| Équations équilibrées la veille | Équations équilibrées le lendemain |
PbSO4 + 2 C = Pb + C2SO4
H2ClO4 + Ca(OH)2 = CaClO4 + H2O =>
H2ClO4 + Ca(OH)2 = CaClO4 + 2 H2O
Zn + Cu{3+} = Zn{2+} + Cu =>
3 Zn + 2 Cu{3+} = 3 Zn{2+} + 2 Cu
Cr(OH)2 + NaOH = Cr(OH)3 + Na =>
Cr(OH)2 + NaOH = Cr(OH)3 + Na
Fe(NO3)3 + Ca(CN)2 = Fe(CN)3 + Ca(NO3)2 =>
2 Fe(NO3)3 + 3 Ca(CN)2 = 2 Fe(CN)3 + 3 Ca(NO3)2
K2SO3 + HBr = KBr + H2SO3 =>
K2SO3 + 2 HBr = 2 KBr + H2SO3
K2Cr2O7 + H2SO4 + NaNO2 = Cr2(SO4)3 + NaNO3 + K2SO4 + H2O =>
K2Cr2O7 + 4 H2SO4 + 3 NaNO2 = Cr2(SO4)3 + 3 NaNO3 + K2SO4 + 4 H2O
Li2SO4 + Sr(OH)2 = LiOH + SrSO4 =>
Li2SO4 + Sr(OH)2 = 2 LiOH + SrSO4
K2SO3 + HBr = KBr + H2(SO3) =>
K2SO3 + 2 HBr = 2 KBr + H2(SO3)
K2SO3 + HBr = SO2 + H2O + KBr =>
K2SO3 + 2 HBr = SO2 + H2O + 2 KBr
(NH4)2HPO4 = NH3 + NH4H2PO4 =>
(NH4)2HPO4 = NH3 + NH4H2PO4
Ag + HBr = AgBr + H2 =>
2 Ag + 2 HBr = 2 AgBr + H2
PbS + Fe2(SO4)3 = PbSO4 + FeSO4 + S =>
PbS + Fe2(SO4)3 = PbSO4 + 2 FeSO4 + S
Cu2{+} + SO4{+} + H = Cu{+} + HS{-} + H2O =>
2 Cu2{+} + SO4{+} + 9 H = 4 Cu{+} + HS{-} + 4 H2O
C3H5(NO3)3 = CO2 + N + O2 + H2O =>
4 C3H5(NO3)3 = 12 CO2 + 12 N + O2 + 10 H2O
KO + HCl = KCl + H2O2 =>
2 KO + 2 HCl = 2 KCl + H2O2
Fe(NO3)3Cu = FeCu(NO3)3 =>
Fe(NO3)3Cu = FeCu(NO3)3
HO + CO = COH + O2 =>
2 HO + 2 CO = 2 COH + O2
KHCO3 + Na2CO3 = K2CO3 + NaHCO3 =>
2 KHCO3 + Na2CO3 = K2CO3 + 2 NaHCO3
P4O4 + O2 = P4O10 =>
P4O4 + 3 O2 = P4O10
Pb(NO3)2 + H2S04 = PbS04 + HNO3 =>
Pb(NO3)2 + H2S04 = PbS04 + 2 HNO3
C2H8O7 + NaHCO3 = H2O + CO2 + Na3C6H5O7 =>
9 C2H8O7 + 3 NaHCO3 = 35 H2O + 15 CO2 + Na3C6H5O7
CuSO4(H2O)5 + Fe = Cu + FeSO4 + H2O =>
CuSO4(H2O)5 + Fe = Cu + FeSO4 + 5 H2O
PbS + NaN3 = Pb(N3)2 + Na2S =>
PbS + 2 NaN3 = Pb(N3)2 + Na2S
AgO + HCl = H2O + AgCl2 =>
AgO + 2 HCl = H2O + AgCl2
KOH + NH4 + SO4 = K2SO4 + NH3 + H2O =>
2 KOH + 2 NH4 + SO4 = K2SO4 + 2 NH3 + 2 H2O
NaClO + KH = NaH + KClO =>
