| Équations équilibrées la veille | Équations équilibrées le lendemain |
Ca(ClO3)2 = CaCl2 + 3 O2
CuBr2 + Zn = Cu + ZnBr2 =>
CuBr2 + Zn = Cu + ZnBr2
H2O + MnO4({-}) + Ni = MnO2 + NiO + OH({-}) =>
H2O + 2 MnO4({-}) + 3 Ni = 2 MnO2 + 3 NiO + 2 OH({-})
AgNO3 + H2S = Ag2S + HNO3 =>
2 AgNO3 + H2S = Ag2S + 2 HNO3
NaOH + Ca(OH)2 + H3PO4 = NaCaPO4 + H2O =>
NaOH + Ca(OH)2 + H3PO4 = NaCaPO4 + 3 H2O
NiO(OH) + S + OH{-} + H2O = Ni(OH)2 + SO4{2-} =>
6 NiO(OH) + S + 2 OH{-} + 2 H2O = 6 Ni(OH)2 + SO4{2-}
KMnO4 + C5H7O2 = Mn(C5H7O2)3 + CO2 + H2O + KOH =>
23 KMnO4 + 76 C5H7O2 = 23 Mn(C5H7O2)3 + 35 CO2 + 13 H2O + 23 KOH
NaOH(aq) + C8H5KO4(g) = NaC8H4KO4(aq) + H2O(l) =>
NaOH(aq) + C8H5KO4(g) = NaC8H4KO4(aq) + H2O(l)
Au(CN)2(aq) + Zn(s) = Au(s) + Zn(CN)2(aq) =>
Au(CN)2(aq) + Zn(s) = Au(s) + Zn(CN)2(aq)
NH4OH + NO2 = NH4NO2 + H2O =>
8 NH4OH + 6 NO2 = 7 NH4NO2 + 6 H2O
C9H12 + KMnO4 + H2SO4 = C9H6O6 + K2SO4 + MnSO4 + H2O =>
5 C9H12 + 18 KMnO4 + 27 H2SO4 = 5 C9H6O6 + 9 K2SO4 + 18 MnSO4 + 42 H2O
MnO2 + Al = Al2O3 + Mn =>
3 MnO2 + 4 Al = 2 Al2O3 + 3 Mn
Na + OH + HCl = NaCl + H2O =>
Na + OH + HCl = NaCl + H2O
N2 + HCl = NH3 + Cl2 =>
N2 + 6 HCl = 2 NH3 + 3 Cl2
C10H22(l) + O2(g) = CO2(g) + H2O(g) =>
2 C10H22(l) + 31 O2(g) = 20 CO2(g) + 22 H2O(g)
NiCl2 + K4Fe(CN)6 = Ni2Fe(CN)6 + KCl =>
2 NiCl2 + K4Fe(CN)6 = Ni2Fe(CN)6 + 4 KCl
Na2S + Al2(SO4)3 + H2O = Al(OH)3 + H2S + Na2SO4 =>
3 Na2S + Al2(SO4)3 + 6 H2O = 2 Al(OH)3 + 3 H2S + 3 Na2SO4
Na2CO3 + Pb(NO3)2 = Na(NO3) + PbCO3 =>
Na2CO3 + Pb(NO3)2 = 2 Na(NO3) + PbCO3
Al + HNO3 = Al(NO3)3 + NO2 + H2O =>
Al + 6 HNO3 = Al(NO3)3 + 3 NO2 + 3 H2O
HNO2 + AlOH3 = NH3 + AlO2 + H2O =>
5 HNO2 + 6 AlOH3 = 5 NH3 + 6 AlO2 + 4 H2O
VOSO4 + Zn + H2SO4 = ZnSO4 + V + H2O =>
VOSO4 + 2 Zn + H2SO4 = 2 ZnSO4 + V + H2O
Cu + HNO = H + CuNO =>
Cu + HNO = H + CuNO
AsH3 + AgNO3 + H2O = As4O6 + Ag + HNO3 =>
4 AsH3 + 24 AgNO3 + 6 H2O = As4O6 + 24 Ag + 24 HNO3
C4H8 + Cl = C4H8Cl2 =>
C4H8 + 2 Cl = C4H8Cl2
Co + HCl = CoCl2 + H2 =>
Co + 2 HCl = CoCl2 + H2
