| Équations équilibrées la veille | Équations équilibrées le lendemain |
3 HSO3{-} + Cr2O7{2-} + 8 H{+} = 3 HSO4{-} + 2 Cr{3+} + 4 H2O
C6H8O7 + OH = CO2 + H2O =>
C6H8O7 + 18 OH = 6 CO2 + 13 H2O
FeSO4 + HNO3 = Fe(NO3)3 + H2SO4 + NO + H2O =>
3 FeSO4 + 10 HNO3 = 3 Fe(NO3)3 + 3 H2SO4 + NO + 2 H2O
AlH4{-} + H2CO + H2O = Al3{+} + CH3OH + OH{-} =>
3 AlH4{-} + 8 H2CO + 4 H2O = Al3{+} + 8 CH3OH + 4 OH{-}
KOH(aq) + H3PO4(aq) = K3PO4(aq) + H2O(l) =>
3 KOH(aq) + H3PO4(aq) = K3PO4(aq) + 3 H2O(l)
C2H5OH = C + H2 + O2 =>
2 C2H5OH = 4 C + 6 H2 + O2
CoCl2 + NH4Cl + NH4OH + H2O2 = (Co(NH3)6)Cl3 + H2O =>
2 CoCl2 + 2 NH4Cl + 10 NH4OH + H2O2 = 2(Co(NH3)6)Cl3 + 12 H2O
NH3 + P2O5 + H2O = [NH4]2HPO4 =>
4 NH3 + P2O5 + 3 H2O = 2[NH4]2HPO4
Cu + AgNO3(aq) = Cu(NO3)2(aq) + Ag(s) =>
Cu + 2 AgNO3(aq) = Cu(NO3)2(aq) + 2 Ag(s)
HCl + KMnO4 + Fe = MnCl3 + KCl + H2O + FeCl3 =>
24 HCl + 3 KMnO4 + 4 Fe = 3 MnCl3 + 3 KCl + 12 H2O + 4 FeCl3
Pb + KOH + H2O = K4[Pb(OH)6] + H2 =>
Pb + 4 KOH + 2 H2O = K4[Pb(OH)6] + H2
AlCl3(aq) + NaOH = Al(OH)3(s) + NaCl(aq) =>
AlCl3(aq) + 3 NaOH = Al(OH)3(s) + 3 NaCl(aq)
K(s) + HBr(aq) = KBr(aq) + H(l) =>
K(s) + HBr(aq) = KBr(aq) + H(l)
Al2O3 + OH{-} + H2O = [Al(OH)4]{-} =>
Al2O3 + 2 OH{-} + 3 H2O = 2[Al(OH)4]{-}
Si(OH)4 = Si + (OH) =>
Si(OH)4 = Si + 4(OH)
Cl{-} + H2O = HCl + OH{-} =>
Cl{-} + H2O = HCl + OH{-}
Ag + NiSO4 = Ag2SO4 + Ni =>
2 Ag + NiSO4 = Ag2SO4 + Ni
C8H18 + NO2 = H2O + CO2 + N2 =>
4 C8H18 + 50 NO2 = 36 H2O + 32 CO2 + 25 N2
Cu(NO3)2 + Na2Cr2O7 = CuCr2O7 + Na2(NO3)2 =>
Cu(NO3)2 + Na2Cr2O7 = CuCr2O7 + Na2(NO3)2
Fe + CO = Fe(CO)6 =>
Fe + 6 CO = Fe(CO)6
Cr2O3 + NO3{-} + OH{-} = CrO4{2-} + NO + H2O =>
Cr2O3 + 2 NO3{-} + 2 OH{-} = 2 CrO4{2-} + 2 NO + H2O
Cu + HCl = CuCl2 + H2 =>
Cu + 2 HCl = CuCl2 + H2
C2H5OH + CH3COOH = C4H8O2 + H2O =>
C2H5OH + CH3COOH = C4H8O2 + H2O
Mg(NO3)2 = MgO + NO2 + O2 =>
2 Mg(NO3)2 = 2 MgO + 4 NO2 + O2
Fe + CH3COOH = Fe(CH3COO)3 + H2 =>
2 Fe + 6 CH3COOH = 2 Fe(CH3COO)3 + 3 H2
