| Équations équilibrées la veille | Équations équilibrées le lendemain |
6 Cr2O7{-}2 + 37 NO2{-} + 10 H{+} = 4 Cr3{+} + 37 NO3{-} + 5 H2O
HCl(aq) + FeCl3(aq) = HCl3(aq) + FeCl(aq) =>
HCl(aq) + FeCl3(aq) = HCl3(aq) + FeCl(aq)
C17H35COOH + O2 = CO + H2O =>
C17H35COOH + 17 O2 = 18 CO + 18 H2O
C3H7OH + O2 = CO2 + H2O =>
2 C3H7OH + 9 O2 = 6 CO2 + 8 H2O
FeS2 + O2 = Fe2O3 + SO2 =>
4 FeS2 + 11 O2 = 2 Fe2O3 + 8 SO2
Ag + H2Se = Ag2Se + H2 =>
2 Ag + H2Se = Ag2Se + H2
MgCl2 = Mg + Cl2 =>
MgCl2 = Mg + Cl2
C4H6(s) + O2(g) = CO2(g) + H2O(g) =>
2 C4H6(s) + 11 O2(g) = 8 CO2(g) + 6 H2O(g)
C4H7OH(l) + O2(g) = CO2(g) + H2O(g) =>
2 C4H7OH(l) + 11 O2(g) = 8 CO2(g) + 8 H2O(g)
Cr(OH)3 + ClO4{-} + OH{-} = CrO4{2-} + ClO3{-} + H2O =>
2 Cr(OH)3 + 3 ClO4{-} + 4 OH{-} = 2 CrO4{2-} + 3 ClO3{-} + 5 H2O
AlCl3 + Nh4OH = Al(OH)3 + Nh4Cl =>
AlCl3 + 3 Nh4OH = Al(OH)3 + 3 Nh4Cl
KOH + H3PO4 = K3PO4 + H2O =>
3 KOH + H3PO4 = K3PO4 + 3 H2O
C7H6O2 + O2 = CO2 + H2O =>
2 C7H6O2 + 15 O2 = 14 CO2 + 6 H2O
Al(s) + Pb(NO3)2 = Al(NO3)3 + Pb =>
2 Al(s) + 3 Pb(NO3)2 = 2 Al(NO3)3 + 3 Pb
AgNO3 + CaCl2 = AgCl + Ca(NO3)2 =>
2 AgNO3 + CaCl2 = 2 AgCl + Ca(NO3)2
(NH4)2U2O7 + (NH4)2CO3 + H2O = (NH4)4[UO2(CO3)3] + NH4OH =>
(NH4)2U2O7 + 6(NH4)2CO3 + 3 H2O = 2(NH4)4[UO2(CO3)3] + 6 NH4OH
BF3 + NH3 = BN + HF =>
BF3 + NH3 = BN + 3 HF
C17H35COOH + O2 = C + H2O =>
C17H35COOH + 8 O2 = 18 C + 18 H2O
HCIO4 + Fe(OH)2 = Fe(CIO4)2 + H2O =>
2 HCIO4 + Fe(OH)2 = Fe(CIO4)2 + 2 H2O
K2S + Al2(SO4)3 = K2S(SO4)3 + Al2 =>
K2S + Al2(SO4)3 = K2S(SO4)3 + Al2
PbS + NaOH = Pb(OH)2 + Na2S =>
PbS + 2 NaOH = Pb(OH)2 + Na2S
V + HNO3 = V(NO3)2 + NO + H2O =>
3 V + 8 HNO3 = 3 V(NO3)2 + 2 NO + 4 H2O
HCIO4 + Fe(OH)2 = Fe(CIO4)2 + H2O =>
2 HCIO4 + Fe(OH)2 = Fe(CIO4)2 + 2 H2O
MnCO3KClO = MnO2KClCO2 =>
MnCO3KClO = MnO2KClCO2
MnBr2 + Na2CO3 = MnCO3 + NaBr =>
MnBr2 + Na2CO3 = MnCO3 + 2 NaBr
NaCl + BeF2 = BeCl2 + NaF =>
