| Équations équilibrées la veille | Équations équilibrées le lendemain |
HBr + NaOH = HOH + Na + Br
CH4 + O2 = CO2(g) + H2O =>
CH4 + 2 O2 = CO2(g) + 2 H2O
(BaNO3)2 + Mg = BaO + MgO + N2 =>
(BaNO3)2 + 4 Mg = 2 BaO + 4 MgO + N2
HCl + K2Cr2O7 + KBr = Cr(Cl)3 + KCl + Br2 + H2O =>
14 HCl + K2Cr2O7 + 6 KBr = 2 Cr(Cl)3 + 8 KCl + 3 Br2 + 7 H2O
B + KOH = K3B + H2O + O2 =>
4 B + 12 KOH = 4 K3B + 6 H2O + 3 O2
NaI + HNO3 = NaH + I(NO3) =>
NaI + HNO3 = NaH + I(NO3)
CH2O + H2 = CH3OH =>
CH2O + H2 = CH3OH
NaOH + H3(PO4) = Na2(HPO4) + H2O =>
2 NaOH + H3(PO4) = Na2(HPO4) + 2 H2O
CH3(CH2)14 + H2O = CO2 + H =>
CH3(CH2)14 + 30 H2O = 15 CO2 + 91 H
C4H4O + Br2 = C4H4OBr2 =>
C4H4O + Br2 = C4H4OBr2
Cu{+} + Fe3Fe1(OH)8Cl = Cu0 + Fe2O3 + Cl{-} + H{+} + H2O =>
3 Cu{+} + Fe3Fe1(OH)8Cl = 3 Cu0 + 2 Fe2O3 + Cl{-} + 4 H{+} + 2 H2O
PtO2() = Pt(s) + O2(g) =>
PtO2() = Pt(s) + O2(g)
HF + NaHS = NaFS + H2 =>
HF + NaHS = NaFS + H2
H2O(l) + CO2(g) = H2CO3(g) =>
H2O(l) + CO2(g) = H2CO3(g)
AlCl3 + Mg(oh)2 = Al(oh)3 + MgCl2 =>
12 AlCl3 + 9 Mg(oh)2 = 4 Al(oh)3 + 18 MgCl2
Ammoniumdichromate = Nitrogen + Cr2O3 + Water =>
(NH4)2Cr2O7 = N2 + Cr2O3 + 4 H2O
Na2CO3(ag) + HCl(aq) = H2CO3(aq) + NaCl(aq) =>
Na2CO3(ag) + 2 HCl(aq) = H2CO3(aq) + 2 NaCl(aq)
Fe + O2 = FeO =>
2 Fe + O2 = 2 FeO
CH3COCH3 + K2Cr2O7 + H2SO4 = CH3COOH + K2SO4 + Cr2(SO4)3 + H2O =>
6 CH3COCH3 + 4 K2Cr2O7 + 16 H2SO4 = 9 CH3COOH + 4 K2SO4 + 4 Cr2(SO4)3 + 16 H2O
C4H8O + NH2OH = C4H9NO + H2O =>
C4H8O + NH2OH = C4H9NO + H2O
H2O2 + O2 = H2O3 =>
2 H2O2 + O2 = 2 H2O3
Ba(C2H3O2)2 + NaOH = Ba(OH)2 + Na(C2H3O2) =>
Ba(C2H3O2)2 + 2 NaOH = Ba(OH)2 + 2 Na(C2H3O2)
Fe(HCO3)2 + Ca(OH)2 + O2 = Fe(OH)3 + CaCO3 + H2O =>
4 Fe(HCO3)2 + 8 Ca(OH)2 + O2 = 4 Fe(OH)3 + 8 CaCO3 + 6 H2O
KI + FeCl3 = KCl3 + IFe =>
KI + FeCl3 = KCl3 + IFe
CrCl3 + HCl + Zn = ZnCl2 + H2CrCl2 =>
2 CrCl3 + 4 HCl + 3 Zn = 3 ZnCl2 + 2 H2CrCl2
Na3PO4 + NaOH = Na4PO5H =>
