| Équations équilibrées la veille | Équations équilibrées le lendemain |
3 Zn(C2H3O2)2(aq) + 2 Na3PO4(aq) = 6 NaC2H3O2(aq) + Zn3(PO4)2(s)
KMnO4 + H2SO4 + K2C2O4*H2O = K2SO4 + H2O + CO2 + Mn =>
2 KMnO4 + 8 H2SO4 + 7 K2C2O4*H2O = 8 K2SO4 + 15 H2O + 14 CO2 + 2 Mn
Ba(s) + AgNO3(aq) = Ba(NO3)2(aq) + Ag(s) =>
Ba(s) + 2 AgNO3(aq) = Ba(NO3)2(aq) + 2 Ag(s)
N3 + O2 = N2O3 =>
4 N3 + 9 O2 = 6 N2O3
AgS + HNO3 = AgNO3 + NO2 + S + H2O =>
AgS + 2 HNO3 = AgNO3 + NO2 + S + H2O
CO + NO = CO2 + N2 =>
2 CO + 2 NO = 2 CO2 + N2
KMnO4 + K2SO3 + H2SO4 = H2O + K2SO4 + MnSO4 =>
2 KMnO4 + 5 K2SO3 + 3 H2SO4 = 3 H2O + 6 K2SO4 + 2 MnSO4
I3 + O2 = I2O3 =>
4 I3 + 9 O2 = 6 I2O3
SiCl4(l) + Al(s) = AlCl3(s) + Si(s) =>
3 SiCl4(l) + 4 Al(s) = 4 AlCl3(s) + 3 Si(s)
HCONH2 + KOH = KCN + H2O =>
HCONH2 + KOH = KCN + 2 H2O
Al2S3 + Hg = HgS + Al =>
Al2S3 + 3 Hg = 3 HgS + 2 Al
(NH4)2CO3(s) = NH3 + H2O + CO2(g) =>
(NH4)2CO3(s) = 2 NH3 + H2O + CO2(g)
CaCO3 = CaO + CO2 =>
CaCO3 = CaO + CO2
SrCl2(aq) + AgNO3(aq) = Sr(NO3)2(aq) + AgCl(s) =>
SrCl2(aq) + 2 AgNO3(aq) = Sr(NO3)2(aq) + 2 AgCl(s)
HgO = Hg + O2 =>
2 HgO = 2 Hg + O2
Mg(s) + Br2(l) = MgBr2(s) =>
Mg(s) + Br2(l) = MgBr2(s)
Ag2S + HNO3 = AgNO3 + NO2 + S + H2O =>
Ag2S + 4 HNO3 = 2 AgNO3 + 2 NO2 + S + 2 H2O
K2Cr2O7 + KCl + H2So4 = CrO2Cl2 + K2So4 + H2O =>
K2Cr2O7 + 4 KCl + 3 H2So4 = 2 CrO2Cl2 + 3 K2So4 + 3 H2O
Fe(s) + O2(g) = Fe2O3(s) =>
4 Fe(s) + 3 O2(g) = 2 Fe2O3(s)
Al(OH)3 = Al2O3 + H2O =>
2 Al(OH)3 = Al2O3 + 3 H2O
HCONH2 + KOH = KCN + H2O =>
HCONH2 + KOH = KCN + 2 H2O
H2S + O2 = H2O + SO2 =>
2 H2S + 3 O2 = 2 H2O + 2 SO2
K2CO3(aq) + MgCl2(aq) = MgCO3(s) + KCl(aq) =>
K2CO3(aq) + MgCl2(aq) = MgCO3(s) + 2 KCl(aq)
AgNO3 + ZnCl2 = Zn(NO3)2 + AgCl =>
2 AgNO3 + ZnCl2 = Zn(NO3)2 + 2 AgCl
NH3 + O2 = N2 + H2O =>
4 NH3 + 3 O2 = 2 N2 + 6 H2O
H2S + HCLO3 = S + HCL + H2O =>
3 H2S + HCLO3 = 3 S + HCL + 3 H2O
SO2 + O2 = SO3 =>
2 SO2 + O2 = 2 SO3
CH4 + O2 = CO2 + H2O =>
CH4 + 2 O2 = CO2 + 2 H2O
