| Équations équilibrées la veille | Équations équilibrées le lendemain |
Mg(NO3)2 + 2 NaOH = Mg(OH)2 + 2 NO3 + 2 Na
Cr2O7{2-} + C2O4{2-} + H{+} = Cr + CO2 + H2O =>
Cr2O7{2-} + 6 C2O4{2-} + 14 H{+} = 2 Cr + 12 CO2 + 7 H2O
Ba(OH)2 + CoSO4 = BaSO4 + Co(OH)2 =>
Ba(OH)2 + CoSO4 = BaSO4 + Co(OH)2
PO4 + BaCl2 = ClPO4 + Ba =>
2 PO4 + BaCl2 = 2 ClPO4 + Ba
CoPO4 + BaCl2 = Ba3(PO4)2 + CoCl3 =>
2 CoPO4 + 3 BaCl2 = Ba3(PO4)2 + 2 CoCl3
CaCl2O + SnSO4 + H2SO4 = CaCl2 + Sn(SO4)2 + H2O =>
CaCl2O + SnSO4 + H2SO4 = CaCl2 + Sn(SO4)2 + H2O
SrSO4 + Fe2O3 + Fe3O4 = SrFe12O19 + SO2 =>
SrSO4 + 3 Fe2O3 + 2 Fe3O4 = SrFe12O19 + SO2
BaSO3 + CH3COOH = SO2 + H2O + Ba(CH3COO)2 =>
BaSO3 + 2 CH3COOH = SO2 + H2O + Ba(CH3COO)2
Al + N2 = (AlN) =>
2 Al + N2 = 2(AlN)
K3[Fe(CN)6] + NH4Fe(SO4)2 = K3[Fe(SO4)2] + NH4[Fe(CN)6] =>
K3[Fe(CN)6] + NH4Fe(SO4)2 = K3[Fe(SO4)2] + NH4[Fe(CN)6]
Na2SiF6(s) + Na(s) = Si(l) + NaF(s) =>
Na2SiF6(s) + 4 Na(s) = Si(l) + 6 NaF(s)
(NH4)3PO4 + Sr = (NH4)2Sr + PO4 =>
2(NH4)3PO4 + 3 Sr = 3(NH4)2Sr + 2 PO4
MoO3 + H2 = H2MoO3 =>
MoO3 + H2 = H2MoO3
C5H12 + HONO2 = C5H11NO2 + H2O =>
C5H12 + HONO2 = C5H11NO2 + H2O
C2H4 + Br2 = C2H4Br2 =>
C2H4 + Br2 = C2H4Br2
[Co(en)2Cl2*6H2O] + C2H5OH + HCl = [Co(en)2Cl2]Cl*HCl + CO2 + H2 =>
2[Co(en)2Cl2*6H2O] + 4 C2H5OH + 4 HCl = 2[Co(en)2Cl2]Cl*HCl + 8 CO2 + 25 H2
Na(OH)3 + FeNO3 = Fe(OH)3 + NaNO3 =>
Na(OH)3 + FeNO3 = Fe(OH)3 + NaNO3
Cr(NO3)2 + LiOH = Cr(OH)2 + LiNO3 =>
Cr(NO3)2 + 2 LiOH = Cr(OH)2 + 2 LiNO3
NH4OH + CaCl2 = Ca(OH)2 + NH4Cl =>
2 NH4OH + CaCl2 = Ca(OH)2 + 2 NH4Cl
CH3OOOH + NaHCO3 = NaCH3COO + CO2 + H2O =>
4 CH3OOOH + NaHCO3 = NaCH3COO + 3 CO2 + 7 H2O
HBr + KOH = KBr + H2O =>
HBr + KOH = KBr + H2O
C2H3O2 + Na2CO3 = Na2C2H3O2 + CO3 =>
C2H3O2 + Na2CO3 = Na2C2H3O2 + CO3
H2S + Al(OH)3 = Al2 + S3 + H2O =>
3 H2S + 2 Al(OH)3 = Al2 + S3 + 6 H2O
FeO + SO2 = FeSO3 =>
FeO + SO2 = FeSO3
K2SO4 + AgCl = Ag2SO4 + Cl2 + K =>
K2SO4 + 2 AgCl = Ag2SO4 + Cl2 + 2 K
CO2 + H2O = C10H8O + O2 =>
20 CO2 + 8 H2O = 2 C10H8O + 23 O2
