| Équations équilibrées la veille | Équations équilibrées le lendemain |
AgNo3(aq) + NaOH = AgOH + NaNo3(aq)
Cr(OH)3 + HNO2 = Cr(OH)2NO2 + H2O =>
Cr(OH)3 + HNO2 = Cr(OH)2NO2 + H2O
KHS + HCl = KCl + H2S =>
KHS + HCl = KCl + H2S
H3COOH(aq) + NaOH(aq) = H3COONa(aq) + H2O(l) =>
H3COOH(aq) + NaOH(aq) = H3COONa(aq) + H2O(l)
CH3OH + CH3COOH = C3H6O2 + H2O =>
CH3OH + CH3COOH = C3H6O2 + H2O
Na2B4O7 + BaCl2 + H2O = Ba(BO2)2 + H3BO3 + NaCl =>
Na2B4O7 + BaCl2 + 3 H2O = Ba(BO2)2 + 2 H3BO3 + 2 NaCl
ZrO2 + Na = Zr + Na2O =>
ZrO2 + 4 Na = Zr + 2 Na2O
Cr2O72{-} + H2C2O4 + H{+} = Cr3{+} + CO2 + H2O =>
6 Cr2O72{-} + 427 H2C2O4 + 10 H{+} = 4 Cr3{+} + 854 CO2 + 432 H2O
AgNO3 + K = KNO3 + Ag =>
AgNO3 + K = KNO3 + Ag
CHCl3 + Cl2 = CCl3 + HCl =>
2 CHCl3 + Cl2 = 2 CCl3 + 2 HCl
CuI2 = Cu2 + I =>
2 CuI2 = Cu2 + 4 I
NH4HCO3(s) = NH3(g) + CO2(g) + H2O(g) =>
NH4HCO3(s) = NH3(g) + CO2(g) + H2O(g)
Sn(SO4)2 + Ba(OH)2 = Sn(OH)4 + BaSO4 =>
Sn(SO4)2 + 2 Ba(OH)2 = Sn(OH)4 + 2 BaSO4
Eu + HF = EuF3 + H2 =>
2 Eu + 6 HF = 2 EuF3 + 3 H2
C2H5Cl + CH3Cl + Na = C3H8 + NaCl =>
C2H5Cl + CH3Cl + 2 Na = C3H8 + 2 NaCl
KMnO4 + HCl + FeSO4 = KCl + MnSO4 + FeCl3 + Cl2 + H2O =>
KMnO4 + 8 HCl + FeSO4 = KCl + MnSO4 + FeCl3 + 2 Cl2 + 4 H2O
BaCl2 + K2Cr2O7 + CH3COONa + H2O = BaCrO4 + KCl + Na2CrO4 + CH3COOH =>
BaCl2 + K2Cr2O7 + 2 CH3COONa + H2O = BaCrO4 + 2 KCl + Na2CrO4 + 2 CH3COOH
MgO + Ba(NO3)2 = Mg(NO3)2 + BaO =>
MgO + Ba(NO3)2 = Mg(NO3)2 + BaO
Ca3P2 + KMnO4 + H2O = Ca3(PO4)2 + MnO2 + KOH =>
3 Ca3P2 + 16 KMnO4 + 8 H2O = 3 Ca3(PO4)2 + 16 MnO2 + 16 KOH
Na2BeO2 = Na + Be + O2 =>
Na2BeO2 = 2 Na + Be + O2
KMnO4 + NaSO3 + H2SO4 = MnSO4 + NaSO4 + H2O + K2SO4 =>
2 KMnO4 + 5 NaSO3 + 3 H2SO4 = 2 MnSO4 + 5 NaSO4 + 3 H2O + K2SO4
Mg(NO3)2 + KMnO4 = Mg(MnO4)2 + KNO3 =>
Mg(NO3)2 + 2 KMnO4 = Mg(MnO4)2 + 2 KNO3
H2MnO4 + Ca(OH)2 = CaMnO4 + H2O =>
H2MnO4 + Ca(OH)2 = CaMnO4 + 2 H2O
NH4HSO4 + H2O = NH4OH + H2SO4 =>
NH4HSO4 + H2O = NH4OH + H2SO4
