| Équations équilibrées la veille | Équations équilibrées le lendemain |
4 HNO3 + 5 N2H4 = 7 N2 + 12 H2O
C4H10(aq) + O2(g) = CO2(g) + H2O(l) =>
2 C4H10(aq) + 13 O2(g) = 8 CO2(g) + 10 H2O(l)
CaS + O2 = CaO + SO2 =>
2 CaS + 3 O2 = 2 CaO + 2 SO2
C4H5N + C7H6O = C44H30N4 + H2O + H =>
4 C4H5N + 4 C7H6O = C44H30N4 + 4 H2O + 6 H
Zn(H2O)4 + NaCN = ZnCN + Na + H2O =>
Zn(H2O)4 + NaCN = ZnCN + Na + 4 H2O
CoCl2*6H2O + NH4Cl + NH3 + O2 = (Co(NH3)6)Cl3 + H2O =>
4 CoCl2*6H2O + 4 NH4Cl + 20 NH3 + O2 = 4(Co(NH3)6)Cl3 + 26 H2O
NaOH + FeBr{3} = NaBr{3} + FeOH =>
NaOH + FeBr{3} = NaBr{3} + FeOH
CO2 + H2O2 = C6H12O6 + O2 =>
6 CO2 + 6 H2O2 = C6H12O6 + 9 O2
KMnO4 + Fe(OH)2 + H2O = Fe(OH)3 + KOH + MnO2 =>
KMnO4 + 3 Fe(OH)2 + 2 H2O = 3 Fe(OH)3 + KOH + MnO2
GaBr3 + Na2SO3 = Ga2(SO3)3 + NaBr =>
2 GaBr3 + 3 Na2SO3 = Ga2(SO3)3 + 6 NaBr
PbNO3(aq) + NaI(aq) = PbI2(s) + Na2NO3(aq) =>
PbNO3(aq) + 2 NaI(aq) = PbI2(s) + Na2NO3(aq)
As + NaOH = Na3AsO3 + H2 =>
2 As + 6 NaOH = 2 Na3AsO3 + 3 H2
CuSO4 + CaCO3 = CaSO4 + CuCO3 =>
CuSO4 + CaCO3 = CaSO4 + CuCO3
Fe + Cl2 = FeCl3 =>
2 Fe + 3 Cl2 = 2 FeCl3
Ba + O2(g) = BaO =>
2 Ba + O2(g) = 2 BaO
Mg + SO3 = MgSO3 =>
Mg + SO3 = MgSO3
NaNO2 + Zn + NaOH + H2O = Na2[Zn(OH)4] + NH3 =>
NaNO2 + 3 Zn + 5 NaOH + 5 H2O = 3 Na2[Zn(OH)4] + NH3
Ni(s)MgSO4(aq) = NiSO4(aq)Mg(s) =>
Ni(s)MgSO4(aq) = NiSO4(aq)Mg(s)
Cu5FeS4 + HNO3 = Cu(NO3)2 + Fe(NO3)3 + H2SO4 + NO2 + H2O =>
Cu5FeS4 + 50 HNO3 = 5 Cu(NO3)2 + Fe(NO3)3 + 4 H2SO4 + 37 NO2 + 21 H2O
AgNO3 + SiO3 = AgSiO3 + NO3 =>
AgNO3 + SiO3 = AgSiO3 + NO3
MnO2 + KOH + O2 = K2MnO4 + H2O =>
2 MnO2 + 4 KOH + O2 = 2 K2MnO4 + 2 H2O
Na(OH)2 + CO2 = Na(HCO3)2 =>
Na(OH)2 + 2 CO2 = Na(HCO3)2
FeO + S = Fe + SO2 =>
2 FeO + S = 2 Fe + SO2
H2SO4 + SN(NO3)2 = SNSO4 + HNO3 =>
H2SO4 + SN(NO3)2 = SNSO4 + 2 HNO3
Cr(OH)3 + Na2SO4 = NaOH + Cr2(SO4)3 =>
2 Cr(OH)3 + 3 Na2SO4 = 6 NaOH + Cr2(SO4)3
PbSO3 + H2SO4 = PbSO4 + H2SO3 =>
PbSO3 + H2SO4 = PbSO4 + H2SO3
KMnO4 + (CH2CHO)2 + H2SO4 = C4H6O4 + MnSO4 + K2SO4 + H2O =>
4 KMnO4 + 5(CH2CHO)2 + 6 H2SO4 = 5 C4H6O4 + 4 MnSO4 + 2 K2SO4 + 6 H2O
KI(aq) + Pb(NO3)2(aq) = KNO3(s) + PbI2(aq) =>
