| Équations équilibrées la veille | Équations équilibrées le lendemain |
B2S3 + 6 H2O = 2 H3BO3 + 3 H2S
Pb2Cl8 + Mg = MgCl2 + Pb =>
Pb2Cl8 + 4 Mg = 4 MgCl2 + 2 Pb
C2H6 + O2 = CO2 + H2O =>
2 C2H6 + 7 O2 = 4 CO2 + 6 H2O
Ca + P = Ca3P2 =>
3 Ca + 2 P = Ca3P2
Cr2O7{-2} + H{+} + {-} = Cr{+3} + H2O =>
Cr2O7{-2} + 14 H{+} + 6e = 2 Cr{+3} + 7 H2O
Pb(NO3)2 + Na3PO4 = Pb3(PO4)2 + NaNO3 =>
3 Pb(NO3)2 + 2 Na3PO4 = Pb3(PO4)2 + 6 NaNO3
H2 + O2 = H2O =>
2 H2 + O2 = 2 H2O
KClO3 = KClO4 + KCl =>
4 KClO3 = 3 KClO4 + KCl
Na2S2O3 + I2 = Na2S4O6 + NaI =>
2 Na2S2O3 + I2 = Na2S4O6 + 2 NaI
Sb(ClO2)5 = SbCl5 + O2 =>
Sb(ClO2)5 = SbCl5 + 5 O2
H2 + O2 = H2O =>
2 H2 + O2 = 2 H2O
AgNo3 + Nh4Br = AgBr + Nh4No3 =>
AgNo3 + Nh4Br = AgBr + Nh4No3
Dy + Cl2 = DyCl3 =>
2 Dy + 3 Cl2 = 2 DyCl3
FeCl3 + NaSCN = FeSCN{+2} + SCN{-}2 + NaCl =>
FeCl3 + 3 NaSCN = FeSCN{+2} + 2 SCN{-}2 + 3 NaCl
NaHCO3 + CH3COOH = NaCH3COOH + CO2 + H2O =>
8 NaHCO3 + 9 CH3COOH = 8 NaCH3COOH + 10 CO2 + 6 H2O
CuCl2 + KI = CuI + KCl2 =>
CuCl2 + KI = CuI + KCl2
Zn(OH)4 + H = H2O + Zn(OH)2 =>
Zn(OH)4 + 2 H = 2 H2O + Zn(OH)2
Mg02 = Mg03 =>
3 Mg02 = 2 Mg03
Na + H2O = NaOH + H2 =>
2 Na + 2 H2O = 2 NaOH + H2
Ba(OH)2 + NaOH = Na2BaO2 + H2O =>
Ba(OH)2 + 2 NaOH = Na2BaO2 + 2 H2O
SO4O2 = SO4 + O2 =>
SO4O2 = SO4 + O2
LiHCO3(s) + H2SO4(aq) = CO2(g) + H2O(l) + Li2SO4(aq) =>
2 LiHCO3(s) + H2SO4(aq) = 2 CO2(g) + 2 H2O(l) + Li2SO4(aq)
Fe + O2 = Fe2O3 =>
4 Fe + 3 O2 = 2 Fe2O3
MgSO4 + Cl2 = MgCl2 + SO2 + O2 =>
MgSO4 + Cl2 = MgCl2 + SO2 + O2
Al3I3 + O2 = Al + I2O3 =>
4 Al3I3 + 9 O2 = 12 Al + 6 I2O3
H2O + SO3 = H2SO4* =>
H2O + SO3 = H2SO4*
BaCl2 + K3PO4 = Ba3(PO4)2 + KCl =>
3 BaCl2 + 2 K3PO4 = Ba3(PO4)2 + 6 KCl
CuCO3*Cu(OH)2 + H2SO4 = CuSO4 + H2O + CO2 =>
CuCO3*Cu(OH)2 + 2 H2SO4 = 2 CuSO4 + 3 H2O + CO2
Zn(OH)4 + H = H2O + Zn(OH)2 =>
Zn(OH)4 + 2 H = 2 H2O + Zn(OH)2
S4{-2} + e = S{-6} =>
S4{-2} + 22e = 4 S{-6}
Cu2 + AgNO3 = Cu2NO3 + Ag =>
Cu2 + AgNO3 = Cu2NO3 + Ag
CaBr2 + K(CO3)2 = Ca(CO3)2 + KBr2 =>
CaBr2 + K(CO3)2 = Ca(CO3)2 + KBr2
HNO3 + H4N2O3 + FeS2 + H2O = FeN3O9 + H2S =>
22 HNO3 + H4N2O3 + 8 FeS2 + 3 H2O = 8 FeN3O9 + 16 H2S
Na2CO3 + HgCl2 = Hg(CO3) + NaCl =>
Na2CO3 + HgCl2 = Hg(CO3) + 2 NaCl
Fe3O4 + H2 = Fe + H2O =>
Fe3O4 + 4 H2 = 3 Fe + 4 H2O
HNO3 + Mg(OH)2 = H2O + Mg(NO3)2 =>
2 HNO3 + Mg(OH)2 = 2 H2O + Mg(NO3)2
W2S3 + O2 = WO2 + SO2 =>
W2S3 + 5 O2 = 2 WO2 + 3 SO2
Na2SO4(s) = Na(aq) + SO4(aq) =>
Na2SO4(s) = 2 Na(aq) + SO4(aq)
NaNO3 + HgSO4 = Na2SO4 + Hg(NO3)2 =>
2 NaNO3 + HgSO4 = Na2SO4 + Hg(NO3)2
Fe(OH)2 + Li = LiOH + Fe =>
Fe(OH)2 + 2 Li = 2 LiOH + Fe
MgSO3 + H2SO4 = MgSO4 + H2SO3 =>
MgSO3 + H2SO4 = MgSO4 + H2SO3
Pb(NO3)2 + Na2SO4 = PbSO4 + NaNO3 =>
Pb(NO3)2 + Na2SO4 = PbSO4 + 2 NaNO3
Li + N2 = Li3N =>
6 Li + N2 = 2 Li3N
Na2CO3 + HCl = NaCl + H2O + CO2 =>
Na2CO3 + 2 HCl = 2 NaCl + H2O + CO2
CH3CH2COOH + C3H8O = C6H12O2 + H2O =>
CH3CH2COOH + C3H8O = C6H12O2 + H2O
NaClO + H2SO4 = Na2SO4 + NaClO2 + Cl2 + H2O =>
3 NaClO + H2SO4 = Na2SO4 + NaClO2 + Cl2 + H2O
Pb(NO3)2 + Na2CO3 = PbCO3 + NaNO3 =>
Pb(NO3)2 + Na2CO3 = PbCO3 + 2 NaNO3
Mg(s) + HCl(aq) = H2(g) + MgCl2(aq) =>
Mg(s) + 2 HCl(aq) = H2(g) + MgCl2(aq)
Fe(NO3)3 + (NH4)2S + H2O = S + NH4NO3 + Fe(OH)2 =>
10 Fe(NO3)3 + 13(NH4)2S + 14 H2O = 13 S + 28 NH4NO3 + 10 Fe(OH)2
K2S + HCl = KCl + H2S =>
K2S + 2 HCl = 2 KCl + H2S
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| Équations équilibrées la veille | Équations équilibrées le lendemain |
Équations équilibrées sur12/31/24
Équations équilibrées sur01/30/24
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