Équations équilibrées la veille |
2 HgO = 2 Hg + O2
H2SO4 + Pb(OH)4 = Pb(SO4)2 + H2O =>
2 H2SO4 + Pb(OH)4 = Pb(SO4)2 + 4 H2O
NH4 + Cl2 = N2 + HCl =>
2 NH4 + 4 Cl2 = N2 + 8 HCl
BaCl2 + H3PO4 = Ba3(PO4)2 + HCl =>
3 BaCl2 + 2 H3PO4 = Ba3(PO4)2 + 6 HCl
CH3CH2CH2COOH + NH3 = CH3CH2CH2COO + NH4 =>
CH3CH2CH2COOH + NH3 = CH3CH2CH2COO + NH4
Ag2O = Ag + O2 =>
2 Ag2O = 4 Ag + O2
Al + HCl = AlCl3 + H2 =>
2 Al + 6 HCl = 2 AlCl3 + 3 H2
Na2CrO4 + Na2SnO2 + H2O = Na2SnO3 + NaCrO2 + NaOH =>
2 Na2CrO4 + 3 Na2SnO2 + H2O = 3 Na2SnO3 + 2 NaCrO2 + 2 NaOH
(NH4)2S + Pb(OH)2 = NH4OH + PbS =>
(NH4)2S + Pb(OH)2 = 2 NH4OH + PbS
NaOH + KH3(C2O4)2 = NaH3(C2O4)2 + KOH =>
NaOH + KH3(C2O4)2 = NaH3(C2O4)2 + KOH
FeCl3 + H2O = HCl + FeOHCl2 =>
FeCl3 + H2O = HCl + FeOHCl2
Ca(OH)2 + SO3 = CaSO4 + H2O =>
Ca(OH)2 + SO3 = CaSO4 + H2O
NaI + H = Na + IH =>
NaI + H = Na + IH
Al + NaNO3 + NaOH = Na3AlO3 + NH3 + H2O =>
8 Al + 3 NaNO3 + 21 NaOH = 8 Na3AlO3 + 3 NH3 + 6 H2O
K2CO3 + FeCl3 = KCl + Fe2(CO3)3 =>
3 K2CO3 + 2 FeCl3 = 6 KCl + Fe2(CO3)3
HBr(aq) + CuCO3(s) = CuBr2(aq) + H2O(l) + CO2(g) =>
2 HBr(aq) + CuCO3(s) = CuBr2(aq) + H2O(l) + CO2(g)
KMnO4 + HCl = KCl + MnCl2 + Cl2 + H2O =>
2 KMnO4 + 16 HCl = 2 KCl + 2 MnCl2 + 5 Cl2 + 8 H2O
Pb(OCN)2 + H2O + NH3 = Pb(OH)2 + (NH2)2CO =>
Pb(OCN)2 + 2 H2O + 2 NH3 = Pb(OH)2 + 2(NH2)2CO
SiO2 + NaOH = Na4(SiO4) + H2O =>
SiO2 + 4 NaOH = Na4(SiO4) + 2 H2O
HBr(aq) + CaOH(aq) = H2O(l) + CaBr(aq) =>
HBr(aq) + CaOH(aq) = H2O(l) + CaBr(aq)
HIO3 + HI = I2 + H2O =>
HIO3 + 5 HI = 3 I2 + 3 H2O
Fe + H2O2 = Fe(OH)2 =>
Fe + H2O2 = Fe(OH)2
Fe + H2O = Fe3O4 + H2 =>
3 Fe + 4 H2O = Fe3O4 + 4 H2
Fe(C5H5)2 + O2 = Fe3O4 + CO2 + H2O =>
6 Fe(C5H5)2 + 79 O2 = 2 Fe3O4 + 60 CO2 + 30 H2O
FeF3 + H2O = Fe(OH)3 + HF =>
FeF3 + 3 H2O = Fe(OH)3 + 3 HF
