| Équations équilibrées la veille | Équations équilibrées le lendemain |
MgBr2 + C12 = MgC12 + Br2
FeCl3 + KMnO4 + KOH = K2MnO4 + K2FeO4 + KCl + H2O =>
FeCl3 + 3 KMnO4 + 8 KOH = 3 K2MnO4 + K2FeO4 + 3 KCl + 4 H2O
FeCl3 + (NH4)2CO3 + H2O = Fe(OH)2 + N2 + HCl + CO2 =>
6 FeCl3 + (NH4)2CO3 + 11 H2O = 6 Fe(OH)2 + N2 + 18 HCl + CO2
NH3 + O3 = NO2 + H2 =>
6 NH3 + 4 O3 = 6 NO2 + 9 H2
PbO2 + H{+} = Pb{+4} + H2O =>
PbO2 + 4 H{+} = Pb{+4} + 2 H2O
BeCl2 + Na2SO4 = BeSO4 + NaCl =>
BeCl2 + Na2SO4 = BeSO4 + 2 NaCl
C8H8O2 + (CH2)4CO = C21H20O + H2O =>
9 C8H8O2 + 15(CH2)4CO = 7 C21H20O + 26 H2O
CH3COOH + NH3 = CH3COO + NH4 =>
CH3COOH + NH3 = CH3COO + NH4
NiCl2 + Na2H2SiO4 = NiSiO3 + NaCl + H2O =>
NiCl2 + Na2H2SiO4 = NiSiO3 + 2 NaCl + H2O
C10H24O + O2 = CO2 + H2O =>
2 C10H24O + 31 O2 = 20 CO2 + 24 H2O
SnCl4 + KOH = KCl + SnO2 + H2O =>
SnCl4 + 4 KOH = 4 KCl + SnO2 + 2 H2O
CuOHNO3 + RbOH = Cu(OH)2 + RbNO3 =>
CuOHNO3 + RbOH = Cu(OH)2 + RbNO3
S + H2O + HNO3 = H2SO3{-} + H{+} + N2O =>
8 S + 9 H2O + 6 HNO3 = 8 H2SO3{-} + 8 H{+} + 3 N2O
C4H10O + HCr2O7 = O2 + H2O + CrC4H8O =>
8 C4H10O + 4 HCr2O7 = 9 O2 + 10 H2O + 8 CrC4H8O
H2S + NO22 = SO2 + NO + H2O =>
7 H2S + NO22 = 7 SO2 + NO + 7 H2O
NaP + HCl = NaCl + PH =>
NaP + HCl = NaCl + PH
Sc2(SO4)3 + H2O = Sc(OH)3 + H2SO4 =>
Sc2(SO4)3 + 6 H2O = 2 Sc(OH)3 + 3 H2SO4
MnO2 + NaBiO3 + H2SO4 = Bi2(SO4)3 + HMnO4 + Na2SO4 + H2O =>
4 MnO2 + 6 NaBiO3 + 12 H2SO4 = 3 Bi2(SO4)3 + 4 HMnO4 + 3 Na2SO4 + 10 H2O
F2(g) + NaCl(aq) = NaF(s) + Cl2(g) =>
F2(g) + 2 NaCl(aq) = 2 NaF(s) + Cl2(g)
H2NCH2CONHCHCOOH + O2 = CO2 + H2O + N2O4 =>
4 H2NCH2CONHCHCOOH + 25 O2 = 16 CO2 + 14 H2O + 4 N2O4
BaCl2MgSO4 = BaSO4MgCl2 =>
BaCl2MgSO4 = BaSO4MgCl2
HNO2 = HN + O3 =>
3 HNO2 = 3 HN + 2 O3
Zn + Cu2(SO4)3 = ZnCu2(SO4)3 =>
Zn + Cu2(SO4)3 = ZnCu2(SO4)3
Br2(aq) + I{-}(aq) = Br{-}(aq) + I2(aq) =>
Br2(aq) + 2 I{-}(aq) = 2 Br{-}(aq) + I2(aq)
NH3 + NO2 = H2O + NO =>
2 NH3 + 5 NO2 = 3 H2O + 7 NO
CuCl2 + Hg2(NO3)2 = Cu(NO3)2 + Hg2(Cl)2 =>
CuCl2 + Hg2(NO3)2 = Cu(NO3)2 + Hg2(Cl)2
