| Équations équilibrées la veille | Équations équilibrées le lendemain |
Ba(Br)2 + 2 NaCH3COO = Ba(CH3COO)2 + 2 NaBr
Pb + CN = Pb(CN)4 =>
Pb + 4 CN = Pb(CN)4
Zn(s) + CoCl2(aq) = ZnCl(aq) + CoCl(s) =>
Zn(s) + CoCl2(aq) = ZnCl(aq) + CoCl(s)
SiO2 + NaPO3 + Al = Na2SiO3 + Al2O3 + P4 =>
6 SiO2 + 12 NaPO3 + 20 Al = 6 Na2SiO3 + 10 Al2O3 + 3 P4
Ca(NO3)2 + K3PO4 = Ca3(PO4)2 + K(NO3) =>
3 Ca(NO3)2 + 2 K3PO4 = Ca3(PO4)2 + 6 K(NO3)
H2SO4 + NH3 = H2O + HNO3 + S =>
4 H2SO4 + 3 NH3 = 7 H2O + 3 HNO3 + 4 S
NaHSO4 + KOH = K2SO4 + NaOH + H2O =>
NaHSO4 + 2 KOH = K2SO4 + NaOH + H2O
H2SO4 + NH4NO3 + C12H22O11 = C12H18N4O19 + H2O + SO2 =>
8 H2SO4 + 2 NH4NO3 + C12H22O11 = C12H18N4O19 + 14 H2O + 8 SO2
K4Fe(CN)6 + KMnO4 + H2SO4 = KHSO4 + Fe2(SO4)3 + MnSO4 + HNO3 + CO2 + H2O =>
10 K4Fe(CN)6 + 122 KMnO4 + 299 H2SO4 = 162 KHSO4 + 5 Fe2(SO4)3 + 122 MnSO4 + 60 HNO3 + 60 CO2 + 188 H2O
Pb(NO3)2 + KCl = PbCl2 + KNO3 =>
Pb(NO3)2 + 2 KCl = PbCl2 + 2 KNO3
H2O + Mg = MgOH2 = H2 =>
H2O + Mg = MgOH2
As2S3 + HClO4 + H2O = H3AsO4 + HCl + H2SO4 =>
2 As2S3 + 7 HClO4 + 12 H2O = 4 H3AsO4 + 7 HCl + 6 H2SO4
As + H2 = AsH3 =>
2 As + 3 H2 = 2 AsH3
PbCl2 + HgCl2 = PbCl4 + Hg2Cl2 =>
PbCl2 + 2 HgCl2 = PbCl4 + Hg2Cl2
Bi + O = BiO3 =>
Bi + 3 O = BiO3
C6H4ClNO2 + H = C6H4ClNH2 + H2O =>
C6H4ClNO2 + 6 H = C6H4ClNH2 + 2 H2O
Fe(s) + H2SO4(aw) = Fe2(SO4)3(aq) + H2(g) =>
2 Fe(s) + 3 H2SO4(aw) = Fe2(SO4)3(aq) + 3 H2(g)
H2SO4 + K4Fe(CN)6 + KMnO4 = K3Fe(CN)6 + K2SO4 + MnSO4 + H2O =>
4 H2SO4 + 5 K4Fe(CN)6 + KMnO4 = 5 K3Fe(CN)6 + 3 K2SO4 + MnSO4 + 4 H2O
F2 + BaI2 = BaF2 + I =>
F2 + BaI2 = BaF2 + 2 I
Fe2O3 + H2O2 = Fe(OH)3 + O2 =>
2 Fe2O3 + 6 H2O2 = 4 Fe(OH)3 + 3 O2
Mg + Na2Co3 = MgCo3 + Na =>
Mg + Na2Co3 = MgCo3 + 2 Na
MnO4 + H{+} + Fe{2+} = Mn + Fe{3+} + H2O =>
MnO4 + 8 H{+} + 8 Fe{2+} = Mn + 8 Fe{3+} + 4 H2O
K{+} + C2O4{-2} + H2O = K2C2O4*H2O =>
2 K{+} + C2O4{-2} + H2O = K2C2O4*H2O
H2SO4{-2} + NaOH = Na2SO4{-2} + H2O =>
H2SO4{-2} + 2 NaOH = Na2SO4{-2} + 2 H2O