2 NaCl + BeF2 = BeCl2 + 2 NaF
CaCO3 + HCl = CO2 + CaCl2 + H2O =>
CaCO3 + 2 HCl = CO2 + CaCl2 + H2O
MnCl2 + Na2CO3 = MnCO3 + NaCl =>
MnCl2 + Na2CO3 = MnCO3 + 2 NaCl
C6H6O3 + O2 = CO2 + H2O =>
C6H6O3 + 6 O2 = 6 CO2 + 3 H2O
Al2(SO3)3 + NaOH = Al(OH)3 + Na2SO3 =>
Al2(SO3)3 + 6 NaOH = 2 Al(OH)3 + 3 Na2SO3
NaF + PbO = Na2O + PbF2 =>
2 NaF + PbO = Na2O + PbF2
SO2 + O2 = SO3 =>
2 SO2 + O2 = 2 SO3
SnCl2(aq) + KIO3(aq) + HCl(aq) = I2 + SnCl4(aq) + KCl2(aq) + H2O(l) =>
4 SnCl2(aq) + 2 KIO3(aq) + 12 HCl(aq) = I2 + 4 SnCl4(aq) + 2 KCl2(aq) + 6 H2O(l)
Sb + N = SbN =>
Sb + N = SbN
NH4Cl + CaOH = NH3 + H2O + CaCl =>
NH4Cl + CaOH = NH3 + H2O + CaCl
CH2O + H2 = CH3OH =>
CH2O + H2 = CH3OH
MgCl2NaNO3 = MgNO3NaCl2 =>
MgCl2NaNO3 = MgNO3NaCl2
Fe + Cl2 = FeCl3 =>
2 Fe + 3 Cl2 = 2 FeCl3
Mg2Cl2(s) + H2O(l) = Mg2O(s) + HCl(g) =>
Mg2Cl2(s) + H2O(l) = Mg2O(s) + 2 HCl(g)
HNO3 + KOH = KNO3 + H2O =>
HNO3 + KOH = KNO3 + H2O
CS2 + KMnO4 + KOH = K2CO3 + K2SO3 + MnO2 + H2O =>
CS2 + 4 KMnO4 + 2 KOH = K2CO3 + 2 K2SO3 + 4 MnO2 + H2O
Al + K2Cr2O7 + KOH + H2O = K3[Al(OH)6] + K3[Cr(OH)6] =>
2 Al + K2Cr2O7 + 10 KOH + 7 H2O = 2 K3[Al(OH)6] + 2 K3[Cr(OH)6]
CuSO4 + Fe = Cu + FeSO4 =>
CuSO4 + Fe = Cu + FeSO4
CoSO4 + NaOH = Co(OH)2 + Na2SO4 =>
CoSO4 + 2 NaOH = Co(OH)2 + Na2SO4
H2S2O4 + H2O = H2SO4 + H2S =>
4 H2S2O4 + 4 H2O = 5 H2SO4 + 3 H2S
Fe2O3 + CO = Fe + CO2 =>
Fe2O3 + 3 CO = 2 Fe + 3 CO2
HNO3 + KOH = KNO3 + H2O =>
HNO3 + KOH = KNO3 + H2O
Zn + HCl = ZnCl2 + H2 =>
Zn + 2 HCl = ZnCl2 + H2
Na2CO3 + CaCl2 = Na2Cl2 + CaCO3 =>
Na2CO3 + CaCl2 = Na2Cl2 + CaCO3
Cu(NO3)2 + Na2SO3 = Cu(SO3) + NaNO3 =>
Cu(NO3)2 + Na2SO3 = Cu(SO3) + 2 NaNO3
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| Équations équilibrées la veille | Équations équilibrées le lendemain |
Équations équilibrées sur11/16/24
Équations équilibrées sur12/16/23
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