AlOHCl2 + HCl = AlCl3 + H2O =>
AlOHCl2 + HCl = AlCl3 + H2O
C2H6 + NHO3 = C2H5NO2 + H2O =>
C2H6 + NHO3 = C2H5NO2 + H2O
Fe2(CO3)3 + H2O = Fe2O3 + H2CO3 =>
Fe2(CO3)3 + 3 H2O = Fe2O3 + 3 H2CO3
HNO2 + OH = H3O + NO2 =>
2 HNO2 + OH = H3O + 2 NO2
Ag(s) + H2SO4(aq) = Ag2SO4(s) + SO2(g) + H2O(l) =>
2 Ag(s) + 2 H2SO4(aq) = Ag2SO4(s) + SO2(g) + 2 H2O(l)
ZnCl2 + Ca(OH)2 = ZnOHCl + CaCl2 =>
2 ZnCl2 + Ca(OH)2 = 2 ZnOHCl + CaCl2
C2H5Cl + CuO + O2 = CO2 + H2O + CuCl2 =>
2 C2H5Cl + CuO + 6 O2 = 4 CO2 + 5 H2O + CuCl2
AgNO3 + Sr = AgN + SrO2 =>
2 AgNO3 + 3 Sr = 2 AgN + 3 SrO2
H2*Br2 = HBr =>
H2*Br2 = 2 HBr
[Cr(OH)3(H2O)3] + KOH = K3(Cr(OH)6) + H2O =>
[Cr(OH)3(H2O)3] + 3 KOH = K3(Cr(OH)6) + 3 H2O
Na2Cr2O7 + KI + HCl = CrCl3 + KCl + I2 + H2O + NaCl =>
Na2Cr2O7 + 6 KI + 14 HCl = 2 CrCl3 + 6 KCl + 3 I2 + 7 H2O + 2 NaCl
Fe + Cl2 = FeCl3 =>
2 Fe + 3 Cl2 = 2 FeCl3
B(NO3)3 + Na2S = B2S3 + NaNO3 =>
2 B(NO3)3 + 3 Na2S = B2S3 + 6 NaNO3
Cr2O3 + HNO3 = H2O + Cr(NO3)3 =>
Cr2O3 + 6 HNO3 = 3 H2O + 2 Cr(NO3)3
(C6H5)NO2 + Sn + H3O{+} = (C6H5)NH2 + Sn{4+} + H2O =>
2(C6H5)NO2 + 3 Sn + 12 H3O{+} = 2(C6H5)NH2 + 3 Sn{4+} + 16 H2O
HNO2 + H2O = HNO3 + H2 =>
HNO2 + H2O = HNO3 + H2
AgNO3 + H2 = H2(NO3)2 + Ag =>
2 AgNO3 + H2 = H2(NO3)2 + 2 Ag
Fe(ll)(s) + S(s) = FeS(s) =>
Fe(ll)(s) + S(s) = FeS(s)
KMnO4 + H2SO4 + P4 = P2O + K2SO4 + H2O + MnSO2 =>
4 KMnO4 + 6 H2SO4 + 9 P4 = 18 P2O + 2 K2SO4 + 6 H2O + 4 MnSO2
Fe20O30 + Mn20O30 + Mo10O30 + Fe10Cl30 = Fe5Mn5Mo10O40Cl10 =>
Fe20O30 + 3 Mn20O30 + 12 Mo10O30 + 4 Fe10Cl30 = 12 Fe5Mn5Mo10O40Cl10
Fe2O3 + H2 = Fe + H2O =>
Fe2O3 + 3 H2 = 2 Fe + 3 H2O
N2H4(g) + O2(g) = H2O(i) + N2O(g) =>
2 N2H4(g) + 3 O2(g) = 4 H2O(i) + 2 N2O(g)
AgNO3(l) + Zn(s) = Zn(NO3) + Ag =>
AgNO3(l) + Zn(s) = Zn(NO3) + Ag
Ca(HCO3)2 + KCl = K2CO3 + CaCl2 + HCl =>
Ca(HCO3)2 + 4 KCl = 2 K2CO3 + CaCl2 + 2 HCl
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Équations équilibrées sur11/23/24
Équations équilibrées sur12/23/23
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