| Équations équilibrées la veille |
2 FeCl2 + 4 H2SO4 = Fe2(SO4)3 + 4 HCl + SO2 + 2 H2O
Bariumchloride + sodiumhydroxide = Bariumhydroxide + sodiumchloride =>
BaCl2 + 2 NaOH = Ba(OH)2 + 2 NaCl
KI + Cu(SO2) = K(SO2) + CuI =>
KI + Cu(SO2) = K(SO2) + CuI
Zn(BrO3)2 = Zn + BrO3 =>
Zn(BrO3)2 = Zn + 2 BrO3
Al + HNO3 = Al2O3 + N02 + H2O =>
10 Al + 6 HNO3 = 5 Al2O3 + 3 N02 + 3 H2O
Au + NaNO3 + NaOH = Na(AuO2) + NaNO2 + H2O =>
2 Au + 3 NaNO3 + 2 NaOH = 2 Na(AuO2) + 3 NaNO2 + H2O
Pb(NO3)2 + NaI = PbI2 + NaNO3 =>
Pb(NO3)2 + 2 NaI = PbI2 + 2 NaNO3
NaCl + PbO2 + H2SO4 = Cl2 + PbSO4 + Na2SO4 + H2O =>
2 NaCl + PbO2 + 2 H2SO4 = Cl2 + PbSO4 + Na2SO4 + 2 H2O
BaCl2 + Fe2S3 = Ba2S2 + FeCl3 =>
6 BaCl2 + 2 Fe2S3 = 3 Ba2S2 + 4 FeCl3
NiCl2(s) + O2(g) = NiO(s) + Cl205(g) =>
410 NiCl2(s) + 205 O2(g) = 410 NiO(s) + 4 Cl205(g)
AgCH3CO2 + (NH4)2CO3 = AgCO3 + (NH4)2CH3CO2 =>
AgCH3CO2 + (NH4)2CO3 = AgCO3 + (NH4)2CH3CO2
CH3COOH + Na(CO3)2 = CH3COONa + H(CO3)2 =>
CH3COOH + Na(CO3)2 = CH3COONa + H(CO3)2
Co + PbSO4 = CoSO4 + Pb =>
Co + PbSO4 = CoSO4 + Pb
AgNO3 + SnCl4 = AgCl2 + Sn(NO3)2 =>
2 AgNO3 + SnCl4 = 2 AgCl2 + Sn(NO3)2
NaHCO3(aq) + C6H8O7(aq) = Na3C6H5O7(aq) + CO2(g) + H2O(l) =>
3 NaHCO3(aq) + C6H8O7(aq) = Na3C6H5O7(aq) + 3 CO2(g) + 3 H2O(l)
MgBr + F2 = MgF + Br2 =>
2 MgBr + F2 = 2 MgF + Br2
K2Cr2O7 + H2O2 = KOH + CrO2 + O2 =>
2 K2Cr2O7 + 2 H2O2 = 4 KOH + 4 CrO2 + 3 O2
S + Na2O = SNa2 + O =>
S + Na2O = SNa2 + O
SnSO4 + Ba = Ba2SO4 + Sn =>
SnSO4 + 2 Ba = Ba2SO4 + Sn
CaOH + KNO3 = Ca(NO3) + KOH =>
CaOH + KNO3 = Ca(NO3) + KOH
K2Cr2O7 + C2H6O + H2SO4 = Cr2(SO4)3 + C2H4O2 + K2SO4 + H2O(l) =>
2 K2Cr2O7 + 3 C2H6O + 8 H2SO4 = 2 Cr2(SO4)3 + 3 C2H4O2 + 2 K2SO4 + 11 H2O(l)
SO2(g) + O(g) = SO3 =>
SO2(g) + O(g) = SO3
Cu{2} + Al = Cu + Al{3+} =>
3 Cu{2} + 2 Al = 3 Cu + 2 Al{3+}
AgCl + NH4OH = Ag(NH3) + Cl + H2O =>
AgCl + NH4OH = Ag(NH3) + Cl + H2O
NaNO3 + SO2 = NaNO2 + SO3 =>