[Ag(NH3)2]OH + KI = AgI + KOH + NH3 =>
[Ag(NH3)2]OH + KI = AgI + KOH + 2 NH3
Ag2S + KCN = KAg(CN)2 + K2S =>
Ag2S + 4 KCN = 2 KAg(CN)2 + K2S
CuBr + Br2 + HNO3 = Cu(NO3)2 + HBr =>
2 CuBr + Br2 + 4 HNO3 = 2 Cu(NO3)2 + 4 HBr
Sn(MnO4)2 + Pb(SiO3)2 = SnSiO3 + Pb(MnO4)4 =>
2 Sn(MnO4)2 + Pb(SiO3)2 = 2 SnSiO3 + Pb(MnO4)4
Al + MgSO3 = Al2(SO3)3 + Mg =>
2 Al + 3 MgSO3 = Al2(SO3)3 + 3 Mg
MgCl2 + B = BCl3 + Mg =>
3 MgCl2 + 2 B = 2 BCl3 + 3 Mg
NaOH + KHSO4 = KSO4Na + H2O =>
NaOH + KHSO4 = KSO4Na + H2O
Be + AgCl = BeCl + Ag =>
Be + AgCl = BeCl + Ag
Al{2+}CO{3+} + C = Al + C{2+} =>
Al{2+}CO{3+} + C = Al + C{2+}
O{-2} = O2 + e =>
2 O{-2} = O2 + 4e
C2H6O + K2Cr2O7 + H2SO4 = CH3COOH + K2SO4 + H2O + Cr2(SO4)3 =>
3 C2H6O + 2 K2Cr2O7 + 8 H2SO4 = 3 CH3COOH + 2 K2SO4 + 11 H2O + 2 Cr2(SO4)3
Fe2O3 + CO2 = Fe2(CO3)3 =>
Fe2O3 + 3 CO2 = Fe2(CO3)3
NH4NO2 + NaPO4 = NH4PO4 + NaNO2 =>
NH4NO2 + NaPO4 = NH4PO4 + NaNO2
Al2(SO4)3 + BaCl = Al2Cl + Ba(SO4)3 =>
Al2(SO4)3 + BaCl = Al2Cl + Ba(SO4)3
Br2 + NaOH = NaBrO + NaBr + H2O =>
Br2 + 2 NaOH = NaBrO + NaBr + H2O
CrBr2(aq) + Na2CO3(aq) = CrCO3(s) + NaBr(aq) =>
CrBr2(aq) + Na2CO3(aq) = CrCO3(s) + 2 NaBr(aq)
BaCO3 + CH3COOH = Ba(CH3COOH)2 + CO2 + H2O =>
4 BaCO3 + 9 CH3COOH = 4 Ba(CH3COOH)2 + 6 CO2 + 2 H2O
CHOS + O2 = CO2 + SO2 + H2O =>
4 CHOS + 7 O2 = 4 CO2 + 4 SO2 + 2 H2O
Ni3 + FeSO4 = NiSO4 + Fe =>
Ni3 + 3 FeSO4 = 3 NiSO4 + 3 Fe
NaVO3 + H2S + HCl = VOCl2 + S + NaCl + H2O =>
2 NaVO3 + H2S + 6 HCl = 2 VOCl2 + S + 2 NaCl + 4 H2O
H2SO4 + KI = K2SO4 + K2S + I + H2O =>
4 H2SO4 + 8 KI = 3 K2SO4 + K2S + 8 I + 4 H2O
Na + OH + HCl = NaCl + H2O =>
Na + OH + HCl = NaCl + H2O
Cr(s) + HCl(aq) = CrCl2(aq) + H2(g) =>
Cr(s) + 2 HCl(aq) = CrCl2(aq) + H2(g)
CuSO4 + NaOH + SO2 = Cu2O + Na2SO4 + H2O =>
2 CuSO4 + 6 NaOH + SO2 = Cu2O + 3 Na2SO4 + 3 H2O
HF + Ag = HFAg =>
HF + Ag = HFAg
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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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