>
Fe(No3)3 + NaHCo3 = Na(No3)3 + FeHCo3
CH3OHC2H5COOH = C2H5COOCH3H2O =>
CH3OHC2H5COOH = C2H5COOCH3H2O
Fe(CrO3)3 + O2 + K2CO3 = Fe2O3 + K2CrO4 + CO2 =>
4 Fe(CrO3)3 + 3 O2 + 12 K2CO3 = 2 Fe2O3 + 12 K2CrO4 + 12 CO2
Rh + O2 = Rh2O3 =>
4 Rh + 3 O2 = 2 Rh2O3
CO(NH2)2(s) + O2(g) = CO2(g) + N2(g) + H2O =>
2 CO(NH2)2(s) + 3 O2(g) = 2 CO2(g) + 2 N2(g) + 4 H2O
FeCI2 + MgSO4 = FeSO4 + MgCI2 =>
FeCI2 + MgSO4 = FeSO4 + MgCI2
CH3COOK + H2O = C2H6 + KOH + CO2 =>
7 CH3COOK + 5 H2O = 4 C2H6 + 7 KOH + 6 CO2
NaCl + Ca = CaCl2 + Na =>
2 NaCl + Ca = CaCl2 + 2 Na
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| Équations équilibrées la veille | Équations équilibrées le lendemain |
Équations équilibrées sur11/18/24
Équations équilibrées sur12/18/23
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