| Équations équilibrées la veille | Équations équilibrées le lendemain |
7 C6H5CHCH2 + 8 KMnO4 + 12 H2SO4 = 8 MnSO4 + 4 K2SO4 + 8 C6H5COOH + 16 H2O
Sr(OH)2 + HBrO3 = SrBr2O6 + H2O =>
Sr(OH)2 + 2 HBrO3 = SrBr2O6 + 2 H2O
Mg(s) + H2O(aq) = Mg(OH)2(aq) + H2(g) =>
Mg(s) + 2 H2O(aq) = Mg(OH)2(aq) + H2(g)
FeSO4 + Ba(OH)2 = Fe(OH)3 + Ba3(SO4)2 =>
2 FeSO4 + 3 Ba(OH)2 = 2 Fe(OH)3 + Ba3(SO4)2
Al(s) + FeO3(s) = Fe(s) + Al2O3(s) =>
2 Al(s) + FeO3(s) = Fe(s) + Al2O3(s)
Cr2O3 + NaOH = NaCrO2 + H2O =>
Cr2O3 + 2 NaOH = 2 NaCrO2 + H2O
FeS2 + O2 = Fe23 + SO2 =>
23 FeS2 + 46 O2 = Fe23 + 46 SO2
Al + C2F4 = AlF3 + Al4C3 =>
12 Al + 3 C2F4 = 4 AlF3 + 2 Al4C3
H2SO4 + KI = K2SO4 + I2 + H2S + H2O =>
5 H2SO4 + 8 KI = 4 K2SO4 + 4 I2 + H2S + 4 H2O
CaHPO4 = Ca3(PO4)2 + H3PO4 =>
3 CaHPO4 = Ca3(PO4)2 + H3PO4
Al + SiC = Al4C3 + Si =>
4 Al + 3 SiC = Al4C3 + 3 Si
AgNo3 + HI = AgI + HNo3 =>
AgNo3 + HI = AgI + HNo3
Na2C2O4 + H2SO4 = Na2SO4 + C2O4H2 =>
Na2C2O4 + H2SO4 = Na2SO4 + C2O4H2
C3H7COOH + NH3 = C3H7COONH4 =>
C3H7COOH + NH3 = C3H7COONH4
CaS + MgI2 = CaI2 + MgS =>
CaS + MgI2 = CaI2 + MgS
SO2 + (Cr2O7)2{-} + H = (SO4)2{-} + Cr3 + H2O =>
6 SO2 + 3(Cr2O7)2{-} + 60 H = 3(SO4)2{-} + 4 Cr3 + 30 H2O
Na + Mg3N2 = Na3N + Mg2 =>
12 Na + 2 Mg3N2 = 4 Na3N + 3 Mg2
K2SO4 + Pb(CH3COO)2 = K(CH3COO)2 + SO4Pb2 =>
K2SO4 + 2 Pb(CH3COO)2 = 2 K(CH3COO)2 + SO4Pb2
CH3OCH3 + HCl = CH3OH + CH3Cl =>
CH3OCH3 + HCl = CH3OH + CH3Cl
C2H3COOC3H7 + O2 = CO2 + H2O =>
2 C2H3COOC3H7 + 15 O2 = 12 CO2 + 10 H2O
AgNO3 + AI = Ag + AI(NO3)3 =>
3 AgNO3 + AI = 3 Ag + AI(NO3)3
NaAu(CN)2 + Zn = Au + Na2Zn(CN)4 =>
2 NaAu(CN)2 + Zn = 2 Au + Na2Zn(CN)4
FeCl3 + K2SO3 = Fe2(SO3)3 + KCl =>
2 FeCl3 + 3 K2SO3 = Fe2(SO3)3 + 6 KCl
HClNaSO4 = HSO4NaCl =>
HClNaSO4 = HSO4NaCl
Fe2O3 + H = Fe + H2O =>
Fe2O3 + 6 H = 2 Fe + 3 H2O
H3P + H2O = H3O + P =>
H3P + 3 H2O = 3 H3O + P
O3 + Na2 = NaO =>
2 O3 + 3 Na2 = 6 NaO
