| Équations équilibrées la veille | Équations équilibrées le lendemain |
5 Ca + 12 HNO3 = 5 Ca(NO3)2 + N2 + 6 H2O
H{+} + IO3{-} + I{-}� = I2 + H2O =>
6 H{+} + IO3{-} + 5 I{-}� = 3 I2 + 3 H2O
N2O5 + H2O = HNO3 =>
N2O5 + H2O = 2 HNO3
XH4 + K2Cr2O7 + HCl = XO4 + CrCl2 + KCl + H2O =>
2 XH4 + 3 K2Cr2O7 + 18 HCl = 2 XO4 + 6 CrCl2 + 6 KCl + 13 H2O
CaCO3 = CaO + CO2 =>
CaCO3 = CaO + CO2
H2O + I2 + HSO3{-}� = I{-} + SO42{-} + H{+} =>
78 H2O + 79 I2 + 2 HSO3{-}� = 158 I{-} + 2 SO42{-} + 158 H{+}
HCl + NaOH = NaCl + H2O =>
HCl + NaOH = NaCl + H2O
P2O5(g) + H2O = H3PO4(aq) =>
P2O5(g) + 3 H2O = 2 H3PO4(aq)
FeS(s) + O2(g) = Fe2O3(s) + SO2(g) =>
4 FeS(s) + 7 O2(g) = 2 Fe2O3(s) + 4 SO2(g)
CuSO4 + NH4Cl = CuCl2 + (NH4)2SO4 =>
CuSO4 + 2 NH4Cl = CuCl2 + (NH4)2SO4
MgF2 + Li2CO3 = MgCO3 + LiF =>
MgF2 + Li2CO3 = MgCO3 + 2 LiF
H2SiO3 + Fe(OH)3 = Fe2(SiO3)3 + H2O =>
3 H2SiO3 + 2 Fe(OH)3 = Fe2(SiO3)3 + 6 H2O
Na + Cl2 = NaCl =>
2 Na + Cl2 = 2 NaCl
AL + F2 = ALF3 =>
2 AL + 3 F2 = 2 ALF3
KMnO4 + Na2SO3 + H2SO4 = K2SO4 + MnSO4 + Na2SO4 + H2O =>
2 KMnO4 + 5 Na2SO3 + 3 H2SO4 = K2SO4 + 2 MnSO4 + 5 Na2SO4 + 3 H2O
CaCO3 = CO2 + CaO =>
CaCO3 = CO2 + CaO
Fe(NH4)2(SO4)2*6H2O + H2C2O4 + K2C2O4 + H2O2 = K3Fe(C2O4)3*6H2O + (NH4)2SO4 + H2SO4 + H2O =>
2 Fe(NH4)2(SO4)2*6H2O + 3 H2C2O4 + 3 K2C2O4 + H2O2 = 2 K3Fe(C2O4)3*6H2O + 2(NH4)2SO4 + 2 H2SO4 + 2 H2O
HCLO3 + H2O = CLO3 + H3O =>
HCLO3 + H2O = CLO3 + H3O
K + N2 = K3N =>
6 K + N2 = 2 K3N
Fe + Cl2 = FeCl3 =>
2 Fe + 3 Cl2 = 2 FeCl3
Na4P2O7(s) + H2O(l) = Na2HPO4(s) =>
Na4P2O7(s) + H2O(l) = 2 Na2HPO4(s)
H2O + I2 + HSO3{-} = I{-} + SO42{-} + H{+} =>
78 H2O + 79 I2 + 2 HSO3{-} = 158 I{-} + 2 SO42{-} + 158 H{+}
HClO3 + H2O = ClO3 + H3O =>
HClO3 + H2O = ClO3 + H3O
FeBr3 + Cl2 = FeCl3 + Br2 =>
2 FeBr3 + 3 Cl2 = 2 FeCl3 + 3 Br2
Al + V2O5 = V + Al2O3 =>
10 Al + 3 V2O5 = 6 V + 5 Al2O3
Al + O2 = Al2O3 =>
4 Al + 3 O2 = 2 Al2O3
FeCl3 + KOH = Fe(OH)3 + KCl =>
FeCl3 + 3 KOH = Fe(OH)3 + 3 KCl
NaOH + Ba(OH)2 = BaOH + Na(OH)2 =>
NaOH + Ba(OH)2 = BaOH + Na(OH)2
I2O5(s) + H2O(l) = HIO3(aq) =>
I2O5(s) + H2O(l) = 2 HIO3(aq)
NaL + Cl2 = NaCl + L =>
2 NaL + Cl2 = 2 NaCl + 2 L
Mg + O2 = MgO =>
2 Mg + O2 = 2 MgO
NH + H = NH3 =>
NH + 2 H = NH3
Fe + Cl2 = FeCl3 =>
2 Fe + 3 Cl2 = 2 FeCl3
C2H2 + O = CO2 + H2O =>
C2H2 + 5 O = 2 CO2 + H2O
PbO2 + HCl = H2O + PbCl2 + Cl2 =>
PbO2 + 4 HCl = 2 H2O + PbCl2 + Cl2
N2O3(g) + H2O(l) = HNO2(aq) =>
N2O3(g) + H2O(l) = 2 HNO2(aq)
C6H6 + O2 = CO2 + H2O =>
2 C6H6 + 15 O2 = 12 CO2 + 6 H2O
C2H6 + O2 = CO2 + H2O =>
2 C2H6 + 7 O2 = 4 CO2 + 6 H2O
RbNO3 + BeF2 = Be(NO3)2 + RbF =>
2 RbNO3 + BeF2 = Be(NO3)2 + 2 RbF
AgBr = Ag + Br2 =>
2 AgBr = 2 Ag + Br2
C6H14 = C2H4 + C2H6 =>
C6H14 = 2 C2H4 + C2H6
Ag2O = Ag + O2 =>
2 Ag2O = 4 Ag + O2
Fe2O3(s) + SiO2(s) = Fe2Si2O7(s) =>
Fe2O3(s) + 2 SiO2(s) = Fe2Si2O7(s)
CH4 + NH3 = HCN + H2 =>
CH4 + NH3 = HCN + 3 H2
Na + H2O = H2 + NaHO =>
2 Na + 2 H2O = H2 + 2 NaHO
Fe + HNO3 = Fe(NO3) + NO + H2O =>
3 Fe + 4 HNO3 = 3 Fe(NO3) + NO + 2 H2O
C3H5(NO3)3 = CO2 + H2O + N2 + O2 =>
4 C3H5(NO3)3 = 12 CO2 + 10 H2O + 6 N2 + O2
Al2S3 + O2 = Al2O3 + SO2 =>
2 Al2S3 + 9 O2 = 2 Al2O3 + 6 SO2
CH4 + C2H2 = C2H6 =>
4 CH4 + C2H2 = 3 C2H6
CUS + HNO3 = CUSO4 + NO + H2O =>
3 CUS + 8 HNO3 = 3 CUSO4 + 8 NO + 4 H2O
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| Équations équilibrées la veille | Équations équilibrées le lendemain |
Équations équilibrées sur10/15/18
Équations équilibrées sur11/14/17
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