| Équations équilibrées la veille | Équations équilibrées le lendemain |
Na2S2O3 + 8 HNO3 = 2 NaHSO4 + 8 NO2 + 3 H2O
Fe(OH)3 + Cl2 + NaOH = NaFeO4 + NaCl + H2O =>
Fe(OH)3 + 2 Cl2 + 5 NaOH = NaFeO4 + 4 NaCl + 4 H2O
Ba(NO3)2 + NaCl = BaCl2 + NO3 + Na =>
Ba(NO3)2 + 2 NaCl = BaCl2 + 2 NO3 + 2 Na
K + C = K4C =>
4 K + C = K4C
Ca(NO3)2 + NaCO3 = Ca(CO3)2 + Na(NO3) =>
Ca(NO3)2 + 2 NaCO3 = Ca(CO3)2 + 2 Na(NO3)
Al + Na2S = Na + Al2S =>
2 Al + Na2S = 2 Na + Al2S
FeS2 + O1 = Fe2O3 + SO2 =>
2 FeS2 + 11 O1 = Fe2O3 + 4 SO2
C3H4 + NaH2 = C3 + NaH4 =>
C3H4 + 2 NaH2 = C3 + 2 NaH4
MnO4 + H = Mn2 + H2O =>
2 MnO4 + 16 H = Mn2 + 8 H2O
Al(OH)3(s) + HBr(aq) = AlBr3(aq) + H2O(l) =>
Al(OH)3(s) + 3 HBr(aq) = AlBr3(aq) + 3 H2O(l)
FeCl3 + NH4NCS = Fe(NCS)3 + NH4Cl =>
FeCl3 + 3 NH4NCS = Fe(NCS)3 + 3 NH4Cl
H2O2 + H2SO4 + KI = K2SO4 + H2O + I2 =>
H2O2 + H2SO4 + 2 KI = K2SO4 + 2 H2O + I2
Pb(s) + Br2(l) = PbBr4(s) =>
Pb(s) + 2 Br2(l) = PbBr4(s)
AuCl3 + Na2SO4 = NaCl + Au2(SO4)3 =>
2 AuCl3 + 3 Na2SO4 = 6 NaCl + Au2(SO4)3
H3AsO4 + Cu(OH)2 = CuHAsO4 + H2O =>
H3AsO4 + Cu(OH)2 = CuHAsO4 + 2 H2O
Br + NaI = BrI + Na =>
Br + NaI = BrI + Na
C6H13NO2 + HCl = ClNH3(CH3)2CH2(CH)2COOH =>
C6H13NO2 + HCl = ClNH3(CH3)2CH2(CH)2COOH
NaSO4 + BaCl2 = Na2Ba + Cl(SO4) =>
2 NaSO4 + BaCl2 = Na2Ba + 2 Cl(SO4)
Pb(NO3)2 + KI = PbI2 + KNO3 = Pb(NO3)2 + KI =>
Pb(NO3)2 + 2 KI = PbI2 + 2 KNO3
Zn2(OH)2SO4 + HNO3 = Zn(NO3)2 + SO3 + H2O =>
Zn2(OH)2SO4 + 4 HNO3 = 2 Zn(NO3)2 + SO3 + 3 H2O
Se + H2SO4 = Se2(SO4)3 + H2 =>
2 Se + 3 H2SO4 = Se2(SO4)3 + 3 H2
NaCO3 + HCl = Na + HClCO3 =>
NaCO3 + HCl = Na + HClCO3
(NH4)2S + CdCl2 = NH4Cl + CdS =>
(NH4)2S + CdCl2 = 2 NH4Cl + CdS
K2SO3 + AgNO3 + NaOH = K2SO4 + Ag + NaNO3 + H2O =>
K2SO3 + 2 AgNO3 + 2 NaOH = K2SO4 + 2 Ag + 2 NaNO3 + H2O
NaMnO4 + Ba = Ba(MnO4)2 + Na =>
2 NaMnO4 + Ba = Ba(MnO4)2 + 2 Na
Fe2(SO4)3 + NaI = FeI2 + I2 + Na2SO4 =>
Fe2(SO4)3 + 6 NaI = 2 FeI2 + I2 + 3 Na2SO4
MgCl2 + AgNO3(aq) = Mg(NO3)2(aq) + AgCl =>
