| Équations équilibrées la veille | Équations équilibrées le lendemain |
10 Hg + 2 KMnO4 + 8 H2SO4 = 5 Hg2SO4 + 2 MnSO4 + K2SO4 + 8 H2O
Al2(CO3)3 + Na2SO4 = Al2(SO4)3 + Na2CO3 =>
Al2(CO3)3 + 3 Na2SO4 = Al2(SO4)3 + 3 Na2CO3
RbI + MgF2 = MgI2 + RbF =>
2 RbI + MgF2 = MgI2 + 2 RbF
Cu(NO3)2 + NaOH = Cu(OH)2 + NaNO3 =>
Cu(NO3)2 + 2 NaOH = Cu(OH)2 + 2 NaNO3
Al + Fe3O4 = Al2O3 + Fe =>
8 Al + 3 Fe3O4 = 4 Al2O3 + 9 Fe
KI + FeSO4 + Cl2 = FeCl3 + I2 + K2SO4 =>
4 KI + 2 FeSO4 + 3 Cl2 = 2 FeCl3 + 2 I2 + 2 K2SO4
FeCl3(aq) + KI(aq) = I2(aq) + FeCl2(aq) + KCl(aq) =>
2 FeCl3(aq) + 2 KI(aq) = I2(aq) + 2 FeCl2(aq) + 2 KCl(aq)
HBr + AgBr = AgH + Br2 =>
HBr + AgBr = AgH + Br2
Ar2S5 + HNO3 = HArO3 + H2SO4 + NO2 + H2O =>
Ar2S5 + 40 HNO3 = 2 HArO3 + 5 H2SO4 + 40 NO2 + 14 H2O
Al(s) + Zn(NO3)2(aq) = Al(NO3)3 + Zn(s) =>
2 Al(s) + 3 Zn(NO3)2(aq) = 2 Al(NO3)3 + 3 Zn(s)
Cr(OH)3 + Na2O2 = H2O + Na2CrO4 + NaOH =>
2 Cr(OH)3 + 3 Na2O2 = 2 H2O + 2 Na2CrO4 + 2 NaOH
KClO3 = KCl + O2 =>
2 KClO3 = 2 KCl + 3 O2
Ca(OH)2 + H3PO4 = Ca3(PO4)2 + H2O =>
3 Ca(OH)2 + 2 H3PO4 = Ca3(PO4)2 + 6 H2O
HBr + AgBr = AgH + Br2 =>
HBr + AgBr = AgH + Br2
Fe(OH)2 + Al(OH)3 = Fe(OH)3 + Al2(OH)2 =>
4 Fe(OH)2 + 2 Al(OH)3 = 4 Fe(OH)3 + Al2(OH)2
C6H3C3H6C4H10C3H5 + KMnO4 + H2SO4 = C9H6 + K2SO4 + H2O + MnSO4 =>
9 C6H3C3H6C4H10C3H5 + 24 KMnO4 + 36 H2SO4 = 16 C9H6 + 12 K2SO4 + 96 H2O + 24 MnSO4
H2SO4 + HNO3 = HNO3SO3 + H2O =>
H2SO4 + HNO3 = HNO3SO3 + H2O
CO2 + N2 + H2O = CHN + O2 =>
4 CO2 + 2 N2 + 2 H2O = 4 CHN + 5 O2
Na2CrO4 + CrO3 = Na2Cr2O7 =>
Na2CrO4 + CrO3 = Na2Cr2O7
NO2 + NOH4 = NH4NO3 =>
NO2 + NOH4 = NH4NO3
Cr + NaOH + H2O = (NaCr(OH)4) + H2 =>
2 Cr + 2 NaOH + 6 H2O = 2(NaCr(OH)4) + 3 H2
Hg + HCl = HgCl8 + H2 =>
Hg + 8 HCl = HgCl8 + 4 H2
Sr + NH3 = SrNH2 + H2 =>
2 Sr + 2 NH3 = 2 SrNH2 + H2
HI(aq) + LiO(aq) = LiI2(aq) + H2O(l) =>
2 HI(aq) + LiO(aq) = LiI2(aq) + H2O(l)
C10H20O2 + C2H5OH = C8H16O2 + H2 =>
2 C10H20O2 + 2 C2H5OH = 3 C8H16O2 + 2 H2
ABD2 + BBB = BBD + AB =>
3 ABD2 + 4 BBB = 6 BBD + 3 AB
CaSO4 + NaNO3 = CaNO3 + NaSO4 =>
