Équations équilibrées la veille | Équations équilibrées le lendemain |
Al + Co = AlCo
RbCl + O2 = RbClO4 =>
RbCl + 2 O2 = RbClO4
Ca(OH)2 + ZnS = Zn(OH)2 + CaS =>
Ca(OH)2 + ZnS = Zn(OH)2 + CaS
Cu + HNO3 = Cu(NO3)2 + NO + H2O =>
3 Cu + 8 HNO3 = 3 Cu(NO3)2 + 2 NO + 4 H2O
NaHCO3 + HCl = NaCl + H2O + CO2 =>
NaHCO3 + HCl = NaCl + H2O + CO2
H2O + CO2 = C6H12O6 + O2 =>
6 H2O + 6 CO2 = C6H12O6 + 6 O2
BaCl2 + Al2(SO4)3 = BaSO4 + Cl3Al =>
3 BaCl2 + Al2(SO4)3 = 3 BaSO4 + 2 Cl3Al
Cu + HNO3 = Cu(NO3)2 + NO2 + H2O =>
Cu + 4 HNO3 = Cu(NO3)2 + 2 NO2 + 2 H2O
Fe2(SO4)3 + KSCN = K3Fe(SCN)6 + K2SO4 =>
Fe2(SO4)3 + 12 KSCN = 2 K3Fe(SCN)6 + 3 K2SO4
SnBr2 + Al = Sn + AlBr3 =>
3 SnBr2 + 2 Al = 3 Sn + 2 AlBr3
CuSO4 + HCl = CuCl2 + H2SO4 =>
CuSO4 + 2 HCl = CuCl2 + H2SO4
BaCl2 + K2CO3 = Ba(CO3) + K2Cl2 =>
BaCl2 + K2CO3 = Ba(CO3) + K2Cl2
Cu + NaClO + H2O = Cu(OH)2 + NaCl =>
Cu + NaClO + H2O = Cu(OH)2 + NaCl
NaOH + CaO = Na2CaO2 + H2O =>
2 NaOH + CaO = Na2CaO2 + H2O
Fe(s) + H2O = Fe3O4 + H2(g) =>
3 Fe(s) + 4 H2O = Fe3O4 + 4 H2(g)
FeO + CO = Fe + CO3 =>
2 FeO + CO = 2 Fe + CO3
CaCO3 + NaOH = Ca(OH)2 + Na2CO3 =>
CaCO3 + 2 NaOH = Ca(OH)2 + Na2CO3
N2O5 + C = N2O3 + CO2 =>
N2O5 + C = N2O3 + CO2
Al + H2SO4 = Al2O3 + SO2 + H2O =>
2 Al + 3 H2SO4 = Al2O3 + 3 SO2 + 3 H2O
RaCl2 + NaClO3 = Ra(ClO3)2 + NaCl =>
RaCl2 + 2 NaClO3 = Ra(ClO3)2 + 2 NaCl
AlCl3 + KHCO3 = KCl + Al(OH)3 + CO2 =>
AlCl3 + 3 KHCO3 = 3 KCl + Al(OH)3 + 3 CO2
CuO + HNO3 = Cu(NO3)2 + H2O =>
CuO + 2 HNO3 = Cu(NO3)2 + H2O
CH3CH3(g) + O2(g) = CO2(g) + H2O(g) =>
2 CH3CH3(g) + 7 O2(g) = 4 CO2(g) + 6 H2O(g)
K + N2 = K3N =>
6 K + N2 = 2 K3N
LaCl3 + Ca = La + CaCl2 =>
2 LaCl3 + 3 Ca = 2 La + 3 CaCl2
Sb2O3 + NH4Cl + H2O = SbCl3 + NH4(OH) =>
Sb2O3 + 6 NH4Cl + 3 H2O = 2 SbCl3 + 6 NH4(OH)
K2CO3 + H2SO4 = H2CO3 + K2SO4 =>
K2CO3 + H2SO4 = H2CO3 + K2SO4
Na + H + C + O = NaHCO3(s) =>
Na + H + C + 3 O = NaHCO3(s)
AgC2H3O2(aq) + NiCl2(aq) = AgCl(s) + Ni(C2H3O2)2(aq) =>
2 AgC2H3O2(aq) + NiCl2(aq) = 2 AgCl(s) + Ni(C2H3O2)2(aq)
Mg + O = Mg2(O2) =>
2 Mg + 2 O = Mg2(O2)
CH3Br + H2 = CH4 + Br =>
2 CH3Br + H2 = 2 CH4 + 2 Br
MnO4{-} + HC2O4 + H{+} = Mn{+2} + CO2 + H2O =>
MnO4{-} + 5 HC2O4 + 3 H{+} = Mn{+2} + 10 CO2 + 4 H2O
Ca + PbI2 = Pb + CaI2 =>
Ca + PbI2 = Pb + CaI2
Sr + N2 = Sr3N2 =>
3 Sr + N2 = Sr3N2
Sb(NO3)3 + KNO3 + H2O = NO + KSbO3 + HNO3 =>
3 Sb(NO3)3 + 3 KNO3 + 5 H2O = 2 NO + 3 KSbO3 + 10 HNO3
Pb(NO3)2 + NaCl = PbCl2 + NaNO3 =>
Pb(NO3)2 + 2 NaCl = PbCl2 + 2 NaNO3
Cu2O + Pb = Cu + PbO =>
Cu2O + Pb = 2 Cu + PbO
Fe(CN)3 + KCN = K3(Fe(CN)6) =>
Fe(CN)3 + 3 KCN = K3(Fe(CN)6)
CH3CH2CHO + Cr2O7{2-} + H{+} = CH3CH2COOH + Cr{3+} + H2O =>
3 CH3CH2CHO + Cr2O7{2-} + 8 H{+} = 3 CH3CH2COOH + 2 Cr{3+} + 4 H2O
MnCl7 + Cu2CO3 = Mn2(CO3)7 + CuCl =>
2 MnCl7 + 7 Cu2CO3 = Mn2(CO3)7 + 14 CuCl
Cu + AgNO3 = Cu(NO3)3 + Ag2 =>
2 Cu + 6 AgNO3 = 2 Cu(NO3)3 + 3 Ag2
KOH + CO2 = K2CO3H2O =>
2 KOH + CO2 = K2CO3H2O
Na2S + HNO3 = Na2SO4 + NO2 + H2O =>
Na2S + 8 HNO3 = Na2SO4 + 8 NO2 + 4 H2O