| Équations équilibrées la veille | Équations équilibrées le lendemain |
2 SO2 + 4 NaO = 2 Na2SO3 + O2
V(OH)4Cl + FeCl2 + HCl = VOCl2 + FeCl3 + H2O =>
V(OH)4Cl + FeCl2 + 2 HCl = VOCl2 + FeCl3 + 3 H2O
Fe2(SO4)2 + KOH = K2SO4 + Fe(OH)2 =>
Fe2(SO4)2 + 4 KOH = 2 K2SO4 + 2 Fe(OH)2
H3(PO4) + Ca(CO3) = Ca3(PO4)2 + H2O + CO2 =>
2 H3(PO4) + 3 Ca(CO3) = Ca3(PO4)2 + 3 H2O + 3 CO2
CuCl + Br2 = Cl + CuBr2 =>
CuCl + Br2 = Cl + CuBr2
Pb[NO3]2 + K2CrO4 = PbCrO4 + KNO3 =>
Pb[NO3]2 + K2CrO4 = PbCrO4 + 2 KNO3
CH3{-}CH = CH{-}CH3 + H2 =>
CH3{-}CH = CH{-}CH3 + H2
C137H97O9NS + O2 = CO2 + H2O + N + S =>
4 C137H97O9NS + 627 O2 = 548 CO2 + 194 H2O + 4 N + 4 S
CH3{-}CH = CH2 + H{-}OH =>
CH3{-}CH = CH2 + H{-}OH
Cu(NO3)2 + Na2Cr2O7 = CuCr2O7 + Na(NO3) =>
Cu(NO3)2 + Na2Cr2O7 = CuCr2O7 + 2 Na(NO3)
Ag + S2O3 = [Ag(S2O3)2] =>
Ag + 2 S2O3 = [Ag(S2O3)2]
H2O + CO3 = H2CO3 + O2 =>
2 H2O + 2 CO3 = 2 H2CO3 + O2
Fe + HO = Fe3O4 + H2 =>
3 Fe + 4 HO = Fe3O4 + 2 H2
Cu(NO3)2 + Na2SO3 + H2O = Cu(OH)2 + SO2 + NaNO3 =>
Cu(NO3)2 + Na2SO3 + H2O = Cu(OH)2 + SO2 + 2 NaNO3
FeCl3 + Cr = CrCl2 + Fe =>
2 FeCl3 + 3 Cr = 3 CrCl2 + 2 Fe
K2Cr2O7 + H2C2O4 = CO2 + H2O + K[Cr(C2O4)2(OH2)2] =>
K2Cr2O7 + 7 H2C2O4 = 6 CO2 + 3 H2O + 2 K[Cr(C2O4)2(OH2)2]
C4H8O2 + NaOH = NaC2H3O2 + C2H6O =>
C4H8O2 + NaOH = NaC2H3O2 + C2H6O
NiCl2*6H2O + FeCl3*6H2O + NaOH = NiFe2O4 + NaCl + H2O =>
NiCl2*6H2O + 2 FeCl3*6H2O + 8 NaOH = NiFe2O4 + 8 NaCl + 22 H2O
CaSiO3 + HCl = CaCl2 + SiO2 + H2O =>
CaSiO3 + 2 HCl = CaCl2 + SiO2 + H2O
KCIO3(s) = KCI(s) + O2(g) =>
2 KCIO3(s) = 2 KCI(s) + 3 O2(g)
Zn(OH)2 + NaHCO3 = Zn(CO3) + NaOH + H2O =>
Zn(OH)2 + NaHCO3 = Zn(CO3) + NaOH + H2O
KHSO3 + NaOH = KOH + NaHSO3 =>
KHSO3 + NaOH = KOH + NaHSO3
Ni + H2O = NiO + H2 =>
Ni + H2O = NiO + H2
K3PO4 + Mg = Mg3(PO4)2 + K =>
2 K3PO4 + 3 Mg = Mg3(PO4)2 + 6 K
CuSO4*5H2O + NH3 = CuSO4*4NH3 + H2O =>
CuSO4*5H2O + 4 NH3 = CuSO4*4NH3 + 5 H2O
CsO + H2O = CsOH + H2O2 =>
2 CsO + 2 H2O = 2 CsOH + H2O2
NO + KOH = N2O + KNO2 + H2O =>
4 NO + 2 KOH = N2O + 2 KNO2 + H2O