CaSO4 + NaNO3 = CaNO3 + NaSO4
Na2CO3 + H2SO4 = Na2SO4 + CO2 + H2O =>
Na2CO3 + H2SO4 = Na2SO4 + CO2 + H2O
SO2 + Na2CO3 = Na2SO3 + CO2 =>
SO2 + Na2CO3 = Na2SO3 + CO2
N2H2 + O2 = NO2 + H24 =>
12 N2H2 + 24 O2 = 24 NO2 + H24
COH4 + H2SO4 + K2Cr2O7 = CH2O2 + K2SO4 + Cr2(SO4)3 + H2O =>
3 COH4 + 8 H2SO4 + 2 K2Cr2O7 = 3 CH2O2 + 2 K2SO4 + 2 Cr2(SO4)3 + 11 H2O
K2Cr2O7 + NaNO2 + H2O = Cr2O3 + NaNO3 + KOH =>
K2Cr2O7 + 3 NaNO2 + H2O = Cr2O3 + 3 NaNO3 + 2 KOH
HCl + K2Cr2O7 = KCl + Cl3Cr + H2O + Cl2 =>
14 HCl + K2Cr2O7 = 2 KCl + 2 Cl3Cr + 7 H2O + 3 Cl2
Na2SO3 + Na2Cr2O7 + H2O + HCl = Cr(HO)2 + Na2SO4 + NaCl =>
4 Na2SO3 + Na2Cr2O7 + H2O + 2 HCl = 2 Cr(HO)2 + 4 Na2SO4 + 2 NaCl
Mg(IO3)2 + HNO3 = Mg(NO3)2 + HIO3 =>
Mg(IO3)2 + 2 HNO3 = Mg(NO3)2 + 2 HIO3
NH3 + O2 = H2O + NO =>
4 NH3 + 5 O2 = 6 H2O + 4 NO
K + CaO = Ca + KO2 =>
K + 2 CaO = 2 Ca + KO2
Cu4 + Au = CuAu =>
Cu4 + 4 Au = 4 CuAu
FeCl2 + H2O2 = Fe2O3 + FeCl3 + H2O =>
6 FeCl2 + 3 H2O2 = Fe2O3 + 4 FeCl3 + 3 H2O
C6H5CH2OH + K2Cr2O7 + H2SO4 = CrSO4 + K2SO4 + C6H5COH + H2O =>
4 C6H5CH2OH + K2Cr2O7 + 3 H2SO4 = 2 CrSO4 + K2SO4 + 4 C6H5COH + 7 H2O
Ce + H2O = Ce(OH)3 + H =>
Ce + 3 H2O = Ce(OH)3 + 3 H
C + CaF2 = CaC2 + F2 =>
2 C + CaF2 = CaC2 + F2
Mg + HNO3 = Mg(NO3)2 + N2 + H2O =>
5 Mg + 12 HNO3 = 5 Mg(NO3)2 + N2 + 6 H2O
CaCO3(s) + H2PO4(aq) = Ca(PO4)(s) + CO2(g) + H2O(l) =>
CaCO3(s) + H2PO4(aq) = Ca(PO4)(s) + CO2(g) + H2O(l)
Fe(s) + HNO3(aq) = Fe(NO3)3 + NO + H2O =>
Fe(s) + 4 HNO3(aq) = Fe(NO3)3 + NO + 2 H2O
Ca(SO4) + KCl = K2(SO4) + CaCl2 =>
Ca(SO4) + 2 KCl = K2(SO4) + CaCl2
Cu(OH)2 + H2SO4 = CuSO4 + H2O =>
Cu(OH)2 + H2SO4 = CuSO4 + 2 H2O
Br2 + Cl2 = Br3Cl =>
3 Br2 + Cl2 = 2 Br3Cl
Cu(NO3)2 + KOH = CuH + KO(NO3)2 =>
Cu(NO3)2 + KOH = CuH + KO(NO3)2
Cr2O7{-2} + H{+} + {-} = Cr{+3} + H2O =>
Cr2O7{-2} + 14 H{+} + 6e = 2 Cr{+3} + 7 H2O
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| Équations équilibrées la veille | Équations équilibrées le lendemain |
Équations équilibrées sur12/24/24
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