| Équations équilibrées la veille | Équations équilibrées le lendemain |
2 Ni(s) + 2 HCl(aq) = 2 NiCl(aq) + *2H(g)
KCeO4 = KCe + O2 =>
KCeO4 = KCe + 2 O2
CuCl + NaC7H5O3 = NaCl + CuC7H5O3 =>
CuCl + NaC7H5O3 = NaCl + CuC7H5O3
Ca2Si + F2 = CaF2 + SiF4 =>
Ca2Si + 4 F2 = 2 CaF2 + SiF4
HgNO3 = HgO + NO2 =>
HgNO3 = HgO + NO2
Fe3{+} + Cr2O72{-} + H{+} = Fe2{+} + Cr3{+} + H2O =>
854 Fe3{+} + 3 Cr2O72{-} + 432 H{+} = 1281 Fe2{+} + 2 Cr3{+} + 216 H2O
CrO4{2-} + HSnO2{-} + H2O = CrO2{-} + HSnO3{-} + OH{-} =>
2 CrO4{2-} + 3 HSnO2{-} + H2O = 2 CrO2{-} + 3 HSnO3{-} + 2 OH{-}
AgNO3 + KI = AgI + NO3 + K =>
AgNO3 + KI = AgI + NO3 + K
CuCl2 + NaOH = Cu(OH)2 + Na + Cl2 =>
CuCl2 + 2 NaOH = Cu(OH)2 + 2 Na + Cl2
FeCl3 + H2O = Fe(OH)3 + HCl =>
FeCl3 + 3 H2O = Fe(OH)3 + 3 HCl
H2C2(CH3)COOH + NaHCO3 = H2C2(CH3)COONa + H2O + CO2 =>
H2C2(CH3)COOH + NaHCO3 = H2C2(CH3)COONa + H2O + CO2
C3H7Br + NaCN = C4H7N + NaBr =>
C3H7Br + NaCN = C4H7N + NaBr
NaI + CuBr2 = NaBr + CuI2 =>
2 NaI + CuBr2 = 2 NaBr + CuI2
CrO4{2-} + N2O + H{+} = Cr{3+} + NO + H2O =>
2 CrO4{2-} + 3 N2O + 10 H{+} = 2 Cr{3+} + 6 NO + 5 H2O
FeCl3 + H2O = Fe(OH)3 + HCl =>
FeCl3 + 3 H2O = Fe(OH)3 + 3 HCl
C2H6 + O2 = CO2 + H2O4 =>
C2H6 + 8 O2 = 2 CO2 + 3 H2O4
MgSO4 + NaOH = Mg(OH)2 + Na2SO4 =>
MgSO4 + 2 NaOH = Mg(OH)2 + Na2SO4
NaMnO4 + NaOH + FeSO4 = Na2MnO4 + Fe(OH)3 + Na2SO4 =>
NaMnO4 + 3 NaOH + FeSO4 = Na2MnO4 + Fe(OH)3 + Na2SO4
Cl{-} + CrO42{-} + H{+} = HClO2 + Cr3{+} + H2O =>
62 Cl{-} + 3 CrO42{-} + 66 H{+} = 62 HClO2 + Cr3{+} + 2 H2O
Na2SO4 + K[Sb(OH)6] = Na[Sb(OH)6] + K2SO4 =>
Na2SO4 + 2 K[Sb(OH)6] = 2 Na[Sb(OH)6] + K2SO4
LiOH = H2O + Li2O =>
2 LiOH = H2O + Li2O
HCl + NaOH = H{+} + Cl{+} + Na{-} + OH =>
HCl + 2 NaOH = H{+} + Cl{+} + 2 Na{-} + 2 OH
Sn + KOH + H2O = K2[Sn(OH)6] + H2 =>
Sn + 2 KOH + 4 H2O = K2[Sn(OH)6] + 2 H2
Na2CO3 + COCl2 = NaCl + CO(CO3) =>
Na2CO3 + COCl2 = 2 NaCl + CO(CO3)
HNO3 + FeO = Fe(NO3)3 + H2O + NO =>
10 HNO3 + 3 FeO = 3 Fe(NO3)3 + 5 H2O + NO
C8H12N2 + O2 = CO2 + H2O + NO2 =>
C8H12N2 + 13 O2 = 8 CO2 + 6 H2O + 2 NO2