FeBr2 + Ag(NO3) = Fe(NO3)2 + AgBr =>
FeBr2 + 2 Ag(NO3) = Fe(NO3)2 + 2 AgBr
Mg(ClO3)2 + NaNO3 = Mg(NO3)2 + NaClO3 =>
Mg(ClO3)2 + 2 NaNO3 = Mg(NO3)2 + 2 NaClO3
ZnS + O2 = ZnO + SO2 =>
2 ZnS + 3 O2 = 2 ZnO + 2 SO2
Ca(OH)2 + KHSO4 = CaSO4 + K2SO4 + H2O =>
Ca(OH)2 + 2 KHSO4 = CaSO4 + K2SO4 + 2 H2O
Al2O3 + HCl = AlCl3 + H2O =>
Al2O3 + 6 HCl = 2 AlCl3 + 3 H2O
Hg + H2O = HgO + H2 =>
Hg + H2O = HgO + H2
Co2O3 + Sr = SrO + Co =>
Co2O3 + 3 Sr = 3 SrO + 2 Co
AgNO2 + Ni2O3 = Ag2O + Ni(NO2)3 =>
6 AgNO2 + Ni2O3 = 3 Ag2O + 2 Ni(NO2)3
Na2CO3 + CHI = NaCI + CO2 + H2O =>
Na2CO3 + 2 CHI = 2 NaCI + CO2 + H2O
NaF + HNO3 = HF + NaNO3 =>
NaF + HNO3 = HF + NaNO3
Cl2 + AgNO3 + H2O = AgCl + HNO3 + HClO3 =>
3 Cl2 + 5 AgNO3 + 3 H2O = 5 AgCl + 5 HNO3 + HClO3
Br2O5 + Cl2 = Br2Cl10 + O2 =>
2 Br2O5 + 10 Cl2 = 2 Br2Cl10 + 5 O2
(NH4)3PO4 + Pb(NO3)4 = Pb3(PO4)4 + NH4NO3 =>
4(NH4)3PO4 + 3 Pb(NO3)4 = Pb3(PO4)4 + 12 NH4NO3
C6H12O6 + O{-} + H{+} = CO2 + H2O =>
C6H12O6 + 24 O{-} + 24 H{+} = 6 CO2 + 18 H2O
Al4C3 + H2O = CH4 + Al(OH)3 =>
Al4C3 + 12 H2O = 3 CH4 + 4 Al(OH)3
H10CuO9S = CuSO4 + H2O =>
H10CuO9S = CuSO4 + 5 H2O
Na3P + Ba = Ba3P2 + Na =>
2 Na3P + 3 Ba = Ba3P2 + 6 Na
AlPO4 + Ag = Al + Ag3PO4 =>
AlPO4 + 3 Ag = Al + Ag3PO4
NH4CN + NaBr = NaCN + NH4Br =>
NH4CN + NaBr = NaCN + NH4Br
Cr2(SO4)3 + NH3*H2O = Cr(OH)3 + (NH4)2SO4 =>
Cr2(SO4)3 + 6 NH3*H2O = 2 Cr(OH)3 + 3(NH4)2SO4
(CaCO3)2 + HCl = CaCl2 + H2O + CO2 =>
(CaCO3)2 + 4 HCl = 2 CaCl2 + 2 H2O + 2 CO2
Na2CO3 + CaCl2 = CaCO3 + NaCl =>
Na2CO3 + CaCl2 = CaCO3 + 2 NaCl
Bi{3+} + H2O = BiO3{-} + H{+} + e =>
Bi{3+} + 3 H2O = BiO3{-} + 6 H{+} + 2e
CaBr3 = Ca + Br =>
CaBr3 = Ca + 3 Br
ZnSO4 + C6H8O7 = C12H10O14Zn3 + H2SO4 =>
3 ZnSO4 + 2 C6H8O7 = C12H10O14Zn3 + 3 H2SO4
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