| Équations équilibrées la veille | Équations équilibrées le lendemain |
2 Na4C + 4 CaCl2 = Ca4C2 + 8 NaCl
C8H8O2 + O2 = CO2 + H2O =>
C8H8O2 + 9 O2 = 8 CO2 + 4 H2O
Ai(OH)3 + H2Co3 = Ai2(Co3)3 + H2O =>
2 Ai(OH)3 + 3 H2Co3 = Ai2(Co3)3 + 6 H2O
H2 + OH = H2(OH)2 =>
H2 + 2 OH = H2(OH)2
Zn + NH3 + H2O = Zn(OH)2 + NH4 =>
Zn + 2 NH3 + 2 H2O = Zn(OH)2 + 2 NH4
HOCl + Fe2O3 = FeCl2 + O2 + H2 =>
8 HOCl + 2 Fe2O3 = 4 FeCl2 + 7 O2 + 4 H2
NaHCO3 + C6H8O7 = CO2 + H2O + Na3C5O7 =>
6 NaHCO3 + C6H8O7 = 2 CO2 + 7 H2O + 2 Na3C5O7
Mg(HCO3)2 + Ca(OH)2 = Ca(HCO3)2 + Mg(OH)2 =>
Mg(HCO3)2 + Ca(OH)2 = Ca(HCO3)2 + Mg(OH)2
C25H30N3Cl(aq) + OH(aq) = C25H31ON3(aq) + Cl(aq) =>
C25H30N3Cl(aq) + OH(aq) = C25H31ON3(aq) + Cl(aq)
HCI + KOH = KCI + H2O =>
HCI + KOH = KCI + H2O
KMnO4 = K2O + MnO + O2 =>
4 KMnO4 = 2 K2O + 4 MnO + 5 O2
C3H6(OH)2 + O2 = C + H2O =>
C3H6(OH)2 + O2 = 3 C + 4 H2O
CuBr2 + Ag2SO4 = CuSO4 + Ag2Br2 =>
CuBr2 + Ag2SO4 = CuSO4 + Ag2Br2
Ca(CH3COO)2 + Na3PO4 = Ca3(PO4)2 + Na(CH3COO) =>
3 Ca(CH3COO)2 + 2 Na3PO4 = Ca3(PO4)2 + 6 Na(CH3COO)
C2H5NO2 + NaOH = NH2CH2COONa + H2O =>
C2H5NO2 + NaOH = NH2CH2COONa + H2O
Na2CO3 + MgSO4 + H2O = Na2SO4 + MgCO3Mg(OH)2 + CO2 =>
2 Na2CO3 + 2 MgSO4 + H2O = 2 Na2SO4 + MgCO3Mg(OH)2 + CO2
Mg + (PO4)2 = Mg2PO4 =>
4 Mg + (PO4)2 = 2 Mg2PO4
NH4OH + H2C2O4 = (NH4)2C2O4 + H2O =>
2 NH4OH + H2C2O4 = (NH4)2C2O4 + 2 H2O
CS2 + O2 = CO2 + SO2 =>
CS2 + 3 O2 = CO2 + 2 SO2
K4[Fe(CN)6] + H2SO4 + K2Cr2O7 = K3[Fe(CN)6] + K2SO4 + Cr2(SO4)3 + H2O =>
6 K4[Fe(CN)6] + 7 H2SO4 + K2Cr2O7 = 6 K3[Fe(CN)6] + 4 K2SO4 + Cr2(SO4)3 + 7 H2O
NCl3 + O2 = N2O10 + Cl2 =>
2 NCl3 + 5 O2 = N2O10 + 3 Cl2
K2Cr2O7 + ZnI2 + H2SO4 = K2SO4 + Cr2(SO4)3 + ZnSO4 + I2 + H2O =>
K2Cr2O7 + 3 ZnI2 + 7 H2SO4 = K2SO4 + Cr2(SO4)3 + 3 ZnSO4 + 3 I2 + 7 H2O
Na(HCO3) + H2SO4 = Na2SO4 + HHCO3 =>
2 Na(HCO3) + H2SO4 = Na2SO4 + 2 HHCO3
HCI + KOH = HCIKOH =>
HCI + KOH = HCIKOH
As2O3 + Zn + H2SO4 = AsH3 + ZnSO4 + H2O =>
As2O3 + 6 Zn + 6 H2SO4 = 2 AsH3 + 6 ZnSO4 + 3 H2O
HC2H3O2(aq) + Ca(OH)2(aq) = Ca(C2H3O2)2(aq) + H2O(l) =>
2 HC2H3O2(aq) + Ca(OH)2(aq) = Ca(C2H3O2)2(aq) + 2 H2O(l)
Na2(SO4) + Cr(NO3)5 = Cr2(SO4)5 + Na(NO3) =>