Sn + NiSO4 = SnSO4 + Ni =>
Sn + NiSO4 = SnSO4 + Ni
Zn(NO3)2(aq) + K3PO4(aq) = Zn3(PO4)2(s) + KNO3(aq) =>
3 Zn(NO3)2(aq) + 2 K3PO4(aq) = Zn3(PO4)2(s) + 6 KNO3(aq)
C3H0 + O2 = CO2 + H2O =>
4 C3H0 + 13 O2 = 12 CO2 + 2 H2O
Ca(CO)3 + NaClO = NaCl + CaO + CO2 =>
Ca(CO)3 + 4 NaClO = 4 NaCl + CaO + 3 CO2
Cr(s) + Ni2SO4(aq) = Cr2(SO4)3 + Ni(s) =>
2 Cr(s) + 3 Ni2SO4(aq) = Cr2(SO4)3 + 6 Ni(s)
C2H2 + HBr = C2H4 + Br2 =>
C2H2 + 2 HBr = C2H4 + Br2
Fe3O4(s) + H2 = Fe(s) + H2O(g) =>
Fe3O4(s) + 4 H2 = 3 Fe(s) + 4 H2O(g)
Cr2O7{-2} + S + H2O = Cr2O3 + SO2 + OH{-} =>
2 Cr2O7{-2} + 3 S + 2 H2O = 2 Cr2O3 + 3 SO2 + 4 OH{-}
Na2CO33H2O2(aq) = Na2CO3(aq) + H2O(l) + O2(g) =>
2 Na2CO33H2O2(aq) = 2 Na2CO3(aq) + 2 H2O(l) + 31 O2(g)
Hg(NO22) = HgO + NO2 + O2 =>
2 Hg(NO22) = 2 HgO + 2 NO2 + 19 O2
PbCl2 + BaH = BaCl2 + PbH =>
PbCl2 + BaH = BaCl2 + PbH
Ca + Cl2 + NH4OH = (NH4)Cl2 + Ca(OH)2 =>
Ca + 2 Cl2 + 2 NH4OH = 2(NH4)Cl2 + Ca(OH)2
MnSO4*H2O + NH3 = MnSO4(NH3) + H2O =>
MnSO4*H2O + NH3 = MnSO4(NH3) + H2O
Ag + HNO3(concentrated) = AgNO3 + NO + H2O =>
3 Ag + 4 HNO3(concentrated) = 3 AgNO3 + NO + 2 H2O
FeCl2 + HNO3 = Fe(NO3)3 + FeCl3 + H2O + NO =>
3 FeCl2 + 4 HNO3 = Fe(NO3)3 + 2 FeCl3 + 2 H2O + NO
H2CrO4 + KI + H2O = KOH + I2 + CrI3 =>
2 H2CrO4 + 12 KI + 4 H2O = 12 KOH + 3 I2 + 2 CrI3
Sn(NO3)2 + KOH = KNO3 + Sn(OH)2 =>
Sn(NO3)2 + 2 KOH = 2 KNO3 + Sn(OH)2
K3N + PbBr2 = Pb3N2 + KBr =>
2 K3N + 3 PbBr2 = Pb3N2 + 6 KBr
Al(s) + HCl(aq) = H3Al + Cl =>
Al(s) + 3 HCl(aq) = H3Al + 3 Cl
H2SO4 + NaOH = Na2SO4 + H2O =>
H2SO4 + 2 NaOH = Na2SO4 + 2 H2O
AgNO3(ag) + NaCrO4 = AgCrO4 + NaNO3 =>
AgNO3(ag) + NaCrO4 = AgCrO4 + NaNO3
CoCl2 + KBrO3 + KOH = CoOOH + KCl + H2O + KBr =>
6 CoCl2 + KBrO3 + 12 KOH = 6 CoOOH + 12 KCl + 3 H2O + KBr
CuO4S + BaCl2 = CuCl2 + BaO4S =>
CuO4S + BaCl2 = CuCl2 + BaO4S
NaHCO3 + H2O4S = Na2O4S + H2CO3 =>
2 NaHCO3 + H2O4S = Na2O4S + 2 H2CO3
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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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