| Équations équilibrées la veille | Équations équilibrées le lendemain |
NH4NO2 = 2 N + 2 H2O
Fe + NaClO3 = FeO + NaCl =>
3 Fe + NaClO3 = 3 FeO + NaCl
H2O + H2C2O4 = H2CO3 + H =>
2 H2O + H2C2O4 = 2 H2CO3 + 2 H
Na2SiO3 + H2O = NaOH + SiO2 =>
Na2SiO3 + H2O = 2 NaOH + SiO2
Ca + O2 = CaO =>
2 Ca + O2 = 2 CaO
K2Cr2O7 + H2SO4 + (NH4)2SO4 = K2SO4 + NO + Cr2(SO4)3 + H2O =>
5 K2Cr2O7 + 17 H2SO4 + 3(NH4)2SO4 = 5 K2SO4 + 6 NO + 5 Cr2(SO4)3 + 29 H2O
S + OH{-} = S{2-} + (S2O3){2-} + H2O =>
4 S + 6 OH{-} = 2 S{2-} + (S2O3){2-} + 3 H2O
N1H3 + O2 = H2O + NO =>
4 N1H3 + 5 O2 = 6 H2O + 4 NO
Na2S2O3 + NaClO + H2O = NaHSO4 + NaCl =>
Na2S2O3 + 4 NaClO + H2O = 2 NaHSO4 + 4 NaCl
MoO2 + XeF2 = MoF6 + Xe2 + O2 =>
2 MoO2 + 6 XeF2 = 2 MoF6 + 3 Xe2 + 2 O2
PbO + H2O2 = PbO2 + H2O =>
PbO + H2O2 = PbO2 + H2O
Ca(s) + CuSO4(aq) = CaSO4 + Cu =>
Ca(s) + CuSO4(aq) = CaSO4 + Cu
Hg2(NO3)2 + NaOH = Hg2O + H2O + NaNO3 =>
Hg2(NO3)2 + 2 NaOH = Hg2O + H2O + 2 NaNO3
MnO4{-} + C6H12O6 + OH{-} = MnO2 + C6H11O7{-} + H2O =>
2 MnO4{-} + 3 C6H12O6 + OH{-} = 2 MnO2 + 3 C6H11O7{-} + 2 H2O
NaCl + Na2SO4 = NaOCl + Na2SO3 =>
NaCl + Na2SO4 = NaOCl + Na2SO3
HCl(ac) + MnO2(s) = MnCl2(ac) + Cl2(g) + H2O(l) =>
4 HCl(ac) + MnO2(s) = MnCl2(ac) + Cl2(g) + 2 H2O(l)
AlCu + HCl = AlCl3 + CuCl2 + H2 =>
2 AlCu + 10 HCl = 2 AlCl3 + 2 CuCl2 + 5 H2
Li2SO4 = Li2SO3 + O2 =>
2 Li2SO4 = 2 Li2SO3 + O2
KMnO4 + H2SO4 = Mn2O7 + K2SO4 + H2O =>
2 KMnO4 + H2SO4 = Mn2O7 + K2SO4 + H2O
HMnO4 + KNO2 + H2O = MnO2 + KOH + HNO3 =>
2 HMnO4 + 3 KNO2 + 2 H2O = 2 MnO2 + 3 KOH + 3 HNO3
KMnO4 + KOH + Al = K2MnO4 + Al(OH)3 =>
3 KMnO4 + 3 KOH + Al = 3 K2MnO4 + Al(OH)3
Ce + HCl = CeCl3 + H2 =>
2 Ce + 6 HCl = 2 CeCl3 + 3 H2
FeU3 + Fe = Fe2U2 =>
2 FeU3 + 4 Fe = 3 Fe2U2
Cu(OH)2 + NaOH = H2O + Na2CuO2 =>
Cu(OH)2 + 2 NaOH = 2 H2O + Na2CuO2
NaOH + H2SO4 = Na2SO4 + H2O =>
2 NaOH + H2SO4 = Na2SO4 + 2 H2O
MnO2 + O3 + NaOH = NaMnO4 + H2O =>
2 MnO2 + O3 + 2 NaOH = 2 NaMnO4 + H2O
KBr + H2SO4 = K2SO4 + Br2 + SO2 + H2O =>