NaNO3 + SO2 = NaNO2 + SO3
CaCO3(s) + HCl(aq) = CaCl2(aq) + H2O(g) + CO2(g) =>
CaCO3(s) + 2 HCl(aq) = CaCl2(aq) + H2O(g) + CO2(g)
SCo3O4 + NH4Cl = Co3O4 + SCl2 + NH4 =>
SCo3O4 + 2 NH4Cl = Co3O4 + SCl2 + 2 NH4
Cu(OH)2 + NaNO3 = Cu(OH)NO3 + NaOH =>
Cu(OH)2 + NaNO3 = Cu(OH)NO3 + NaOH
Pb(OH)2 + BaO = Ba(PbO2) + H2O =>
Pb(OH)2 + BaO = Ba(PbO2) + H2O
Li3O4P + Al2O3 = AlPO4 + Li2O =>
2 Li3O4P + Al2O3 = 2 AlPO4 + 3 Li2O
K2MnO4 + Na2S2O3 + HCl = KCl + MnCl2 + NaCl + SO2 + H2O =>
K2MnO4 + Na2S2O3 + 6 HCl = 2 KCl + MnCl2 + 2 NaCl + 2 SO2 + 3 H2O
Zn(s) + HCl(aq) = Hydrogen + zincchloride =>
Zn(s) + 2 HCl(aq) = H2 + ZnCl2
CH3{-}CHCl{-}CH2Cl = CH3{-}CH = CH2 + Cl2 =>
CH3{-}CHCl{-}CH2Cl = CH3{-}CH
NaMgO = NaOMg =>
NaMgO = NaOMg
Mg + HCl(aq) = H2(g) + MgCl(aq) =>
2 Mg + 2 HCl(aq) = H2(g) + 2 MgCl(aq)
(NH4)2S + ZnCl2 = Zn(NH4)2 + SCl2 =>
(NH4)2S + ZnCl2 = Zn(NH4)2 + SCl2
Fe2(SO4)3 + H2SO4 + O2 = H2O + Fe(SO4)3 =>
2 Fe2(SO4)3 + 6 H2SO4 + 3 O2 = 6 H2O + 4 Fe(SO4)3
C6H10Br2 + KOH = C6H10(OH)2 + KBr =>
C6H10Br2 + 2 KOH = C6H10(OH)2 + 2 KBr
Mn2O7 + NaOH = MnOH + Na2O7 =>
Mn2O7 + 2 NaOH = 2 MnOH + Na2O7
KMnO4 + H2S = K2S + Mn2O7 + H2O =>
2 KMnO4 + H2S = K2S + Mn2O7 + H2O
Ba(OH)2 + H2SO4 = BaSO4 + H2O =>
Ba(OH)2 + H2SO4 = BaSO4 + 2 H2O
A + B = e + AB{+} =>
A + B = e + AB{+}
CuSO4*5H2O = CuSO4 + H2O =>
CuSO4*5H2O = CuSO4 + 5 H2O
F2 + Al2 = AlF3 =>
3 F2 + Al2 = 2 AlF3
NaOH + Fe = NaFeH + O2 =>
2 NaOH + 2 Fe = 2 NaFeH + O2
C2H3COONa + H2O = C2H3COOH + NaOH =>
C2H3COONa + H2O = C2H3COOH + NaOH
Na2S2O3 + Cu2SO4 = Na2SO4 + Cu2S2O3 =>
Na2S2O3 + Cu2SO4 = Na2SO4 + Cu2S2O3
Na2C2O4H2SO4 = Na2SO4H2C2O4 =>
Na2C2O4H2SO4 = Na2SO4H2C2O4
C3H10N2 + C7H6O2 + C2H6O = C17H18N2O2 + C3H8O2 =>
9 C3H10N2 + 22 C7H6O2 + 22 C2H6O = 9 C17H18N2O2 + 24 C3H8O2
C2H8N2 + C6H10O2 = C2H4N2C2H4N2C6H10C6H10 + H2O =>
2 C2H8N2 + 2 C6H10O2 = C2H4N2C2H4N2C6H10C6H10 + 4 H2O
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