MgCl2 + 2 AgNO3(aq) = Mg(NO3)2(aq) + 2 AgCl
Pb(OH)2 + HCl = PbCl2 + H2O* =>
Pb(OH)2 + 2 HCl = PbCl2 + 2 H2O*
C7H5OCl + KOH = C7H7OCl + C7H5O2Cl + K =>
3 C7H5OCl + 2 KOH = C7H7OCl + 2 C7H5O2Cl + 2 K
AlH3 + HNO3 = Al(NO3)3 + H2 =>
AlH3 + 3 HNO3 = Al(NO3)3 + 3 H2
HClO2 + Fe = Fe(ClO2)2 + H2 =>
2 HClO2 + Fe = Fe(ClO2)2 + H2
K + CH3CO2 = CH3CO2K =>
K + CH3CO2 = CH3CO2K
Co(HCO3)2 = CoCO3 + H2O + CO2 =>
Co(HCO3)2 = CoCO3 + H2O + CO2
MnCl2 + KBrO3 + KOH = KBr + KMnO4 + KCl + H2O =>
6 MnCl2 + 5 KBrO3 + 18 KOH = 5 KBr + 6 KMnO4 + 12 KCl + 9 H2O
Zn(ac) + Ag(s) = Ag2Zn =>
Zn(ac) + 2 Ag(s) = Ag2Zn
PCl3 + KMnO4 + H2SO4 = H3PO4 + Cl2 + K2SO4 + MnSO4 =>
2 PCl3 + 2 KMnO4 + 3 H2SO4 = 2 H3PO4 + 3 Cl2 + K2SO4 + 2 MnSO4
Mn(OH)2 + H2O2 = Mn(OH)4 =>
Mn(OH)2 + H2O2 = Mn(OH)4
CO2 + NH3 + H2O = (NH4)2CO3 =>
CO2 + 2 NH3 + H2O = (NH4)2CO3
H2SO4 + CU = CUSO4 + SO2 + H2O =>
2 H2SO4 + CU = CUSO4 + SO2 + 2 H2O
CO(g) + H2(g) = C8H18(g) + H2O =>
8 CO(g) + 17 H2(g) = C8H18(g) + 8 H2O
Al(NO3)3 + Cu(OH)2 = Al(OH)3 + Cu(NO3)2 =>
2 Al(NO3)3 + 3 Cu(OH)2 = 2 Al(OH)3 + 3 Cu(NO3)2
H3P + Ba(OH)2 = HOH + Ba3P2 =>
2 H3P + 3 Ba(OH)2 = 6 HOH + Ba3P2
FeOH2 = FeH2O =>
FeOH2 = FeH2O
ZnCrO4 + AgNO3 = Zn(NO3)2 + Ag2CrO4 =>
ZnCrO4 + 2 AgNO3 = Zn(NO3)2 + Ag2CrO4
Na2CO3 + Cu(NO3)2 = NaNO3 + Cu(CO3) =>
Na2CO3 + Cu(NO3)2 = 2 NaNO3 + Cu(CO3)
ClCa2 = Ca + Cl2 =>
2 ClCa2 = 4 Ca + Cl2
Ag2(CO3) + Fe(C2H3O2)2 = FeCO3 + Ag(C2H3O2) =>
Ag2(CO3) + Fe(C2H3O2)2 = FeCO3 + 2 Ag(C2H3O2)
Ag + (H2S) + O2 = (Ag2S) + (H2O) =>
4 Ag + 2(H2S) + O2 = 2(Ag2S) + 2(H2O)
C12H26(g) + O2(g) = CO2(g) + H2O(g) =>
2 C12H26(g) + 37 O2(g) = 24 CO2(g) + 26 H2O(g)
N2O2 + H2 = N2O + H2O =>
N2O2 + H2 = N2O + H2O
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| Équations équilibrées la veille | Équations équilibrées le lendemain |
Équations équilibrées sur10/25/24
Équations équilibrées sur11/24/23
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