2 KBr + 2 H2SO4 = K2SO4 + Br2 + SO2 + 2 H2O
Zn{2+} + HS{-} = Zn(HS)3{-} =>
Zn{2+} + 3 HS{-} = Zn(HS)3{-}
BaCO3 + HBr = H2CO3 + BaBr2 =>
BaCO3 + 2 HBr = H2CO3 + BaBr2
SrCO3 + CH3COOH = Sr(CH3COOH) + CO2 + H2O =>
4 SrCO3 + 5 CH3COOH = 4 Sr(CH3COOH) + 6 CO2 + 2 H2O
Fe2O3 + N2 = Fe + NO3 =>
2 Fe2O3 + N2 = 4 Fe + 2 NO3
Ba + (NH4)2SO4 = BaSO4 + NH4 =>
Ba + (NH4)2SO4 = BaSO4 + 2 NH4
AlCl3(aq) + H2O(l) = Al(OH)3 + HCl(aq) =>
AlCl3(aq) + 3 H2O(l) = Al(OH)3 + 3 HCl(aq)
N2 + H2SO4 = HNO3 + SO2 + H2O =>
N2 + 5 H2SO4 = 2 HNO3 + 5 SO2 + 4 H2O
N2 + S2 = N2S =>
2 N2 + S2 = 2 N2S
CH3COOK = CH3COO{-} + K{+} =>
CH3COOK = CH3COO{-} + K{+}
NaBr + Ce2 = Br2 + NaCe =>
2 NaBr + Ce2 = Br2 + 2 NaCe
SO2(g) + O2(g) = SO3(g) =>
2 SO2(g) + O2(g) = 2 SO3(g)
ClO3{-} + Br{-} + H{+} = Br2 + Cl{-} + H2O =>
ClO3{-} + 6 Br{-} + 6 H{+} = 3 Br2 + Cl{-} + 3 H2O
Cr2(SO4)3 + H2O = Cr + O2 + H2SO4 =>
2 Cr2(SO4)3 + 6 H2O = 4 Cr + 3 O2 + 6 H2SO4
MnO4{-} + Cu + H{+} = Mn{2+} + Cu{+} + H2O =>
MnO4{-} + 5 Cu + 8 H{+} = Mn{2+} + 5 Cu{+} + 4 H2O
NaHCO3(s) = Na2CO3(s) + CO2(g) + H2O(g) =>
2 NaHCO3(s) = Na2CO3(s) + CO2(g) + H2O(g)
MgCl2 + Na2CO3 + H2O = Mg(OH)2 + CO2 + NaCl =>
MgCl2 + Na2CO3 + H2O = Mg(OH)2 + CO2 + 2 NaCl
Al(s) + O2(g) = Al2O3(s) =>
4 Al(s) + 3 O2(g) = 2 Al2O3(s)
C16H34 = C8H18 + C8H16 =>
C16H34 = C8H18 + C8H16
AsS3 + HNO3 + H2O = H2SO4 + H3AsO4 + NO =>
3 AsS3 + 23 HNO3 + 2 H2O = 9 H2SO4 + 3 H3AsO4 + 23 NO
C2H6O + Na2Cr2O7 + H2SO4 = C2H4O2 + Cr2(SO4)3 + Na2SO4 + H2O =>
3 C2H6O + 2 Na2Cr2O7 + 8 H2SO4 = 3 C2H4O2 + 2 Cr2(SO4)3 + 2 Na2SO4 + 11 H2O
Ca(H2PO4)2 + NaOH = Ca(OH)2 + Na3PO4 + H2O =>
Ca(H2PO4)2 + 6 NaOH = Ca(OH)2 + 2 Na3PO4 + 4 H2O
HAuCl4 + NaBH4 + H2O = Au + B(OH)3 + NaCl + H =>
HAuCl4 + 4 NaBH4 + 12 H2O = Au + 4 B(OH)3 + 4 NaCl + 29 H
Fe(NO3)2 + KCN = Fe(CN)2 + KNO3 =>
Fe(NO3)2 + 2 KCN = Fe(CN)2 + 2 KNO3
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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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