Fe(OH)3 + KOH = KH2FeO3 + H2O =>
Fe(OH)3 + KOH = KH2FeO3 + H2O
C2H4 + HCl + O2 = C2H3Cl + H2O =>
2 C2H4 + 2 HCl + O2 = 2 C2H3Cl + 2 H2O
Na + Al(SO4) = Na(SO4) + Al =>
Na + Al(SO4) = Na(SO4) + Al
PbCl4 = Pb4 + Cl2 =>
4 PbCl4 = Pb4 + 8 Cl2
Zn + Pb2(NO)3 = Zn(NO)3 + Pb =>
Zn + Pb2(NO)3 = Zn(NO)3 + 2 Pb
C8H16O2 + NaOH = C8H15O2Na + H2O =>
C8H16O2 + NaOH = C8H15O2Na + H2O
NaNH2 = Na + N2 + H2 =>
2 NaNH2 = 2 Na + N2 + 2 H2
Al(OH)2 = Al2 + OH =>
2 Al(OH)2 = Al2 + 4 OH
FeCl3 + NH3 = FeNH3 + Cl2 =>
2 FeCl3 + 2 NH3 = 2 FeNH3 + 3 Cl2
HCN + BaO = Ba(CN)2 + H2O =>
2 HCN + BaO = Ba(CN)2 + H2O
HClO4 + P4O10 = H3PO4 + Cl2O7 =>
12 HClO4 + P4O10 = 4 H3PO4 + 6 Cl2O7
CaCO3 + H3O{+} = Ca{2+} + CO2 + H2O =>
CaCO3 + 2 H3O{+} = Ca{2+} + CO2 + 3 H2O
H3PMo12O40 + H2S = MoS2 + H2O + SO2 + H3PO4 =>
H3PMo12O40 + 28 H2S = 12 MoS2 + 28 H2O + 4 SO2 + H3PO4
SiH4 = Si + H2 =>
SiH4 = Si + 2 H2
Sn(ClO3)2 + K2CrO4 = SnCrO4 + KClO3 =>
Sn(ClO3)2 + K2CrO4 = SnCrO4 + 2 KClO3
NaNO3 + MgSO4 = NaSO4 + NO3Mg =>
NaNO3 + MgSO4 = NaSO4 + NO3Mg
FeS2 + H2O = FeOOH + H + H2SO4 =>
FeS2 + 10 H2O = FeOOH + 15 H + 2 H2SO4
O8 + P4 = P4O10 =>
5 O8 + 4 P4 = 4 P4O10
MgO + H3PO4 = Mg3(PO4)2 + H2O =>
3 MgO + 2 H3PO4 = Mg3(PO4)2 + 3 H2O
Ag + MgSO4 = Ag2SO4 + Mg =>
2 Ag + MgSO4 = Ag2SO4 + Mg
H2CO + [H] = CH3OH =>
H2CO + 2[H] = CH3OH
HSO3{-} + OH{-} = SO4{-2} + H{+} + e =>
HSO3{-} + OH{-} = SO4{-2} + 2 H{+} + 2e
NaOH + Cl2 = NaCl + NaClO + H2O =>
2 NaOH + Cl2 = NaCl + NaClO + H2O
K2SO3 + KMnO3 + H2SO4 = K2SO4 + MnSO4 + H2O =>
3 K2SO3 + 2 KMnO3 + 3 H2SO4 = 4 K2SO4 + 2 MnSO4 + 3 H2O
FeCl2 + HNO3 = Fe + HCl + NO3 =>
FeCl2 + 2 HNO3 = Fe + 2 HCl + 2 NO3
I + Ba(NO3)2 = BaI2 + NO3 =>
2 I + Ba(NO3)2 = BaI2 + 2 NO3
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| Équations équilibrées la veille | Équations équilibrées le lendemain |
Équations équilibrées sur12/16/24
Équations équilibrées sur01/15/24
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