| Équations équilibrées la veille | Équations équilibrées le lendemain |
2 ROH + 2 K = 2 ROK + H2
MnCl2 + H2O + KMnO4 = MnO2 + HCl + KCl =>
3 MnCl2 + 2 H2O + 2 KMnO4 = 5 MnO2 + 4 HCl + 2 KCl
KI + MnO2 + H2SO4 = KSO4 + MnSO4 + I2 + H2O =>
2 KI + 2 MnO2 + 4 H2SO4 = 2 KSO4 + 2 MnSO4 + I2 + 4 H2O
Li2O2 + H2O = Li(OH) + O2 =>
2 Li2O2 + 2 H2O = 4 Li(OH) + O2
KMnO4 + C6H8O6 + H2SO4 = C6H6O6 + MnSO4 + K2SO4 + H2O =>
2 KMnO4 + 5 C6H8O6 + 3 H2SO4 = 5 C6H6O6 + 2 MnSO4 + K2SO4 + 8 H2O
[Cu(NH3)4](NO3)2 + H2O2 = Cu + NO2 + H2O =>
[Cu(NH3)4](NO3)2 + 12 H2O2 = Cu + 6 NO2 + 18 H2O
KO5 + CO2 = K2C2O4 + O =>
2 KO5 + 2 CO2 = K2C2O4 + 10 O
Zn + H2SO4 = ZnS + H2 + O =>
Zn + H2SO4 = ZnS + H2 + 4 O
C6H5NO2 + H2SO4 = NH3 + CO2 + H2O + HSO3 =>
C6H5NO2 + 22 H2SO4 = NH3 + 6 CO2 + 12 H2O + 22 HSO3
Na2O + CO2 = Na2CO3 =>
Na2O + CO2 = Na2CO3
(NH4)2S + K2Cr2O7 + H2O + KOH = S + K3(Cr(OH)6) + N2 =>
3(NH4)2S + 4 K2Cr2O7 + 4 H2O + 16 KOH = 3 S + 8 K3(Cr(OH)6) + 3 N2
Pb(NO3)2 + H2C2O4 = HNO3 + PbC2O4 =>
Pb(NO3)2 + H2C2O4 = 2 HNO3 + PbC2O4
FeCl3 + H2C2O4 = HCl + CO2 + FeCl2 =>
2 FeCl3 + H2C2O4 = 2 HCl + 2 CO2 + 2 FeCl2
Ba(AlO2)2 + H2SO4 = BaSO4 + Al2O3 + H2O =>
Ba(AlO2)2 + H2SO4 = BaSO4 + Al2O3 + H2O
CuSO4 + Mg = Cu + SO2 + MgO =>
CuSO4 + 2 Mg = Cu + SO2 + 2 MgO
C14H30 + Br = C14H29Br + HBr =>
C14H30 + 2 Br = C14H29Br + HBr
Zn + O2 = ZnO =>
2 Zn + O2 = 2 ZnO
Ca + Fe2O3 = Fe2 + CaO3 =>
Ca + Fe2O3 = Fe2 + CaO3
C9H10O3 + C9H8O + NaOH = C18H16O3 + NaOH2 =>
C9H10O3 + 3 C9H8O + 2 NaOH = 2 C18H16O3 + 2 NaOH2
NaOH + NaClO + MnSO4 = Na2SO4 + MnO2 + NaCl + H2O =>
2 NaOH + NaClO + MnSO4 = Na2SO4 + MnO2 + NaCl + H2O
Mn + H10S5O15 = Mn2(SO3)3 + H2 =>
10 Mn + 3 H10S5O15 = 5 Mn2(SO3)3 + 15 H2
C8H18 + O2 = C20 + H2O =>
10 C8H18 + 45 O2 = 4 C20 + 90 H2O
Na2O(s) + H2SO4(aq) = Na2SO4(aq) + H2O(l) =>
Na2O(s) + H2SO4(aq) = Na2SO4(aq) + H2O(l)
X2 + Y2 + Z = X3Z3Y4 =>
3 X2 + 4 Y2 + 6 Z = 2 X3Z3Y4
K2CrO4 + H2S = S + Cr2O3 + H2O + K2S =>
2 K2CrO4 + 5 H2S = 3 S + Cr2O3 + 5 H2O + 2 K2S
C6H10O6(s) + O2(g) = CO2(g) + H2O(l) =>
