| Équations équilibrées la veille | Équations équilibrées le lendemain |
4 Zn + 2 HBr = H2 + 2 Zn2Br
HIO3 + H2O = H5IO6 + H2 =>
HIO3 + 3 H2O = H5IO6 + H2
K2Cr2O7(aq) + C6H8O6(s) = Cr2O3(aq) + K2O(aq) + CO2(g) + H2O(l) =>
10 K2Cr2O7(aq) + 3 C6H8O6(s) = 10 Cr2O3(aq) + 10 K2O(aq) + 18 CO2(g) + 12 H2O(l)
FeF3 + NH4SCN + H2SO4 = Fe(SCN)3 + (NH4)2SO4 + HF =>
2 FeF3 + 6 NH4SCN + 3 H2SO4 = 2 Fe(SCN)3 + 3(NH4)2SO4 + 6 HF
MnCl2 + CaCO3 = MnCO3 + CaCl2 =>
MnCl2 + CaCO3 = MnCO3 + CaCl2
Ca2 + O4 = CaO =>
2 Ca2 + O4 = 4 CaO
Be{2+} + Cr2O7{2-} = BeCr2O7 =>
Be{2+} + Cr2O7{2-} = BeCr2O7
N2(HI)3 = N2 + NH4 + I2 =>
8 N2(HI)3 = 5 N2 + 6 NH4 + 12 I2
CaI2 + Pb(NO3)4 = Ca(NO3)2 + PbI4 =>
2 CaI2 + Pb(NO3)4 = 2 Ca(NO3)2 + PbI4
CuCN + HCl = CuCl + HCN =>
CuCN + HCl = CuCl + HCN
Bi(NO3)3 + HCl = BiCl3 + (NO3)H =>
Bi(NO3)3 + 3 HCl = BiCl3 + 3(NO3)H
Hydrochloricacid + zinccarbonate = zincchloride + water + Carbondioxide =>
2 HCl + ZnCO3 = ZnCl2 + H2O + CO2
CaCl + NaHPO4 = CaHPO4 + NaCl =>
CaCl + NaHPO4 = CaHPO4 + NaCl
NH3 + ClO{-} = N2H4 + Cl{-} + H2O =>
2 NH3 + ClO{-} = N2H4 + Cl{-} + H2O
CuSO4 + H2O = CuSO4*2H2O =>
CuSO4 + 2 H2O = CuSO4*2H2O
Na2S2O8 + S = SO2 + Na2S =>
Na2S2O8 + 3 S = 4 SO2 + Na2S
Pb(NO3)2 + AgF = AgNO3 + PbF2 =>
Pb(NO3)2 + 2 AgF = 2 AgNO3 + PbF2
hydrogen + oxygen = Water =>
2 H2 + O2 = 2 H2O
HC2H3O2(aq) + Na2O(s) = H2O(l) + NaC2H3O2(aq) =>
2 HC2H3O2(aq) + Na2O(s) = H2O(l) + 2 NaC2H3O2(aq)
Al2(SO4)3 + Ba(NO3)2 = Al(NO3)3 + Ba2(SO4)2 =>
2 Al2(SO4)3 + 6 Ba(NO3)2 = 4 Al(NO3)3 + 3 Ba2(SO4)2
CaCO3 + HCl = CO2 + CaCl2 + H2O =>
CaCO3 + 2 HCl = CO2 + CaCl2 + H2O
C + S = CS2 =>
C + 2 S = CS2
H3BO3 + Fe(OH)2 = (FeOH)3BO3 + H2O =>
H3BO3 + 3 Fe(OH)2 = (FeOH)3BO3 + 3 H2O
K2MnO3 + HCl = KCl + Cl2 + H2O + MnCl2 =>
K2MnO3 + 6 HCl = 2 KCl + Cl2 + 3 H2O + MnCl2
Fe2O3 + C4 = Fe + C2O4 =>
8 Fe2O3 + 3 C4 = 16 Fe + 6 C2O4
K + Mg = K2Mg =>
2 K + Mg = K2Mg
NO3{-} + Al(s) + OH{-} + H2O = NH3 + [Al(OH)4]{-} =>
