| Équations équilibrées la veille | Équations équilibrées le lendemain |
CuCl2 + 2 NH3 + 2 H2O = Cu(OH)2 + 2 NH4Cl
FeSO4(aq) + NaCl(aq) = FeCl2(aq) + Na2SO4(aq) =>
FeSO4(aq) + 2 NaCl(aq) = FeCl2(aq) + Na2SO4(aq)
Au + HClO4 = AuClO4 + H2 =>
2 Au + 2 HClO4 = 2 AuClO4 + H2
C2H6O + H2O = CH4O =>
C2H6O + H2O = 2 CH4O
CH3CH2CHCH2 + KMnO4 + H2O = MnO2 + CH3CH(OH)CH2(OH) + KOH =>
9 CH3CH2CHCH2 + 8 KMnO4 + 16 H2O = 8 MnO2 + 12 CH3CH(OH)CH2(OH) + 8 KOH
Ba(NO3)2 + K3Fe(CN)6 = Ba3Fe(CN)6 + K(NO3)2 =>
3 Ba(NO3)2 + K3Fe(CN)6 = Ba3Fe(CN)6 + 3 K(NO3)2
C9H8Br2O2 = C8H7Br + HBr + CO2 =>
C9H8Br2O2 = C8H7Br + HBr + CO2
BaO + C = BaC2 + CO2 =>
2 BaO + 5 C = 2 BaC2 + CO2
Al2(SiO3)3 + H2O = Al(OH)3 + H2SiO3 =>
Al2(SiO3)3 + 6 H2O = 2 Al(OH)3 + 3 H2SiO3
AgN3 = N2(g) + Ag =>
2 AgN3 = 3 N2(g) + 2 Ag
AgBr + NH3 = AgNH3 + Br =>
AgBr + NH3 = AgNH3 + Br
Ca(OH)2 + (NH4)2SO4 = CaSO4 + NH3 + H2O =>
Ca(OH)2 + (NH4)2SO4 = CaSO4 + 2 NH3 + 2 H2O
C2H5COOH + Na2CO3 = CH3COONa + H2O + CO2 =>
8 C2H5COOH + 7 Na2CO3 = 14 CH3COONa + 3 H2O + 3 CO2
PO2 = P + O =>
PO2 = P + 2 O
Sb2S3 + HNO3 = H3SbO4 + SO2 + NO2 + H2O =>
Sb2S3 + 22 HNO3 = 2 H3SbO4 + 3 SO2 + 22 NO2 + 8 H2O
H2S + HNO4 = H2SO4 + NO2 + H2O =>
3 H2S + 8 HNO4 = 3 H2SO4 + 8 NO2 + 4 H2O
H + Cl + O = HClO4 =>
H + Cl + 4 O = HClO4
C2H4O2 + Na2(CO3) = NaC2H3O2 + CO2 + H2O =>
2 C2H4O2 + Na2(CO3) = 2 NaC2H3O2 + CO2 + H2O
ReO2 + Cl2 + H2O = HReO4 + Cl{-} + H3O{+} =>
2 ReO2 + 3 Cl2 + 10 H2O = 2 HReO4 + 6 Cl{-} + 6 H3O{+}
SrCl2(aq) + Na2CO3(aq) = SrCO3 + NaCl =>
SrCl2(aq) + Na2CO3(aq) = SrCO3 + 2 NaCl
C6H5NO + O2 = CO2 + H2O + N2 =>
4 C6H5NO + 27 O2 = 24 CO2 + 10 H2O + 2 N2
Cr(NO3)3 + NH3 = Cr(NH3)6(NO3)3 =>
Cr(NO3)3 + 6 NH3 = Cr(NH3)6(NO3)3
CuSO4(aq) + Na3PO4(aq) = Cu3(PO4)2(s) + Na2SO4 =>
3 CuSO4(aq) + 2 Na3PO4(aq) = Cu3(PO4)2(s) + 3 Na2SO4
Ga + F = GaF3 =>
Ga + 3 F = GaF3
Br2O3 + NaOH = NaBrO2 + H2O =>
Br2O3 + 2 NaOH = 2 NaBrO2 + H2O
C6H5Br + HBr = C6H5C2H5 + Br2 =>
4 C6H5Br + 10 HBr = 3 C6H5C2H5 + 7 Br2
Cr(OH)3 + H2O2 + OH{-} = CrO4{2-} + H2O =>
