| Équations équilibrées la veille | Équations équilibrées le lendemain |
Al + Fe{2}O{3} = Al{2}O{3} + Fe
B2H6 + K2Cr2O7 + H2SO4 = H3BO3 + Cr2(SO4)3 + K2SO4 + H2O =>
B2H6 + 2 K2Cr2O7 + 8 H2SO4 = 2 H3BO3 + 2 Cr2(SO4)3 + 2 K2SO4 + 8 H2O
As2S5 + KOH + H2O2 = K3AsO4 + K2SO4 + H2O =>
As2S5 + 16 KOH + 20 H2O2 = 2 K3AsO4 + 5 K2SO4 + 28 H2O
NaMnO4 + Na2S + H2O = MnO2 + Na2SO4 + NaOH =>
8 NaMnO4 + 3 Na2S + 4 H2O = 8 MnO2 + 3 Na2SO4 + 8 NaOH
KMnO4 + NaHSO3 = H2O + H2SO4 + K2SO4 + MnO2 + Na2SO4 =>
4 KMnO4 + 6 NaHSO3 = 2 H2O + H2SO4 + 2 K2SO4 + 4 MnO2 + 3 Na2SO4
CuO2 + HCl = CuCl2 + H2O2 =>
CuO2 + 2 HCl = CuCl2 + H2O2
CrI3 = Cr + I =>
CrI3 = Cr + 3 I
H2 + S + OH{-} = S2{-} + H2O =>
H2 + 4 S + 2 OH{-} = 2 S2{-} + 2 H2O
AgCN + H3O{+} = H2O + Ag{+} + HCN =>
AgCN + H3O{+} = H2O + Ag{+} + HCN
N2O4 + Ca(OH)2 = Ca(NO3)2 + NO + H2O =>
3 N2O4 + 2 Ca(OH)2 = 2 Ca(NO3)2 + 2 NO + 2 H2O
Si1 + O2 = SiO4 =>
Si1 + 2 O2 = SiO4
CaCO3 + BaSO4 = Ca(SO4) + BaCO3 =>
CaCO3 + BaSO4 = Ca(SO4) + BaCO3
C5H6(l) + O2(g) = CO2(g) + H2O(g) =>
2 C5H6(l) + 13 O2(g) = 10 CO2(g) + 6 H2O(g)
Cu + N = Cu3N2 =>
3 Cu + 2 N = Cu3N2
Cl2 + Na2SO3 + H2O = HCl + Na2SO4 =>
Cl2 + Na2SO3 + H2O = 2 HCl + Na2SO4
(NH4)2S2O8 + KI = (NH4)2SO4 + K2SO4 + I2 =>
(NH4)2S2O8 + 2 KI = (NH4)2SO4 + K2SO4 + I2
Pb + NaOH + H2O = Na2[Pb(OH)6] + H2 =>
Pb + 2 NaOH + 4 H2O = Na2[Pb(OH)6] + 2 H2
K(s) + H2O(aq) = H2(g) + KOH(s) =>
2 K(s) + 2 H2O(aq) = H2(g) + 2 KOH(s)
HClO3 + (NH4)3PO4 = H3PO4 + NH4ClO3 =>
3 HClO3 + (NH4)3PO4 = H3PO4 + 3 NH4ClO3
C2H4 + O2(g) = CO2(g) + H2O(g) =>
C2H4 + 3 O2(g) = 2 CO2(g) + 2 H2O(g)
CH3COOH + BaCrO4 = CH3COO(Ba) + HCrO4 =>
CH3COOH + BaCrO4 = CH3COO(Ba) + HCrO4
FeCl2(aq) + K2S(aq) = FeS + KCl =>
FeCl2(aq) + K2S(aq) = FeS + 2 KCl
Al + O2 + H = Al(OH)3 =>
2 Al + 3 O2 + 6 H = 2 Al(OH)3
C2H5OH + MnO4{-} = MnO2 + CH3COO{-} + OH{-} + H2O =>
3 C2H5OH + 4 MnO4{-} = 4 MnO2 + 3 CH3COO{-} + OH{-} + 4 H2O
Ca3(PO4)2 + CaF2 = Ca5(PO4)3F =>
3 Ca3(PO4)2 + CaF2 = 2 Ca5(PO4)3F
C6H12 + H2O = C6H14 + O2 =>
2 C6H12 + 2 H2O = 2 C6H14 + O2