2 C6H10O6(s) + 11 O2(g) = 12 CO2(g) + 10 H2O(l)
PO4 + Cr(OH)2 = (Cr(OH)2)3PO4 =>
PO4 + 3 Cr(OH)2 = (Cr(OH)2)3PO4
Zn + O2 = ZnO =>
2 Zn + O2 = 2 ZnO
I2 + C12H22O11 + NaOH = C12H21O12Na + NaI + H2O =>
I2 + C12H22O11 + 3 NaOH = C12H21O12Na + 2 NaI + 2 H2O
K2SO4 + Hg2(NO3)2 = KNO3 + Hg2SO4 =>
K2SO4 + Hg2(NO3)2 = 2 KNO3 + Hg2SO4
I2 + CdS + H{+} = HI + S + Cd{+2} =>
I2 + CdS + 2 H{+} = 2 HI + S + Cd{+2}
FeCl2 + H1O2 + HCl = FeCl3 + H2O =>
3 FeCl2 + H1O2 + 3 HCl = 3 FeCl3 + 2 H2O
Ni + O2 + H2O = Ni(OH)2 =>
2 Ni + O2 + 2 H2O = 2 Ni(OH)2
Ca + H2O = (CaOH)2 + H =>
2 Ca + 2 H2O = (CaOH)2 + 2 H
Al(OH)3 + H2SO4 = Al2(SO4)3 + H2O =>
2 Al(OH)3 + 3 H2SO4 = Al2(SO4)3 + 6 H2O
Sr(NO3)2*6H2O + Ce(NO3)3*6H2O + C10H16N2O8 = Sr2CeO4 + H2O + N2 + CO2 =>
40 Sr(NO3)2*6H2O + 20 Ce(NO3)3*6H2O + 17 C10H16N2O8 = 20 Sr2CeO4 + 496 H2O + 87 N2 + 170 CO2
N2* + H2* = NH3* =>
N2* + 3 H2* = 2 NH3*
Zn + HBr = Zn(Br2) + H2 =>
Zn + 2 HBr = Zn(Br2) + H2
NaF + Mg(NO3)2 = Na + NO3 + MgF2 =>
2 NaF + Mg(NO3)2 = 2 Na + 2 NO3 + MgF2
Ag + Au(NO3)2 = Ag(NO3) + Au =>
2 Ag + Au(NO3)2 = 2 Ag(NO3) + Au
Na2S + Zn(CH3COO) = Na2(CH3COO) + SZn =>
Na2S + Zn(CH3COO) = Na2(CH3COO) + SZn
Pb5(VO4)Cl + NaCl + O2 = NaVO3 + ClO2 + PbNa3 =>
2 Pb5(VO4)Cl + 32 NaCl + 33 O2 = 2 NaVO3 + 34 ClO2 + 10 PbNa3
PBr = Br + P =>
PBr = Br + P
As2S3 + NaOH = Na3AsO3 + Na3AsS3 + H2O =>
As2S3 + 6 NaOH = Na3AsO3 + Na3AsS3 + 3 H2O
Na2SO3 = Na + SO3 =>
Na2SO3 = 2 Na + SO3
X + Fe2O3 = X2O3 + Fe =>
2 X + Fe2O3 = X2O3 + 2 Fe
Ca2I + Zn = ZnI2 + Ca =>
2 Ca2I + Zn = ZnI2 + 4 Ca
H8C6O7 + OH = H5C6O7 + H2O =>
H8C6O7 + 3 OH = H5C6O7 + 3 H2O
Ca3(PO4)2 + Si2(O2)4 + C = P + Ca4(SiO4)2 + C2O4 =>
4 Ca3(PO4)2 + 3 Si2(O2)4 + 16 C = 8 P + 3 Ca4(SiO4)2 + 8 C2O4
Cr2O3(s) + Si(l) = Cr(l) + SiO2(s) =>
2 Cr2O3(s) + 3 Si(l) = 4 Cr(l) + 3 SiO2(s)
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| Équations équilibrées la veille | Équations équilibrées le lendemain |
Équations équilibrées sur07/24/24
Équations équilibrées sur08/23/23
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