2 Cr(OH)3 + 3 H2O2 + 4 OH{-} = 2 CrO4{2-} + 8 H2O
NO3 + CO = N2 + CO2 =>
2 NO3 + 6 CO = N2 + 6 CO2
NH4ClO4 + KOH = NH4OH + KClO4 =>
NH4ClO4 + KOH = NH4OH + KClO4
PO2 + H2O = H3PO4 + H =>
PO2 + 2 H2O = H3PO4 + H
NH4Cl + K2(HgI4) + KOH = (OHg2NH2)I + KI + KCl + H2O =>
NH4Cl + 2 K2(HgI4) + 4 KOH = (OHg2NH2)I + 7 KI + KCl + 3 H2O
F + Cl = FCl =>
F + Cl = FCl
MgCl2 + K2CO3 = Mg2(CO3)2 + KCl =>
2 MgCl2 + 2 K2CO3 = Mg2(CO3)2 + 4 KCl
O3 + HCl = HOCl =>
O3 + 3 HCl = 3 HOCl
P4 + HCl = PCl5 + H2 =>
P4 + 20 HCl = 4 PCl5 + 10 H2
PO2 + H2O = H3PO4 + H =>
PO2 + 2 H2O = H3PO4 + H
S2O4{2-} + O2 + OH{-} = SO4{2-} + H2O =>
2 S2O4{2-} + 3 O2 + 4 OH{-} = 4 SO4{2-} + 2 H2O
FeSO4 + NaOH + O2 = Fe2O3 + Na2SO4 + H2O =>
4 FeSO4 + 8 NaOH + O2 = 2 Fe2O3 + 4 Na2SO4 + 4 H2O
MgCO3 + H2O = MgO + H2CO3 =>
MgCO3 + H2O = MgO + H2CO3
CaCO3 + H{+} = Ca{2+} + HCO3{-} =>
CaCO3 + H{+} = Ca{2+} + HCO3{-}
C4H8O2 + KMnO4 + H2SO4 = C2H4O2 + K2SO4 + MnSO4 + H2O =>
5 C4H8O2 + 4 KMnO4 + 6 H2SO4 = 10 C2H4O2 + 2 K2SO4 + 4 MnSO4 + 6 H2O
P4 + HClO + H2O = H3PO4 + Cl{-} + H{+} =>
P4 + 10 HClO + 6 H2O = 4 H3PO4 + 10 Cl{-} + 10 H{+}
CUS + H2SO4 = CUSO4 + SO2 + H2O =>
CUS + 4 H2SO4 = CUSO4 + 4 SO2 + 4 H2O
(c)H2S(g) + O2(g) = H2O(l) + SO2(g) =>
2(c)H2S(g) + 3 O2(g) = 2 H2O(l) + 2 SO2(g)
C4H9Cl + KOH = C4H10O + KCl =>
C4H9Cl + KOH = C4H10O + KCl
Al(s) + Zn(NO3)2(aq) = Al(NO3)3(aq) + Zn(s) =>
2 Al(s) + 3 Zn(NO3)2(aq) = 2 Al(NO3)3(aq) + 3 Zn(s)
FeCl3 + Na(OH) = Fe(OH)3 + NaCl =>
FeCl3 + 3 Na(OH) = Fe(OH)3 + 3 NaCl
Na2(SO4) + Ca3(PO4)2 = Ca(SO4) + Na3(PO4) =>
3 Na2(SO4) + Ca3(PO4)2 = 3 Ca(SO4) + 2 Na3(PO4)
C4H8O2 + H2O = C2H5OH + C2H4O2 =>
C4H8O2 + H2O = C2H5OH + C2H4O2
Fe + H2C2O4 = Fe(C2O4)3 + H2 =>
Fe + 3 H2C2O4 = Fe(C2O4)3 + 3 H2
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| Équations équilibrées la veille | Équations équilibrées le lendemain |
Équations équilibrées sur10/22/24
Équations équilibrées sur11/21/23
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