| Équations équilibrées la veille |
WOCl4 + 6 NaOH = Na2WO4 + 4 NaCl + 3 H2O
CaBr2 + HgSO4 = CaSO4 + HgBr2 =>
CaBr2 + HgSO4 = CaSO4 + HgBr2
KCr2O7 + KNO2 + H2SO4 = KNO3 + Cr(SO4)3 + K2SO4 + H2O =>
2 KCr2O7 + KNO2 + 13 H2SO4 = KNO3 + 4 Cr(SO4)3 + K2SO4 + 13 H2O
(NH4)2SO4(Ac) + NaCl(Ac) = Na2SO4(Ac) + NH4Cl(Ac) =>
(NH4)2SO4(Ac) + 2 NaCl(Ac) = Na2SO4(Ac) + 2 NH4Cl(Ac)
Cu2S + H2SO4 = CuSO4 + SO2 + H2O =>
Cu2S + 6 H2SO4 = 2 CuSO4 + 5 SO2 + 6 H2O
Fe + H2O + O2 = Fe(OH)2 =>
2 Fe + 2 H2O + O2 = 2 Fe(OH)2
C6H6O + HCOOH = C6H5COOH + H2O =>
C6H6O + HCOOH = C6H5COOH + H2O
MnO2 + KBr + H2SO4 = Br2 + MnSO4 + K2SO4 + H2O =>
MnO2 + 2 KBr + 2 H2SO4 = Br2 + MnSO4 + K2SO4 + 2 H2O
AlCl3 + K3(Cr(OH)6) + H2O = H3Cr(OH)6 + Al(OH)3 + KCl =>
AlCl3 + K3(Cr(OH)6) + 3 H2O = H3Cr(OH)6 + Al(OH)3 + 3 KCl
CaBr2 + AgNO3 = AgBr + Ca(NO3)2 =>
CaBr2 + 2 AgNO3 = 2 AgBr + Ca(NO3)2
Pb + H2SO4 + PbO2 = H2O + PbSO4 =>
Pb + 2 H2SO4 + PbO2 = 2 H2O + 2 PbSO4
NaClO4 + Fe(OH)2 + H2O = NaCl + Fe(OH)3 =>
NaClO4 + 8 Fe(OH)2 + 4 H2O = NaCl + 8 Fe(OH)3
NH3 + NiSO4 + H2O = Ni(OH)2 + (NH4)2SO4 =>
2 NH3 + NiSO4 + 2 H2O = Ni(OH)2 + (NH4)2SO4
H + CU(OH)2 = CU + H2O =>
2 H + CU(OH)2 = CU + 2 H2O
Cr(OH)4 + O2H = CrO4 + OH =>
Cr(OH)4 + 4 O2H = CrO4 + 8 OH
HCl + Na2S = H2S + NaCl =>
2 HCl + Na2S = H2S + 2 NaCl
KI + KBrO3 + HCl = I2 + KBr + KCl + H2O =>
6 KI + KBrO3 + 6 HCl = 3 I2 + KBr + 6 KCl + 3 H2O
H2O2 + As2S5 + NH4 = (NH4)3AsO4 + H2O + (NH4)2SO4 =>
28 H2O2 + As2S5 + 16 NH4 = 2(NH4)3AsO4 + 28 H2O + 5(NH4)2SO4
KMnO4 + FeSO4 + H2O = Fe2(SO4)3 + KOH + MnO2 + Fe2O3 =>
2 KMnO4 + 6 FeSO4 + H2O = 2 Fe2(SO4)3 + 2 KOH + 2 MnO2 + Fe2O3
C4H9Cl + Br2 = C4H9ClBr2 =>
C4H9Cl + Br2 = C4H9ClBr2
KCl + K2Cr2O7 + H2SO4 = Cl2 + Cr2(SO4)3 + K2SO4 + H2O =>
6 KCl + K2Cr2O7 + 7 H2SO4 = 3 Cl2 + Cr2(SO4)3 + 4 K2SO4 + 7 H2O
AlCl3 + MgOH = AlOH + MgCl3 =>
AlCl3 + MgOH = AlOH + MgCl3
