| Équations équilibrées la veille | Équations équilibrées le lendemain |
2 CoCl2 + 2 NH4Cl + 10 NH3 + H2O2 = 2[Co(NH3)6]Cl3 + 2 HHO
S + O2 = S2O2 =>
2 S + O2 = S2O2
NaCl + CaCl2 = Cl2 + Na2Ca =>
2 NaCl + CaCl2 = 2 Cl2 + Na2Ca
Na3VO4 + CaCl2 = Ca3(VO4)2 + NaCl =>
2 Na3VO4 + 3 CaCl2 = Ca3(VO4)2 + 6 NaCl
K2CO3(aq) + Ca(NO3)2 = KNO3 + CaCO3 =>
K2CO3(aq) + Ca(NO3)2 = 2 KNO3 + CaCO3
KCl + PbCH3COO = PbCl2 + K + CH3COO =>
2 KCl + PbCH3COO = PbCl2 + 2 K + CH3COO
Cu(NH3)4 + NaBH4 + NaOH = Cu + B(OH)3 + NaNH3 + H2O =>
2 Cu(NH3)4 + NaBH4 + 7 NaOH = 2 Cu + B(OH)3 + 8 NaNH3 + 4 H2O
Pb(ClO4)2 + Ni = Ni(ClO4)2 + Pb =>
Pb(ClO4)2 + Ni = Ni(ClO4)2 + Pb
BaSO4 + MgO = MgSO4 + BaO =>
BaSO4 + MgO = MgSO4 + BaO
C2H5OH + Li = C2H5OLi + H2 =>
2 C2H5OH + 2 Li = 2 C2H5OLi + H2
Zn + MnO2 + H2O = Zn(OH)2 + Mn2O2 =>
2 Zn + 2 MnO2 + 2 H2O = 2 Zn(OH)2 + Mn2O2
Na3AsO4 + AgClO3 = AgAsO4 + Na3ClO3 =>
Na3AsO4 + AgClO3 = AgAsO4 + Na3ClO3
KOH + Cl = KCl + KClO3 + H2O =>
6 KOH + 6 Cl = 5 KCl + KClO3 + 3 H2O
AgNO3 + HSO4 = AgSO4 + HNO3 =>
AgNO3 + HSO4 = AgSO4 + HNO3
Fe + HSO4 = Fe{2+} + SO4{2-} + H2 =>
2 Fe + 2 HSO4 = 2 Fe{2+} + 2 SO4{2-} + H2
CaOHHN = CaNHOH =>
CaOHHN = CaNHOH
Cl + I{-} = Cl{-} + I2 =>
2 Cl + 2 I{-} = 2 Cl{-} + I2
Ca + Ga2(CO3)3 = Ca(CO3) + Ga =>
3 Ca + Ga2(CO3)3 = 3 Ca(CO3) + 2 Ga
AlCl3 + Na2S = Al2S3 + NaCl =>
2 AlCl3 + 3 Na2S = Al2S3 + 6 NaCl
CsOH + H3PO4 = Cs3PO4 + HOH =>
3 CsOH + H3PO4 = Cs3PO4 + 3 HOH
NaHCO2 + HCl = NaCl + H2CO2 =>
NaHCO2 + HCl = NaCl + H2CO2
MnO2 + KClO4 + KOH = KMnO4 + KCl2 + H2O =>
5 MnO2 + 2 KClO4 + 4 KOH = 5 KMnO4 + KCl2 + 2 H2O
HF + MgSO4 = HSO4 + MgF =>
HF + MgSO4 = HSO4 + MgF
CH3COOC2H5 + HClH2O = CH3COOH + C2H5OH + HCl =>
CH3COOC2H5 + HClH2O = CH3COOH + C2H5OH + HCl
Ba + Cl2 + H2SO4 = BaSO4 + HCl =>
Ba + Cl2 + H2SO4 = BaSO4 + 2 HCl
Ca(OH)2 + CaHPO4 + CO2 = Ca99(PO4)59(CO3)01(OH)15(CO3)02 + H2O =>
40 Ca(OH)2 + 59 CaHPO4 + 3 CO2 = Ca99(PO4)59(CO3)01(OH)15(CO3)02 + 62 H2O
HBr + NaOH = NaBr + H2O =>
HBr + NaOH = NaBr + H2O