3 NO3{-} + 8 Al(s) + 5 OH{-} + 18 H2O = 3 NH3 + 8[Al(OH)4]{-}
HCl + Zn = ZnH + ZnCl2 =>
2 HCl + 3 Zn = 2 ZnH + ZnCl2
CaCl2 + H2SO4 = CaSO4 + ClH =>
CaCl2 + H2SO4 = CaSO4 + 2 ClH
Hg2(NO3)2 + NaI = Hg2I2 + NaNO3 =>
Hg2(NO3)2 + 2 NaI = Hg2I2 + 2 NaNO3
NH4 + CO2 = (NH4)2C2O4 =>
2 NH4 + 2 CO2 = (NH4)2C2O4
HNO2 + MgCO3 = HCO3 + NO2Mg =>
HNO2 + MgCO3 = HCO3 + NO2Mg
CrCl3 + NaBiO3 + HCl = BiCl3 + Na2Cr2O7 + H2O + NaCl =>
2 CrCl3 + 3 NaBiO3 + 4 HCl = 3 BiCl3 + Na2Cr2O7 + 2 H2O + NaCl
Na2SO3 + KIO3 + H2SO4 = Na2SO4 + I2 + K2S4 + H2O =>
18 Na2SO3 + 2 KIO3 + 4 H2SO4 = 18 Na2SO4 + I2 + K2S4 + 4 H2O
CuSO4 + Na2 = Cu + Na2SO4 =>
CuSO4 + Na2 = Cu + Na2SO4
N2H4 + N2O4 = N2 + H2O =>
2 N2H4 + N2O4 = 3 N2 + 4 H2O
KCN + HCl = HCNKCl =>
KCN + HCl = HCNKCl
C6H6 + FeCl3 = (C6H5)3Fe + HCl =>
3 C6H6 + FeCl3 = (C6H5)3Fe + 3 HCl
(NH4)2C2O4 + Na3PO4 = Na2C2O4 + (NH4)3PO4 =>
3(NH4)2C2O4 + 2 Na3PO4 = 3 Na2C2O4 + 2(NH4)3PO4
C2H5Cl + C3H9N = C5H14NCl =>
C2H5Cl + C3H9N = C5H14NCl
Fe2O3 + BaO = BaFeO3 + FeO =>
Fe2O3 + BaO = BaFeO3 + FeO
H2O + CO2 = C21H30O2 + O2 =>
30 H2O + 42 CO2 = 2 C21H30O2 + 55 O2
KMnO4 + KBr + HCl = KCl + MnCl2 + Br2 + H2O =>
2 KMnO4 + 10 KBr + 16 HCl = 12 KCl + 2 MnCl2 + 5 Br2 + 8 H2O
NH4NO3 = NH3 + NO3 + H2 =>
2 NH4NO3 = 2 NH3 + 2 NO3 + H2
Fe2SiO4 + H2SO4 = FeSO4 + Si(OH)4 =>
Fe2SiO4 + 2 H2SO4 = 2 FeSO4 + Si(OH)4
Na3PO4 + H2CO3 = Na2HPO4 + Na2CO3 =>
2 Na3PO4 + H2CO3 = 2 Na2HPO4 + Na2CO3
K2SO4 + BeBr2 = KBr + BeSO4 =>
K2SO4 + BeBr2 = 2 KBr + BeSO4
Mg + H3BO3 = MgO + B(OH)2 + H =>
Mg + H3BO3 = MgO + B(OH)2 + H
Ag{+} + NCS{-} = (Ag(NCS)2){-} =>
Ag{+} + 2 NCS{-} = (Ag(NCS)2){-}
Cu + P2O3 = CuP2O3 =>
Cu + P2O3 = CuP2O3
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| Équations équilibrées la veille | Équations équilibrées le lendemain |
Équations équilibrées sur03/07/25
Équations équilibrées sur04/06/24
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