Na3PO4 + NaOH = Na4PO5H
HClO4 + PbCO3 = PbClO4 + HCO3 =>
HClO4 + PbCO3 = PbClO4 + HCO3
H2AsO4 + H2S = S02 + As2S3 + H2O =>
4 H2AsO4 + 12 H2S = 3 S02 + 2 As2S3 + 16 H2O
B + Eu2O3 + C = EuB6 + CO2 =>
24 B + 2 Eu2O3 + 3 C = 4 EuB6 + 3 CO2
Fe + Br = Fe{2+} + Br{-} =>
Fe + 2 Br = Fe{2+} + 2 Br{-}
potassiumnitrate + bariumchloride = potassiumchloride + bariumnitrate =>
2 KNO3 + BaCl2 = 2 KCl + Ba(NO3)2
N + H2S = NH4 + S =>
N + 2 H2S = NH4 + 2 S
C2H4O2 + NaHCO3 = NaHC3OO + H2O + CO2 =>
5 C2H4O2 + 4 NaHCO3 = 4 NaHC3OO + 10 H2O + 2 CO2
Cl + NaI3 = NaCl2 + I =>
2 Cl + NaI3 = NaCl2 + 3 I
AgBr + Pb(NO3)2 = PbBr2 + Ag(NO3) =>
2 AgBr + Pb(NO3)2 = PbBr2 + 2 Ag(NO3)
CuSO4 + Na2S2O3 = Cu2S4O6 + Na2SO4 =>
2 CuSO4 + 2 Na2S2O3 = Cu2S4O6 + 2 Na2SO4
Na3PO4 + NaOH = Na4PO5H =>
Na3PO4 + NaOH = Na4PO5H
Na2CO3(s) = Na + C + O2 =>
2 Na2CO3(s) = 4 Na + 2 C + 3 O2
C6H8N2 + HCl = C6H8N2HCl =>
C6H8N2 + HCl = C6H8N2HCl
Na3PO4 + NaOH = Na4PO5H =>
Na3PO4 + NaOH = Na4PO5H
KCl + OF2 = KF + Cl2O =>
2 KCl + OF2 = 2 KF + Cl2O
SrCO3 + Cr2O3 + Nb2O5 = Sr3CrNb2O9 + CO2 + O2 =>
12 SrCO3 + 2 Cr2O3 + 4 Nb2O5 = 4 Sr3CrNb2O9 + 12 CO2 + O2
NaI + H2SO4 = I2 + H2O + H2S + Na2SO4 =>
8 NaI + 5 H2SO4 = 4 I2 + 4 H2O + H2S + 4 Na2SO4
K + H2 = HK =>
2 K + H2 = 2 HK
Cu(OH)2 + KOH + Cl2 = K[Cu(OH)4] + KCl =>
2 Cu(OH)2 + 4 KOH + Cl2 = 2 K[Cu(OH)4] + 2 KCl
Li + H2SO3 + O2 = Li2SO4 + H2 =>
4 Li + 2 H2SO3 + O2 = 2 Li2SO4 + 2 H2
Na2SO4 + MgCl2 = MgSO4 + NaCl =>
Na2SO4 + MgCl2 = MgSO4 + 2 NaCl
Na3PO4 + NaOH = Na4PO5H =>
Na3PO4 + NaOH = Na4PO5H
NH3 + Na = H2 + NaNH2 =>
2 NH3 + 2 Na = H2 + 2 NaNH2
Ni2(aq) + NH3(aq) = Ni(NH3)6(aq) =>
Ni2(aq) + 12 NH3(aq) = 2 Ni(NH3)6(aq)
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| Équations équilibrées la veille | Équations équilibrées le lendemain |
Équations équilibrées sur01/10/25
Équations équilibrées sur02/09/24
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