Ni + Hg(NO3)2 = NiNO3 + Hg =>
2 Ni + Hg(NO3)2 = 2 NiNO3 + Hg
K2MnO4 + Cl2 = KMnO4 + KCl =>
2 K2MnO4 + Cl2 = 2 KMnO4 + 2 KCl
Me + H2SO4 = MeSO4 + H2S + H2O =>
4 Me + 5 H2SO4 = 4 MeSO4 + H2S + 4 H2O
KI(aq) + H2SO4(aq) = I2(s) + H2O(l) + SO2(aq) + K2SO4(aq) =>
2 KI(aq) + 2 H2SO4(aq) = I2(s) + 2 H2O(l) + SO2(aq) + K2SO4(aq)
NiCl2*6H2O + C2H4(NH2)2 = C6H24Cl2N6Ni*2H2O + H2O =>
NiCl2*6H2O + 3 C2H4(NH2)2 = C6H24Cl2N6Ni*2H2O + 4 H2O
SO3 + NaOH = (Na)2SO4 + H2O =>
SO3 + 2 NaOH = (Na)2SO4 + H2O
KNO3 + Pb = Pb(ii)O + KNO2 =>
KNO3 + Pb = Pb(ii)O + KNO2
Fe + Mg(NO3)2 = Fe(NO3)3 + Mg2 =>
4 Fe + 6 Mg(NO3)2 = 4 Fe(NO3)3 + 3 Mg2
H + Cl = HCl =>
H + Cl = HCl
Mg(s) + H2SO4(ac) = MgSO4(ac) + H2(g) =>
Mg(s) + H2SO4(ac) = MgSO4(ac) + H2(g)
SrS(aq) + CuSO4(aq) = CuS(s) + SrSO4(s) =>
SrS(aq) + CuSO4(aq) = CuS(s) + SrSO4(s)
NO + H2O + PbO2 = NO3{-} + H{+} + Pb2{+} =>
7 NO + 2 H2O + 6 PbO2 = 7 NO3{-} + 4 H{+} + 3 Pb2{+}
H + Cl = HCl =>
H + Cl = HCl
C2H2Cl2 + S2O8{2-} + H2O = H{+} + CO2 + Cl{-} + HSO4{-} =>
C2H2Cl2 + 4 S2O8{2-} + 4 H2O = 2 H{+} + 2 CO2 + 2 Cl{-} + 8 HSO4{-}
H + Cl = HCl =>
H + Cl = HCl
CuSO4 + Ba(NO3)2 = Cu(NO3)2 + BaSO4 =>
CuSO4 + Ba(NO3)2 = Cu(NO3)2 + BaSO4
H + Cl = HCl =>
H + Cl = HCl
Fe + Cl = FeCl3 =>
Fe + 3 Cl = FeCl3
Mg + Pb(SO4)2 = Mg(SO4)2 + Pb =>
Mg + Pb(SO4)2 = Mg(SO4)2 + Pb
Fe + Cl = FeCl3 =>
Fe + 3 Cl = FeCl3
Mn{+2} + Pb3O4 + H{+} = MnO4 + Pb{+} + H2O =>
5 Mn{+2} + 6 Pb3O4 + 8 H{+} = 5 MnO4 + 18 Pb{+} + 4 H2O
Fe + Cl = FeCl3 =>
Fe + 3 Cl = FeCl3
H2O2 = H2O + O2 =>
2 H2O2 = 2 H2O + O2
Fe + Cl = FeCl3 =>
Fe + 3 Cl = FeCl3
NaOH + NO4 = NaO4 + NOH =>
NaOH + NO4 = NaO4 + NOH
V + MnO2 = MnO + V2O3 =>
2 V + 3 MnO2 = 3 MnO + V2O3
Fe + Cl = FeCl3 =>
Fe + 3 Cl = FeCl3
LiFePO4 + CO = Fe3P + Li3PO4 + CO2 + P2O5 =>
6 LiFePO4 + 11 CO = 2 Fe3P + 2 Li3PO4 + 11 CO2 + P2O5
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