AlCu + HCl = AlCl3 + CuCl2 + H2 =>
2 AlCu + 10 HCl = 2 AlCl3 + 2 CuCl2 + 5 H2
NO2 = O2 + N2 =>
2 NO2 = 2 O2 + N2
NH4NO3 + Al2(SO4)3 = (NH4)2SO4 + Al(NO3)3 =>
6 NH4NO3 + Al2(SO4)3 = 3(NH4)2SO4 + 2 Al(NO3)3
BaOH + H2 = Ba + H2O =>
2 BaOH + H2 = 2 Ba + 2 H2O
N2O5 + H2SO4 = H2SO9 + N2 =>
N2O5 + H2SO4 = H2SO9 + N2
Ba11Ti10O31 = Ba2TiO4 + Ba6Ti17O40 =>
28 Ba11Ti10O31 = 127 Ba2TiO4 + 9 Ba6Ti17O40
H2S + NaOH = Na2S + H2O =>
H2S + 2 NaOH = Na2S + 2 H2O
C6H5COOH + O2 = CO2 + H2O2 =>
C6H5COOH + 9 O2 = 7 CO2 + 3 H2O2
HNO3 + O2 = HNO4 =>
2 HNO3 + O2 = 2 HNO4
Eu2O3 + H2S = EuS + H2O + S =>
Eu2O3 + 3 H2S = 2 EuS + 3 H2O + S
Fe(OH)3 + H2SO4 = Fe(HSO4)3 + H2O =>
Fe(OH)3 + 3 H2SO4 = Fe(HSO4)3 + 3 H2O
()CH4 + O2 = CO2 + H2O =>
()CH4 + 2 O2 = CO2 + 2 H2O
CdCl2 + CS(NH2)2 = [Cd(CSN2H4)4]Cl2 =>
CdCl2 + 4 CS(NH2)2 = [Cd(CSN2H4)4]Cl2
Na2S + Cr2(SO4)3 = Na2(SO4) + Cr2S3 =>
3 Na2S + Cr2(SO4)3 = 3 Na2(SO4) + Cr2S3
Mg(OH)2 + HF = MgF2 + H2O =>
Mg(OH)2 + 2 HF = MgF2 + 2 H2O
Cu3(PO4)2 + CaCl = Ca3(PO4)2 + CuCl =>
Cu3(PO4)2 + 3 CaCl = Ca3(PO4)2 + 3 CuCl
PBr3 + H2O + Cl2 = H3PO4 + HCl + HBr =>
PBr3 + 4 H2O + Cl2 = H3PO4 + 2 HCl + 3 HBr
Si + HNO3 = Si(NO3)2 + H2 =>
Si + 2 HNO3 = Si(NO3)2 + H2
FeCl3 + KCNS = Fe(CNS) + KCl3 =>
FeCl3 + KCNS = Fe(CNS) + KCl3
GaF3 + I2 = GaI3 + F2 =>
2 GaF3 + 3 I2 = 2 GaI3 + 3 F2
NH3 + CuO = Cu + H2O + N =>
2 NH3 + 3 CuO = 3 Cu + 3 H2O + 2 N
FeCl3 + KCNS = Fe(CNS) + KCl3 =>
FeCl3 + KCNS = Fe(CNS) + KCl3
ZnBr2 + AgNO3 = Zn(NO3)2 + AgBr =>
ZnBr2 + 2 AgNO3 = Zn(NO3)2 + 2 AgBr
CuO + NH4Cl = Cu + CuCl2 + H2O + N2 =>
4 CuO + 2 NH4Cl = 3 Cu + CuCl2 + 4 H2O + N2
KHS + HCl = KCl + H2S =>
KHS + HCl = KCl + H2S
H2O + SO2 = H2SO4 + S =>
2 H2O + 3 SO2 = 2 H2SO4 + S
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| Équations équilibrées la veille | Équations équilibrées le lendemain |
Équations équilibrées sur11/24/24
Équations équilibrées sur12/24/23
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