H2CO3 + LiOH = H2O + Li2CO3 =>
H2CO3 + 2 LiOH = 2 H2O + Li2CO3
NaNO3 + H2SO4 = Na2SO4 + HNO3 =>
2 NaNO3 + H2SO4 = Na2SO4 + 2 HNO3
Cr2(SO4)3(aq) + Br2(aq) + KOH(aq) = K2CrO4(aq) + KBr(aq) + K2SO4(aq) + H2O(s) =>
Cr2(SO4)3(aq) + 3 Br2(aq) + 16 KOH(aq) = 2 K2CrO4(aq) + 6 KBr(aq) + 3 K2SO4(aq) + 8 H2O(s)
C6H6 + O2 = CO2 + H2O =>
2 C6H6 + 15 O2 = 12 CO2 + 6 H2O
CaCO3(s) + CH3COOH(s) = Ca(CH3COO)2(aq) + H2O(l) + CO2(g) =>
CaCO3(s) + 2 CH3COOH(s) = Ca(CH3COO)2(aq) + H2O(l) + CO2(g)
Na2O + Mg(OH)2 = MgO + NaOH =>
Na2O + Mg(OH)2 = MgO + 2 NaOH
H3BO3 + C2H6O = B(OCH3)3 + H2O =>
2 H3BO3 + 3 C2H6O = 2 B(OCH3)3 + 3 H2O
CH3COOH + ZnO = CH3COOZn + OH =>
CH3COOH + ZnO = CH3COOZn + OH
NaClO + HCl + Au = AuCl3 + NaCl + H2O =>
3 NaClO + 6 HCl + 2 Au = 2 AuCl3 + 3 NaCl + 3 H2O
NH4Cl(s) + NaOH(s) = NaCl(s) + NH4OH(s) =>
NH4Cl(s) + NaOH(s) = NaCl(s) + NH4OH(s)
H3BO3 = H4B6O11 + H2O =>
6 H3BO3 = H4B6O11 + 7 H2O
Cu + H2SO4 = CuSO4 + H2O + SO2 =>
Cu + 2 H2SO4 = CuSO4 + 2 H2O + SO2
Cu{2+} = Cu{3+} + {-} =>
Cu{2+} = Cu{3+} + e
K2S + HCl = KCl + H2S =>
K2S + 2 HCl = 2 KCl + H2S
(NH4)4Fe(CN)6 + Al2(CO3)3 = (NH4)2CO3 + Al4(Fe(CN)6)3 =>
3(NH4)4Fe(CN)6 + 2 Al2(CO3)3 = 6(NH4)2CO3 + Al4(Fe(CN)6)3
CH2O + KMnO4 = K2CO3 + KHCO3 + MnO2 + H2O =>
3 CH2O + 4 KMnO4 = K2CO3 + 2 KHCO3 + 4 MnO2 + 2 H2O
C = C02 =>
2 C = C02
Ba(NO3)2 + Na2CO3 = BaCO3 + NaNO3 =>
Ba(NO3)2 + Na2CO3 = BaCO3 + 2 NaNO3
Cu + H2SO4 = CuSO4 + H2O + SO2 =>
Cu + 2 H2SO4 = CuSO4 + 2 H2O + SO2
Pb(NO3)2 + K2Br = PbBr + KNO3 =>
Pb(NO3)2 + K2Br = PbBr + 2 KNO3
Zn(OH)2 + BaCI2 = ZnCI2 + Ba(OH)2 =>
Zn(OH)2 + BaCI2 = ZnCI2 + Ba(OH)2
Ca + H2O = Ca(OH)2 + H2 =>
Ca + 2 H2O = Ca(OH)2 + H2
Ca(OH)2 + HNO3 = Ca(NO3)2 + H2O =>
Ca(OH)2 + 2 HNO3 = Ca(NO3)2 + 2 H2O
SO3 + HCl = Cl2 + SO2 + H2O =>
SO3 + 2 HCl = Cl2 + SO2 + H2O
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| Équations équilibrées la veille | Équations équilibrées le lendemain |
Équations équilibrées sur09/01/24
Équations équilibrées sur10/01/23
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