Cr(NO3)2 + Ag = Ag(NO3) + Cr =>
Cr(NO3)2 + 2 Ag = 2 Ag(NO3) + Cr
P4S3 + O2 = P4O10 + SO2 =>
P4S3 + 8 O2 = P4O10 + 3 SO2
Pb(NO3)2 + RbCl = PbCl2 + RbNO3 =>
Pb(NO3)2 + 2 RbCl = PbCl2 + 2 RbNO3
CuCl2(aq) + Na2SO4(aq) = CuSO4(s) + NaCl(aq) =>
CuCl2(aq) + Na2SO4(aq) = CuSO4(s) + 2 NaCl(aq)
CuSO4 + H2O = CuSO4*5H2O =>
CuSO4 + 5 H2O = CuSO4*5H2O
MgCl2 + (NH4)2C2O4 = MgC2O4 + NH4Cl =>
MgCl2 + (NH4)2C2O4 = MgC2O4 + 2 NH4Cl
Mg + N2 = Mg3N2 = Mg3N2 =>
3 Mg + N2 = Mg3N2
I2 + K2SO3 + H2O = KI + H2SO4 =>
I2 + K2SO3 + H2O = 2 KI + H2SO4
KOH + MnO2 + Cl2 = KMnO4 + KCl + H2O =>
8 KOH + 2 MnO2 + 3 Cl2 = 2 KMnO4 + 6 KCl + 4 H2O
Zn + NaOH + H2O + O2 = Na2[Zn(OH)4] =>
2 Zn + 4 NaOH + 2 H2O + O2 = 2 Na2[Zn(OH)4]
Li3N = Li + N2 =>
2 Li3N = 6 Li + N2
Fe(iii) + CuSO4 = Fe2(SO4)3 + Cu =>
2 Fe(iii) + 3 CuSO4 = Fe2(SO4)3 + 3 Cu
MnO4{-} + H2C2O4 = CO2 + H2O + Mn{+2} + OH{-} =>
2 MnO4{-} + 5 H2C2O4 = 10 CO2 + 2 H2O + 2 Mn{+2} + 6 OH{-}
MgCl2(aq) + Ca(OH)2(aq) = Mg(OH)2 + CaCl2(aq) =>
MgCl2(aq) + Ca(OH)2(aq) = Mg(OH)2 + CaCl2(aq)
PbO2 + Cr(OH)3 + KOH = K[Pb(OH)3] + K2CrO4 + H2O =>
3 PbO2 + 2 Cr(OH)3 + 7 KOH = 3 K[Pb(OH)3] + 2 K2CrO4 + 2 H2O
Co(s) + O2(g) = Co2O3(s) =>
4 Co(s) + 3 O2(g) = 2 Co2O3(s)
Pb + AlBr3 = Al + PbBr2 =>
3 Pb + 2 AlBr3 = 2 Al + 3 PbBr2
NaOH + CaBr2 = Ca(OH)2 + NaBr =>
2 NaOH + CaBr2 = Ca(OH)2 + 2 NaBr
Ag + H2SO4(aq) = Ag2SO4(aq) + SO2(g) + H2O(l) =>
2 Ag + 2 H2SO4(aq) = Ag2SO4(aq) + SO2(g) + 2 H2O(l)
Al(NO3)3(aq) + Na3PO4(aq) = AlPO4 + Na3(NO3)3 =>
Al(NO3)3(aq) + Na3PO4(aq) = AlPO4 + Na3(NO3)3
Br2 + CoI3 = I2 + CoBr2 =>
2 Br2 + 2 CoI3 = 3 I2 + 2 CoBr2
Na2CO3(aq) + BaCl2(aq) = BaCO3(s) + NaCl =>
Na2CO3(aq) + BaCl2(aq) = BaCO3(s) + 2 NaCl
CsOH + HNO3 = CsNO3 + H2O =>
CsOH + HNO3 = CsNO3 + H2O
K2SO3 + HNO3 = K2SO4 + H2O + NO2 =>
K2SO3 + 2 HNO3 = K2SO4 + H2O + 2 NO2
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| Équations équilibrées la veille | Équations équilibrées le lendemain |
Équations équilibrées sur10/23/24
Équations équilibrées sur11/22/23
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