NaBr + HNO3 = Br2 + NO2*NaNO3 + H2O =>
2 NaBr + 4 HNO3 = Br2 + 2 NO2*NaNO3 + 2 H2O
NaH + SO3 = NaHSO3 =>
NaH + SO3 = NaHSO3
CO2 + PbO = O2 + PbC2 =>
4 CO2 + 2 PbO = 5 O2 + 2 PbC2
Na2S2O3 + I2 = Na2S4O6 + NaI =>
2 Na2S2O3 + I2 = Na2S4O6 + 2 NaI
K2(C2O4)(aq) + CaCl2(aq) = KCl(aq) + Ca(C2O4)(aq) =>
K2(C2O4)(aq) + CaCl2(aq) = 2 KCl(aq) + Ca(C2O4)(aq)
*Fe + O2 = Fe2O3 =>
4*Fe + 3 O2 = 2 Fe2O3
Pb(NO3)2 + H2O = Pb + HNO3 + H2O2 =>
Pb(NO3)2 + 2 H2O = Pb + 2 HNO3 + H2O2
AgNo3(aq) + NaBr(aq) = AgBr(s) + NaNo3(aq) =>
AgNo3(aq) + NaBr(aq) = AgBr(s) + NaNo3(aq)
Zn2 + SnCl4 = ZnCl2 + Sn4 =>
4 Zn2 + 4 SnCl4 = 8 ZnCl2 + Sn4
FeCl3 + F = FCl + Fe =>
FeCl3 + 3 F = 3 FCl + Fe
H2O + Fe + HNO3 = Fe2O3 + NH4NO3 =>
3 H2O + 8 Fe + 6 HNO3 = 4 Fe2O3 + 3 NH4NO3
NaMnO4 + C4H8 + HClO4 = CO2 + MnO + NaCl + H2O =>
24 NaMnO4 + 13 C4H8 + 24 HClO4 = 52 CO2 + 24 MnO + 24 NaCl + 64 H2O
Cu + HNO3 + H2SO4 = CuSO4 + NO2*H2O =>
Cu + 2 HNO3 + H2SO4 = CuSO4 + 2 NO2*H2O
Au(OH)3 + HF = AuF3 + H2O =>
Au(OH)3 + 3 HF = AuF3 + 3 H2O
SO3{2-} + I2 + H2O = H{+} + SO4{2-} + I{-} =>
SO3{2-} + I2 + H2O = 2 H{+} + SO4{2-} + 2 I{-}
BiC7H5O4 + H2SO4 = C7H6O3 + H2O + Bi2(SO4)3 =>
2 BiC7H5O4 + 3 H2SO4 = 2 C7H6O3 + 2 H2O + Bi2(SO4)3
Cu + Na2S2O4 = CuS2O4 + Na =>
Cu + Na2S2O4 = CuS2O4 + 2 Na
SnCl4 + NH4Cl = (NH4)2SnCl6 =>
SnCl4 + 2 NH4Cl = (NH4)2SnCl6
K + MnO4 = KMnO4 =>
K + MnO4 = KMnO4
C17H33COOH + H2 = C17H35COOH =>
C17H33COOH + H2 = C17H35COOH
CaO + Mn2(SO4)3 = Mn2O3 + CaSO4 =>
3 CaO + Mn2(SO4)3 = Mn2O3 + 3 CaSO4
CH3COOH(ac) + KOH(ac) = CH3COOK + H2O =>
CH3COOH(ac) + KOH(ac) = CH3COOK + H2O
S + NaF + Cl = NaCl + SF4 =>
S + 4 NaF + 4 Cl = 4 NaCl + SF4
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| Équations équilibrées la veille | Équations équilibrées le lendemain |
Équations équilibrées sur12/19/24
Équations équilibrées sur01/18/24
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