Équations équilibrées la veille |
Na2(SO4) + Pb(NO3)2 = 2 NaNO3 + PbSO4
TaCl5 + O2 = TaOCl3 + Cl2 =>
2 TaCl5 + O2 = 2 TaOCl3 + 2 Cl2
NaCl(aq) + Mg(C2H3O2)2(aq) = NaC2H3O2 + MgCl2 =>
2 NaCl(aq) + Mg(C2H3O2)2(aq) = 2 NaC2H3O2 + MgCl2
Pb + CrF3 = Cr + PbF =>
3 Pb + CrF3 = Cr + 3 PbF
KMnO4 + NaOH + FeSO4 = K2MnO4 + Na2MnO4 + Fe(OH)3 + Na2SO4 =>
2 KMnO4 + 6 NaOH + 2 FeSO4 = K2MnO4 + Na2MnO4 + 2 Fe(OH)3 + 2 Na2SO4
KMnO4 + C2H6O + HCl = MnO2 + C2H4O2 + H2O + KCl =>
4 KMnO4 + 3 C2H6O + 4 HCl = 4 MnO2 + 3 C2H4O2 + 5 H2O + 4 KCl
CdI2 + Br2 = Br2I2 + Cd =>
CdI2 + Br2 = Br2I2 + Cd
CH3Cl + O2 = CO2 + H2O + HCl =>
2 CH3Cl + 3 O2 = 2 CO2 + 2 H2O + 2 HCl
BrO = Br + BrO4 =>
4 BrO = 3 Br + BrO4
Pb(NO3)2(aq) + H2S(aq) = PbS + HNO3 =>
Pb(NO3)2(aq) + H2S(aq) = PbS + 2 HNO3
C2H5SO3H + O2 = CO2 + H2O + SO2 =>
C2H5SO3H + 3 O2 = 2 CO2 + 3 H2O + SO2
CuSO4 + K2C2O4 = K2[Cu(C2O4)2] + K + SO4 =>
CuSO4 + 2 K2C2O4 = K2[Cu(C2O4)2] + 2 K + SO4
C2H3O2H(aq) + NaHCO3(s) = H2O(l) + CO2(g) + NaC2H3O2(aq) =>
C2H3O2H(aq) + NaHCO3(s) = H2O(l) + CO2(g) + NaC2H3O2(aq)
Cr(OH)3 + K2O = Cr2O3 + KOH =>
2 Cr(OH)3 + 3 K2O = Cr2O3 + 6 KOH
Ca(OH)2 + CuCl2 = CaCl2 + Cu(OH)2 =>
Ca(OH)2 + CuCl2 = CaCl2 + Cu(OH)2
C4H8O2(l) + O2(g) = H2O(g) + CO2(g) =>
C4H8O2(l) + 5 O2(g) = 4 H2O(g) + 4 CO2(g)
H2SO4 + AlCl3 = H2Al + SO4Cl3 =>
H2SO4 + AlCl3 = H2Al + SO4Cl3
Mg(s) + Br(l) = MgBr2(s) =>
Mg(s) + 2 Br(l) = MgBr2(s)
FeSO4 + NaCl = FeCl2 + Na2SO4 =>
FeSO4 + 2 NaCl = FeCl2 + Na2SO4
Cu(NO3)2 + Na2(CrO4) = Cu(CrO4) + Na(NO3) =>
Cu(NO3)2 + Na2(CrO4) = Cu(CrO4) + 2 Na(NO3)
HCl(l) + NaOH(l) = H2O(l) + NaCl =>
HCl(l) + NaOH(l) = H2O(l) + NaCl
NO3{-} + SO2 = SO4{-2} + NO2 =>
2 NO3{-} + SO2 = SO4{-2} + 2 NO2
HgPO4 + H2CO3 = HgCO3 + H2PO4 =>
HgPO4 + H2CO3 = HgCO3 + H2PO4
CuSO4 + HClO4 = Cu(ClO4)2 + H2SO4 =>