Al(s) + S(s) = Al2S3 =>
2 Al(s) + 3 S(s) = Al2S3
Cu(OH)2 + NH4Cl = CuCl2 + NH3 + H2O =>
Cu(OH)2 + 2 NH4Cl = CuCl2 + 2 NH3 + 2 H2O
NH4NO3(aq) + Ba(OH)2(aq) = NH4OH(aq) + Ba(NO3)2(aq) =>
2 NH4NO3(aq) + Ba(OH)2(aq) = 2 NH4OH(aq) + Ba(NO3)2(aq)
AlCl3(aq) + NaOH = Al(OH)3 + NaCl =>
AlCl3(aq) + 3 NaOH = Al(OH)3 + 3 NaCl
ZnCl2 + Na2CO3 + H2O = Zn(OH)2 + NaCl + CO2 =>
ZnCl2 + Na2CO3 + H2O = Zn(OH)2 + 2 NaCl + CO2
Cr + NaOH + H2O = Na[Cr(OH)4] + H2 =>
2 Cr + 2 NaOH + 6 H2O = 2 Na[Cr(OH)4] + 3 H2
Cu3P + HNO3 = Cu(NO3)2 + H3PO4 + NO2 + H2O =>
Cu3P + 17 HNO3 = 3 Cu(NO3)2 + H3PO4 + 11 NO2 + 7 H2O
HAuCl4 + SO2 + H2O = Au + H{+} + SO4{2-} + Cl{-} =>
2 HAuCl4 + 3 SO2 + 6 H2O = 2 Au + 14 H{+} + 3 SO4{2-} + 8 Cl{-}
C6H12O6 + C2H5OH = C19H22O6 + H2O =>
14 C6H12O6 + 15 C2H5OH = 6 C19H22O6 + 63 H2O
Fe + NO2 = Fe3O4 + N2 =>
3 Fe + 2 NO2 = Fe3O4 + N2
Mg(CN)2(aq) + HCl(aq) = HCN(aq) + MgCl2 =>
Mg(CN)2(aq) + 2 HCl(aq) = 2 HCN(aq) + MgCl2
KCN + MnO2 + HCl = KCl + MnCl2 + CO2 + NO + H2O =>
2 KCN + 7 MnO2 + 16 HCl = 2 KCl + 7 MnCl2 + 2 CO2 + 2 NO + 8 H2O
H + P = H3P =>
3 H + P = H3P
KI3 = K + I =>
KI3 = K + 3 I
C6H6 + CO2 = C7H6O2 =>
C6H6 + CO2 = C7H6O2
NaOH + NaBr = Na + OHBr =>
NaOH + NaBr = 2 Na + OHBr
H2O + AlH4{-} + H2CO = Al{+3} + CH3OH + OH{-} =>
4 H2O + AlH4{-} + 4 H2CO = Al{+3} + 4 CH3OH + 4 OH{-}
NaAlO2 + HNO3 = NaNO3 + Al(NO3)3 + H2O =>
NaAlO2 + 4 HNO3 = NaNO3 + Al(NO3)3 + 2 H2O
Al2O3 + KOH + H2O = K3[Al(OH)6] =>
Al2O3 + 6 KOH + 3 H2O = 2 K3[Al(OH)6]
K4[Fe(CN)6] + KMnO4 + H2SO4 = K3[Fe(CN)6] + MnSO4 + K2SO4 + H2O =>
5 K4[Fe(CN)6] + KMnO4 + 4 H2SO4 = 5 K3[Fe(CN)6] + MnSO4 + 3 K2SO4 + 4 H2O
C2H6(g) + O(g) = CO(g) + H2O(g) =>
C2H6(g) + 5 O(g) = 2 CO(g) + 3 H2O(g)
Ba + H3PO4 = Ba3(PO4)2 + H2 =>
3 Ba + 2 H3PO4 = Ba3(PO4)2 + 3 H2
MnCl2 + K2CO3 = Mn(CO3) + KCl =>
MnCl2 + K2CO3 = Mn(CO3) + 2 KCl
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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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