NaClO + KH = NaH + KClO
NaIO3 + Al2(SO4)3 = Na2SO4 + Al(IO3)3 =>
6 NaIO3 + Al2(SO4)3 = 3 Na2SO4 + 2 Al(IO3)3
Pb(NO3)2 = PbON2O5 =>
Pb(NO3)2 = PbON2O5
Fe(OH)3 + HCl = Fe{3+} + Cl{-} + H2O =>
Fe(OH)3 + 3 HCl = Fe{3+} + 3 Cl{-} + 3 H2O
H2 + O2 = H2O =>
2 H2 + O2 = 2 H2O
Na2S + Cd + HCl = CdS + NaCl + H2 =>
Na2S + Cd + 2 HCl = CdS + 2 NaCl + H2
CaNO3 + Na3PO4 = Ca3PO4 + NaNO3 =>
3 CaNO3 + Na3PO4 = Ca3PO4 + 3 NaNO3
CrCl + Cl2 = CrCl3 =>
CrCl + Cl2 = CrCl3
Ag(NO3) + K2(CrO4) = Ag2(CrO4) + K(NO3) =>
2 Ag(NO3) + K2(CrO4) = Ag2(CrO4) + 2 K(NO3)
As2O3 + H2 = AsH3 + H2O =>
As2O3 + 6 H2 = 2 AsH3 + 3 H2O
ZnO(s) + H2O(l) + H2NCSeNH2 = ZnSe + NH3 + CO2 =>
ZnO(s) + H2O(l) + H2NCSeNH2 = ZnSe + 2 NH3 + CO2
Li2SO4 + Sr(OH)2 = LiOH + SrSO4 =>
Li2SO4 + Sr(OH)2 = 2 LiOH + SrSO4
H2CO3Cu = H2CuCO3 =>
H2CO3Cu = H2CuCO3
FeC2O4 + K2C2O4 + H2O2 = K3[Fe(C2O4)3] + Fe(OH)3 =>
6 FeC2O4 + 6 K2C2O4 + 3 H2O2 = 4 K3[Fe(C2O4)3] + 2 Fe(OH)3
Ba(NO3)2 + (NH4)2 + CO3 = BaCO3 + NH4NO3 =>
Ba(NO3)2 + (NH4)2 + CO3 = BaCO3 + 2 NH4NO3
(NH4)2SO4 + NH4OH = (NH4)2OH + NH4SO4 =>
(NH4)2SO4 + NH4OH = (NH4)2OH + NH4SO4
PbSO4 + C = Pb + C2SO4 =>
PbSO4 + 2 C = Pb + C2SO4
C6H5NH2Br2 = C6H4NH2BrHBr =>
C6H5NH2Br2 = C6H4NH2BrHBr
K2SO3 + HBr = KBr + H2(SO3) =>
K2SO3 + 2 HBr = 2 KBr + H2(SO3)
NaCl + NaClO3 + H2SO4 = Cl2 + NaHSO4 + H2O =>
5 NaCl + NaClO3 + 6 H2SO4 = 3 Cl2 + 6 NaHSO4 + 3 H2O
LiCl + HNO3 = LiNO3 + HCl =>
LiCl + HNO3 = LiNO3 + HCl
CaCr2O7 + KCl = CaCl2 + K2Cr2O7 =>
CaCr2O7 + 2 KCl = CaCl2 + K2Cr2O7
Hg2Cl2 + NH3 = Hg + Hg(NH2)Cl + NH4Cl =>
Hg2Cl2 + 2 NH3 = Hg + Hg(NH2)Cl + NH4Cl
HCl + Bi2O5 = BiCl5 + H2O =>
10 HCl + Bi2O5 = 2 BiCl5 + 5 H2O
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| Équations équilibrées la veille | Équations équilibrées le lendemain |
Équations équilibrées sur11/20/24
Équations équilibrées sur12/20/23
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