K3PO4 + Mg(SO4) = K2SO4 + Mg3(PO4)2 =>
2 K3PO4 + 3 Mg(SO4) = 3 K2SO4 + Mg3(PO4)2
CO2 + (NH4)OH = C6H12O6 + HNO3 =>
6 CO2 + 3(NH4)OH = C6H12O6 + 3 HNO3
MnSO4(H2O) = MnSO4 + H2O =>
MnSO4(H2O) = MnSO4 + H2O
NO2 + H2O = HNO3 + HNO =>
4 NO2 + 2 H2O = 3 HNO3 + HNO
H2AsO4 + FeCl3 + H2O = FeAsO4 + HCl + O2 =>
4 H2AsO4 + 4 FeCl3 + 2 H2O = 4 FeAsO4 + 12 HCl + O2
KOH + Cl2 + MnO2 = KMnO4 + KCl + H2O =>
8 KOH + 3 Cl2 + 2 MnO2 = 2 KMnO4 + 6 KCl + 4 H2O
CO3{-} + NO3{-} + As2Se3 = AsO4{3-} + SeO4{2-} + NO2{-} + CO2 =>
12 CO3{-} + 8 NO3{-} + As2Se3 = 2 AsO4{3-} + 3 SeO4{2-} + 8 NO2{-} + 12 CO2
Ca2 + PO4 = Ca3O8P2 =>
3 Ca2 + 4 PO4 = 2 Ca3O8P2
Ca(H2Po4)2 + NaHCo3 = Na3Po4 + Ca3(Po4)2 + Co2 + H2 =>
3 Ca(H2Po4)2 + 12 NaHCo3 = 4 Na3Po4 + Ca3(Po4)2 + 18 Co2 + 12 H2
Mn2(CO3)3 + HF = H2CO3 + MnF3 =>
Mn2(CO3)3 + 6 HF = 3 H2CO3 + 2 MnF3
Ca + AlBr3 = Al + CaBr2 =>
3 Ca + 2 AlBr3 = 2 Al + 3 CaBr2
HI + HgCl2 = HgI2 + HCl =>
2 HI + HgCl2 = HgI2 + 2 HCl
B10H14 + O2 = B2O5 + H2O =>
B10H14 + 16 O2 = 5 B2O5 + 7 H2O
(NH4)2CO3(aq) + HNO3(aq) = (NH4)NO3(aq) + CO2(g) + H2O(l) =>
(NH4)2CO3(aq) + 2 HNO3(aq) = 2(NH4)NO3(aq) + CO2(g) + H2O(l)
CaCO3 + CO = CaC2 + O2 =>
CaCO3 + CO = CaC2 + 2 O2
P2F4 + HNO3 + H2O = N2O + H3PO4 + F{-} + H{+} =>
4 P2F4 + 6 HNO3 + 17 H2O = 3 N2O + 8 H3PO4 + 16 F{-} + 16 H{+}
K2Cr2O7 + NH3 = K2 + NH3Cr2O7 =>
K2Cr2O7 + NH3 = K2 + NH3Cr2O7
KHC2H4O8 + NaOH = KOH + NaHC2H4O8 =>
KHC2H4O8 + NaOH = KOH + NaHC2H4O8
Cr(NO2)2 + N2H8SO4 = CrSO4 + NH4NO2 =>
Cr(NO2)2 + N2H8SO4 = CrSO4 + 2 NH4NO2
Na + H4PO4 = Na3PO4 + H2 =>
3 Na + H4PO4 = Na3PO4 + 2 H2
Fe + S = Fe(ii)S =>
Fe + S = Fe(ii)S
H3PO3 + Cu = Cu(PO3)3 + H2 =>
6 H3PO3 + 2 Cu = 2 Cu(PO3)3 + 9 H2
H{+} + OH{-} = H2O =>
H{+} + OH{-} = H2O
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| Équations équilibrées la veille | Équations équilibrées le lendemain |
Équations équilibrées sur11/17/24
Équations équilibrées sur12/17/23
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