5 Na2(SO4) + 2 Cr(NO3)5 = Cr2(SO4)5 + 10 Na(NO3)
CaCO3(s) + HCl = CaCl2 + CO2(g) + H2O =>
CaCO3(s) + 2 HCl = CaCl2 + CO2(g) + H2O
Co2 + S = CoS =>
Co2 + 2 S = 2 CoS
C2H8 + H2O = CO2 + H2 =>
C2H8 + 4 H2O = 2 CO2 + 8 H2
Na2OH(aq) + H2S(g) = Na2S(aq) + H3O(l) =>
Na2OH(aq) + H2S(g) = Na2S(aq) + H3O(l)
CaCl2 + KOH + KMnO4 = Ca(ClO3)2 + K2MnO4 + H2O =>
CaCl2 + 12 KOH + 12 KMnO4 = Ca(ClO3)2 + 12 K2MnO4 + 6 H2O
HC4H7O2 + H2O = C4H7O2{-} + H3O{+} =>
HC4H7O2 + H2O = C4H7O2{-} + H3O{+}
Hg{2+} + NaOH = Hg(OH){2} + Na =>
Hg{2+} + NaOH = Hg(OH){2} + Na
Pb(OH)2 + HNO3 = Pb(NO3)2 + H2O =>
Pb(OH)2 + 2 HNO3 = Pb(NO3)2 + 2 H2O
Fe3O4(s) + O2(g) = Fe2O3(s) =>
4 Fe3O4(s) + O2(g) = 6 Fe2O3(s)
CaH2 + HOH = Ca(O2)2 + H2 =>
CaH2 + 4 HOH = Ca(O2)2 + 5 H2
La(NO3)3 + Ni(NO3)2 + Mg(NO3)2 + C2H5NO2 = La400Ni291Mg9O1000 + H2O + N2 + CO2 =>
3600 La(NO3)3 + 2619 Ni(NO3)2 + 81 Mg(NO3)2 + 8800 C2H5NO2 = 9 La400Ni291Mg9O1000 + 22000 H2O + 12500 N2 + 17600 CO2
Pb(OH)2 + HNO3 = Pb(NO3)2 + H2O =>
Pb(OH)2 + 2 HNO3 = Pb(NO3)2 + 2 H2O
Cl2 + NaBr = NaCl + Br2 =>
Cl2 + 2 NaBr = 2 NaCl + Br2
Zn(OH)2 + NaNO3 = Zn5(OH)8(NO3)2 + NaOH =>
5 Zn(OH)2 + 2 NaNO3 = Zn5(OH)8(NO3)2 + 2 NaOH
Na + KCI = NaCI + K =>
Na + KCI = NaCI + K
Cu(NO3)2 + NH3*H2O = [Cu(NH3)4](NO3)2 + H2O =>
Cu(NO3)2 + 4 NH3*H2O = [Cu(NH3)4](NO3)2 + 4 H2O
Na3BO3 = Na3 + BO3 =>
Na3BO3 = Na3 + BO3
NaNO3 + Ba(NO3)2 = Na(NO3)2 + BaNO3 =>
NaNO3 + Ba(NO3)2 = Na(NO3)2 + BaNO3
FeS + MgNO3 = FeNO3 + MgS =>
FeS + MgNO3 = FeNO3 + MgS
FeBr3 + NaHCO3 = NaBr + Fe(OH)3 + CO2 =>
FeBr3 + 3 NaHCO3 = 3 NaBr + Fe(OH)3 + 3 CO2
Al2(SO4)3 + Ca(OH)2 = Al(OH)3 + (SO4)Ca =>
Al2(SO4)3 + 3 Ca(OH)2 = 2 Al(OH)3 + 3(SO4)Ca
C19H16O + HBr = C19H15Br + H2O =>
C19H16O + HBr = C19H15Br + H2O
KMg3(AlSi3O10)(OH)2 + KAl2(AlSi3O10)(OH)2 + SiO2 = Mg2Al4Si5O18 + KAlSi3O8 + H2O =>
2 KMg3(AlSi3O10)(OH)2 + 6 KAl2(AlSi3O10)(OH)2 + 15 SiO2 = 3 Mg2Al4Si5O18 + 8 KAlSi3O8 + 8 H2O
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| Équations équilibrées la veille | Équations équilibrées le lendemain |
Équations équilibrées sur08/20/24
Équations équilibrées sur09/19/23
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