Ba(OH)2 + P2O5 = BaHPO4 + H2O =>
2 Ba(OH)2 + P2O5 = 2 BaHPO4 + H2O
Cr3{+} + H2O2 + OH{-} = CrO42{-} + H2O =>
Cr3{+} + 124 H2O2 + 4 OH{-} = 3 CrO42{-} + 126 H2O
C10H7OH + NaOH = C10H7NaO + H2O =>
C10H7OH + NaOH = C10H7NaO + H2O
Fe + ClO4{-} + H{+} = Fe{3+} + Cl{-} + H2O =>
8 Fe + 3 ClO4{-} + 24 H{+} = 8 Fe{3+} + 3 Cl{-} + 12 H2O
Ba + HCI = BaCI + H =>
Ba + HCI = BaCI + H
H2 + S = H2S =>
H2 + S = H2S
N2O3 + H2O = HNO2 =>
N2O3 + H2O = 2 HNO2
Mn4 = Mn2 =>
Mn4 = 2 Mn2
FeCl3(aq) + NaOH(aq) = Fe(OH)3 + NaCl(aq) =>
FeCl3(aq) + 3 NaOH(aq) = Fe(OH)3 + 3 NaCl(aq)
Fe + KOH = FeO + K + H2O =>
Fe + 2 KOH = FeO + 2 K + H2O
C2H5COOH + K2CO3 = KC2H5COO + CO2 + H2O =>
2 C2H5COOH + K2CO3 = 2 KC2H5COO + CO2 + H2O
HCOOH + LiOH = LiHCOO + H2O =>
HCOOH + LiOH = LiHCOO + H2O
Br2 + NH4I = (NH4)2Br + I2 =>
Br2 + 4 NH4I = 2(NH4)2Br + 2 I2
[Ag(NH3)2]NO3 + KCN = AgCN + KNO3 + NH3 =>
[Ag(NH3)2]NO3 + KCN = AgCN + KNO3 + 2 NH3
CN{-} + OH{-} = CNO{-} + H2O + e =>
CN{-} + 2 OH{-} = CNO{-} + H2O + 2e
NaBr + Cu(NO3)2 = Na(NO3) + CuBr2 =>
2 NaBr + Cu(NO3)2 = 2 Na(NO3) + CuBr2
W + O2 = WO2 =>
W + O2 = WO2
S + N2O = SO2 + N2 =>
S + 2 N2O = SO2 + 2 N2
BaSO4 + KOH = Ba(OH)2 + K2SO4 =>
BaSO4 + 2 KOH = Ba(OH)2 + K2SO4
Al(OH)3 + CO = Al2(CO2)3 + H2O =>
2 Al(OH)3 + 3 CO = Al2(CO2)3 + 3 H2O
C15H31COONa + H2O = C15H31COOH + NaOH =>
C15H31COONa + H2O = C15H31COOH + NaOH
CO3{2-} + H3O{+} = H2CO3 + H2O =>
CO3{2-} + 2 H3O{+} = H2CO3 + 2 H2O
(NH4)2Fe(SO4)2 + BaCl2 = (NH4)Cl + BaFe(SO4)2 =>
(NH4)2Fe(SO4)2 + BaCl2 = 2(NH4)Cl + BaFe(SO4)2
HCl + C14H14N3NaO3S = H(N3)Na(O3)S + C14H14Cl =>
HCl + C14H14N3NaO3S = H(N3)Na(O3)S + C14H14Cl
Cu + HNO3(concentrado) = Cu(NO3)2 + H2 =>
Cu + 2 HNO3(concentrado) = Cu(NO3)2 + H2
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| Équations équilibrées la veille | Équations équilibrées le lendemain |
Équations équilibrées sur10/22/24
Équations équilibrées sur11/21/23
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