CuSO4 + 2 HClO4 = Cu(ClO4)2 + H2SO4
HI + KOH = KI + H + O =>
HI + KOH = KI + 2 H + O
LiOH(aq) + CaCl2(aq) = LiCl(aq) + Ca(OH)2 =>
2 LiOH(aq) + CaCl2(aq) = 2 LiCl(aq) + Ca(OH)2
CO2 + H2O = C2H2 + O2 =>
4 CO2 + 2 H2O = 2 C2H2 + 5 O2
Ga2O3 + H2 = Ga2O + H2O =>
Ga2O3 + 2 H2 = Ga2O + 2 H2O
Fe + SCN = Fe(SCN)3 =>
Fe + 3 SCN = Fe(SCN)3
CuSO4 + HClO4 = Cu(ClO4)2 + H2SO4 =>
CuSO4 + 2 HClO4 = Cu(ClO4)2 + H2SO4
Fe2(SO4)3(aq) + CaCl2(aq) = FeCl3 + CaSO4 =>
Fe2(SO4)3(aq) + 3 CaCl2(aq) = 2 FeCl3 + 3 CaSO4
CaCl2(ac) + Na2CO3(ac) = NaCl(ac) + CaCO3(s) =>
CaCl2(ac) + Na2CO3(ac) = 2 NaCl(ac) + CaCO3(s)
AlCl3 + HOH = AlOHCl2 + HCl =>
AlCl3 + HOH = AlOHCl2 + HCl
SO2Cl2 + H2O = H2SO4 + HCl =>
SO2Cl2 + 2 H2O = H2SO4 + 2 HCl
I2 + AgNO3 = Ag + I(NO3)3 =>
I2 + 6 AgNO3 = 6 Ag + 2 I(NO3)3
I2 + Na2[S2O3] = NaI + Na2[S4O6] =>
I2 + 2 Na2[S2O3] = 2 NaI + Na2[S4O6]
SbOCl + NaOH + H2O = Na[Sb(OH)4] + NaCl =>
SbOCl + 2 NaOH + H2O = Na[Sb(OH)4] + NaCl
S + KClO4 = KCl + SO2 =>
2 S + KClO4 = KCl + 2 SO2
PH3 + HCl = PCl3 + H2 =>
PH3 + 3 HCl = PCl3 + 3 H2
C4H6 + Na = C4H6Na =>
C4H6 + Na = C4H6Na
C19H40 + O2 = CO2 + H2O =>
C19H40 + 29 O2 = 19 CO2 + 20 H2O
MgSO3 + HBr = MgBr2 + H2O + SO2 =>
MgSO3 + 2 HBr = MgBr2 + H2O + SO2
CuSO4 + Na2SO3 + H2O = CuSO3*Cu2SO3*2H2O + Na2SO4 + H2SO4 =>
3 CuSO4 + 3 Na2SO3 + 3 H2O = CuSO3*Cu2SO3*2H2O + 3 Na2SO4 + H2SO4
BrO2 = BrO2{+} + BrO2{-} =>
2 BrO2 = BrO2{+} + BrO2{-}
SeCl6 + O2 = SeO2 + Cl2 =>
SeCl6 + O2 = SeO2 + 3 Cl2
O2Br2 = BrO =>
O2Br2 = 2 BrO
Cs + Se = Cs2Se =>
2 Cs + Se = Cs2Se
Cn{2+} + H2PO2{-} + OH{-} = CnH2 + PO4{3-} + H2O =>
Cn{2+} + H2PO2{-} + 4 OH{-} = CnH2 + PO4{3-} + 2 H2O
Ag2S + KCN = KAg(CN)2 + K2S =>
Ag2S + 4 KCN = 2 KAg(CN)2 + K2S
ZnCl2 + NaOH = Zn(OH)2 + NaCl =>
ZnCl2 + 2 NaOH = Zn(OH)2 + 2 NaCl
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