| Équations équilibrées la veille |
C4H8Br2 + 2 Na = C4H8 + 2 NaBr
Nb + B4C = Nb5B6 + Nb4C3 =>
14 Nb + 3 B4C = 2 Nb5B6 + Nb4C3
Al2S3 + H2S = Al + H2S4 =>
Al2S3 + H2S = 2 Al + H2S4
KClO4 + Na2SO3 + H2SO4 = Na2SO4 + Cl2 + K2SO4 + H2O =>
2 KClO4 + 7 Na2SO3 + H2SO4 = 7 Na2SO4 + Cl2 + K2SO4 + H2O
Al2(SO4)3 + Ba(Cl)2 = Al(Cl)3 + Ba(SO4) =>
Al2(SO4)3 + 3 Ba(Cl)2 = 2 Al(Cl)3 + 3 Ba(SO4)
NaOH + KPH = Na + K + P + H2O =>
NaOH + KPH = Na + K + P + H2O
K + HO = KOH =>
K + HO = KOH
Ru + O2 = RuO2 =>
Ru + O2 = RuO2
KMnO4(aq) + FeSO4(aq) + H2SO4(aq) = Fe2(SO4)3(aq) + MnSO4(aq) + K2SO4(aq) + H2O(l) =>
2 KMnO4(aq) + 10 FeSO4(aq) + 8 H2SO4(aq) = 5 Fe2(SO4)3(aq) + 2 MnSO4(aq) + K2SO4(aq) + 8 H2O(l)
Na2SO4(aq) + KOH(aq) = NaOH + K2SO4 =>
Na2SO4(aq) + 2 KOH(aq) = 2 NaOH + K2SO4
Fe + HCl = FeCl2 + H2 =>
Fe + 2 HCl = FeCl2 + H2
Ba + K2(CO3) = K2 + Ba(CO3) =>
Ba + K2(CO3) = K2 + Ba(CO3)
C7H5O2Na + HCl = C7H6O2 + NaCl =>
C7H5O2Na + HCl = C7H6O2 + NaCl
HNO3NaOH = NaNO3H2O =>
HNO3NaOH = NaNO3H2O
HCl + CrCO3 = CrCl2 + H2O + CO2 =>
2 HCl + CrCO3 = CrCl2 + H2O + CO2
CaF2 + O2 = CaO + F2 =>
2 CaF2 + O2 = 2 CaO + 2 F2
CH3OH(l) + O2 = CO2 + H2O =>
2 CH3OH(l) + 3 O2 = 2 CO2 + 4 H2O
N2 + Ca = N2Ca3 =>
N2 + 3 Ca = N2Ca3
C18H32O2 + CH4O = C19H36O2 + C3H8O3 =>
17 C18H32O2 + 28 CH4O = 16 C19H36O2 + 10 C3H8O3
Ca + Na{+} = Ca2{+} + Na =>
2 Ca + Na{+} = Ca2{+} + Na
MgSO3 + H2O = MgSO4 + H2 =>
MgSO3 + H2O = MgSO4 + H2
Fe + Na = FeNa2 =>
Fe + 2 Na = FeNa2
Hg{2+} + Ni = Hg + Ni{2+} =>
Hg{2+} + Ni = Hg + Ni{2+}
ClO + H2 = OH + HCl =>
ClO + H2 = OH + HCl
KClO4 + Na2SO3 + H2SO4 = Na2SO4 + Cl2 + K2SO4 + H2O =>
2 KClO4 + 7 Na2SO3 + H2SO4 = 7 Na2SO4 + Cl2 + K2SO4 + H2O
La + HNO3 = La(NO3)4 + NO + H2O =>
3 La + 16 HNO3 = 3 La(NO3)4 + 4 NO + 8 H2O
COS + NaOH = Na2CO3 + NaHS + H2O =>
COS + 3 NaOH = Na2CO3 + NaHS + H2O
Pb(C2H3O2)4 + Al2(SO4)3 = Pb2(SO4)4 + Al(C2H3O2)3 =>
6 Pb(C2H3O2)4 + 4 Al2(SO4)3 = 3 Pb2(SO4)4 + 8 Al(C2H3O2)3
H2SO3(aq) + CsOH(aq) = Cs2SO3(s) + H2O(l) =>
H2SO3(aq) + 2 CsOH(aq) = Cs2SO3(s) + 2 H2O(l)
C6H12O7 + NaHCO3 = C6H11O7Na + CO2 + H2O =>
C6H12O7 + NaHCO3 = C6H11O7Na + CO2 + H2O
Ni(s) + HI(aq) = NiI + H2 =>
2 Ni(s) + 2 HI(aq) = 2 NiI + H2
MgO2 + Al = AlO2 + Mg =>
MgO2 + Al = AlO2 + Mg
K(s) + HNO3(aq) = KNO3(aq) + H2 =>
2 K(s) + 2 HNO3(aq) = 2 KNO3(aq) + H2
NaClO2 + KI + H2SO4 = I2 + NaCl + K2SO4 + H2O =>
NaClO2 + 4 KI + 2 H2SO4 = 2 I2 + NaCl + 2 K2SO4 + 2 H2O
HI + CaCrO4 = HCrO4 + CaI =>
HI + CaCrO4 = HCrO4 + CaI
HNO3NaOH = NaNO3H2O =>
HNO3NaOH = NaNO3H2O
Si2H2 + O2 = SiO2 + H2O3 =>
2 Si2H2 + 7 O2 = 4 SiO2 + 2 H2O3
C4H6 + H2O = C4H6*H2O =>
C4H6 + H2O = C4H6*H2O
NiS = Ni + S =>
NiS = Ni + S
N2 + O2 = NO2 =>
N2 + 2 O2 = 2 NO2
K2CO3(s) + HNO3(aq) = CO2(g) + H2O(l) + KNO3(aq) =>
K2CO3(s) + 2 HNO3(aq) = CO2(g) + H2O(l) + 2 KNO3(aq)
K2ReO4 + H2O = KReO4 + ReO2 + KOH =>
3 K2ReO4 + 2 H2O = 2 KReO4 + ReO2 + 4 KOH
N2O4 + BrO3{-} + H2O = NO3{-} + Br{-} + H{+} =>
3 N2O4 + BrO3{-} + 3 H2O = 6 NO3{-} + Br{-} + 6 H{+}
Zn + NO2{-} + OH{-} + H2O = [Zn(OH)4]{-} + NH3 =>
2 Zn + NO2{-} + OH{-} + 5 H2O = 2[Zn(OH)4]{-} + NH3
Sr(OH)2 + HC2H3O2 = Sr(C2H3O2)2 + HOH =>
Sr(OH)2 + 2 HC2H3O2 = Sr(C2H3O2)2 + 2 HOH
NH4 + I2 = N2I6 + H2 =>
2 NH4 + 3 I2 = N2I6 + 4 H2
V2O5 + Ca = CaO + V =>
V2O5 + 5 Ca = 5 CaO + 2 V
Cr + OH{-} + H2O2 = CrO4{2-} + H2O =>
Cr + 2 OH{-} + 3 H2O2 = CrO4{2-} + 4 H2O
CuO + Au = Cu + AuO =>
CuO + Au = Cu + AuO
C2H5OH + CH2O2 = C3H6O2 + H2O =>
C2H5OH + CH2O2 = C3H6O2 + H2O
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