MgS + O2 = MgO + SO2 =>
2 MgS + 3 O2 = 2 MgO + 2 SO2
Na2CO3(aq) + ZnCl2(aq) = ZnCO3(s) + NaCl(aq) =>
Na2CO3(aq) + ZnCl2(aq) = ZnCO3(s) + 2 NaCl(aq)
Cu + HNO3 = Cu(NO3)2 + H2O + NO =>
3 Cu + 8 HNO3 = 3 Cu(NO3)2 + 4 H2O + 2 NO
HNO3 + I2 = HIO3 + NO2 + H2O =>
10 HNO3 + I2 = 2 HIO3 + 10 NO2 + 4 H2O
Cr2O7{-2} + I{-} + H{+} = Cr{+3} + I2 + H2O =>
Cr2O7{-2} + 6 I{-} + 14 H{+} = 2 Cr{+3} + 3 I2 + 7 H2O
CH4 + O2 = CO2 + H2O =>
CH4 + 2 O2 = CO2 + 2 H2O
NH4Cl + Hg2(NO3)2 = NH4NO3 + HgCl =>
2 NH4Cl + Hg2(NO3)2 = 2 NH4NO3 + 2 HgCl
Cu2O + H2 = Cu2 + H2O =>
Cu2O + H2 = Cu2 + H2O
Ag + HClO4 = Ag2O + HClO3 =>
2 Ag + HClO4 = Ag2O + HClO3
Mg(OH)2 + FeO = MgO + Fe(OH)2 =>
Mg(OH)2 + FeO = MgO + Fe(OH)2
Na2CO3(aq) + CaCl2(aq) = CaCO3(s) + NaCl(aq) =>
Na2CO3(aq) + CaCl2(aq) = CaCO3(s) + 2 NaCl(aq)
NH4Cl + Hg2(NO3)2 = NH4NO3 + Hg2Cl2 =>
2 NH4Cl + Hg2(NO3)2 = 2 NH4NO3 + Hg2Cl2
N2 + H2 = NH3 =>
N2 + 3 H2 = 2 NH3
Mn(C2H3O2)2(aq) + Na2S(aq) = MnS(s) + NaC2H3O2(aq) =>
Mn(C2H3O2)2(aq) + Na2S(aq) = MnS(s) + 2 NaC2H3O2(aq)
K2Se + KMnO4 + H2O = Se + KOH + MnO2 =>
3 K2Se + 2 KMnO4 + 4 H2O = 3 Se + 8 KOH + 2 MnO2
C3H5 + K2Cr2O7 + H2SO4 = Cr2(SO4) + K2SO4 + CO2 + H2O =>
10 C3H5 + 17 K2Cr2O7 + 34 H2SO4 = 17 Cr2(SO4) + 17 K2SO4 + 30 CO2 + 59 H2O
KOH(aq) + CuCl2(aq) = Cu(OH)2(s) + KCl(aq) =>
2 KOH(aq) + CuCl2(aq) = Cu(OH)2(s) + 2 KCl(aq)
C6H5NO2 + C6H6 = C12H11NO2 =>
C6H5NO2 + C6H6 = C12H11NO2
SO2 + HNO3 + H2O = H2SO4 + NO =>
3 SO2 + 2 HNO3 + 2 H2O = 3 H2SO4 + 2 NO
CaCO3 + H{+} = Ca{+2} + H2CO3 =>
CaCO3 + 2 H{+} = Ca{+2} + H2CO3
S + O2 = SO2 =>
S + O2 = SO2
Cr2O7{2_} + Fe{2+} + H{+} = Fe{3+} + Cr{3+} + H2O =>
Cr2O7{2_} + 10 Fe{2+} + 14 H{+} = 10 Fe{3+} + 2 Cr{3+} + 7 H2O
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| Équations équilibrées la veille | Équations équilibrées le lendemain |
Équations équilibrées sur11/16/17
Équations équilibrées sur12/16/16
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