2 KI(aq) + Pb(NO3)2(aq) = 2 KNO3(s) + PbI2(aq)
NaCl(s) + H2SO4 = HCl(g) + Na2SO4(s) =>
2 NaCl(s) + H2SO4 = 2 HCl(g) + Na2SO4(s)
C3H5(NO3)3 = CO2 + O2 + N2 + H2O =>
4 C3H5(NO3)3 = 12 CO2 + O2 + 6 N2 + 10 H2O
S(s) + HNO3(aq) = H2SO4(aq) + H2O(l) + NO2(g) =>
S(s) + 6 HNO3(aq) = H2SO4(aq) + 2 H2O(l) + 6 NO2(g)
C2H4Cl2 + Cl2 = C2H2Cl2 + HCl =>
C2H4Cl2 + Cl2 = C2H2Cl2 + 2 HCl
AgNO3 + I2 = AgI + AgIO3 + NO2 =>
6 AgNO3 + 3 I2 = 4 AgI + 2 AgIO3 + 6 NO2
PCl5 + H2O(l) = H3PO4(aq) + HCl(aq) =>
PCl5 + 4 H2O(l) = H3PO4(aq) + 5 HCl(aq)
NH3(NH4OH) + Cu = Cu(NH4OH)2 + NH3 =>
2 NH3(NH4OH) + Cu = Cu(NH4OH)2 + 2 NH3
C6H6 + H2O = C6H8O =>
C6H6 + H2O = C6H8O
KBr + MnO2 + H2SO4 = Br2 + MnSO4 + K2SO4 + H2O =>
2 KBr + MnO2 + 2 H2SO4 = Br2 + MnSO4 + K2SO4 + 2 H2O
CuSO4(aq) + K2CO3(aq) = CuCO3 + K2SO4 =>
CuSO4(aq) + K2CO3(aq) = CuCO3 + K2SO4
Cs + H = HCs =>
Cs + H = HCs
PCl3 + H2 = PH3 + HCl =>
PCl3 + 3 H2 = PH3 + 3 HCl
Ni + Co(NO3)2 = Ni(NO3)2 + Co =>
Ni + Co(NO3)2 = Ni(NO3)2 + Co
MnO4{-}(aq) + S2{-}(aq) + H2O = MnO2 + S(s) + (OH{-}) =>
MnO4{-}(aq) + 3 S2{-}(aq) + 2 H2O = MnO2 + 6 S(s) + 4(OH{-})
Al(CH3CO2)3 + NaOH = Al(OH)3 + Na(CH3CO2) =>
Al(CH3CO2)3 + 3 NaOH = Al(OH)3 + 3 Na(CH3CO2)
CaCO3 + CaSiO3 = Ca5Si2O7(CO3)2 + CO2 =>
3 CaCO3 + 2 CaSiO3 = Ca5Si2O7(CO3)2 + CO2
CaCO3 + Fe2O3 = CaFe2O4 + CO2 =>
CaCO3 + Fe2O3 = CaFe2O4 + CO2
C3H8O3 + MnO4{-} + OH{-} = CO3{2-} + MnO4{2-} + H2O =>
C3H8O3 + 14 MnO4{-} + 20 OH{-} = 3 CO3{2-} + 14 MnO4{2-} + 14 H2O
Ba(OH)2 + HCl = BaCl2 + H2O =>
Ba(OH)2 + 2 HCl = BaCl2 + 2 H2O
HC2H3O2 + Ca(OH)2(aq) = H2O(l) + Ca(C2H3O2)2(aq) =>
2 HC2H3O2 + Ca(OH)2(aq) = 2 H2O(l) + Ca(C2H3O2)2(aq)
NaC2H3O2(aq) + H2SO4(aq) = Na2SO4(aq) + HC2H3O2(aq) =>
2 NaC2H3O2(aq) + H2SO4(aq) = Na2SO4(aq) + 2 HC2H3O2(aq)
AsCl3(s) + H2O(l) = HCl(aq) + As(OH)3(aq) =>
AsCl3(s) + 3 H2O(l) = 3 HCl(aq) + As(OH)3(aq)
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| Équations équilibrées la veille | Équations équilibrées le lendemain |
Équations équilibrées sur10/27/24
Équations équilibrées sur11/26/23
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