| Équations équilibrées la veille |
3 Ca(Cl)2 + 2 Na3PO4 = Ca3(PO4)2 + 6 NaCl
Na2(CO3) + HNO3 = NaNO3 + H2CO3 =>
Na2(CO3) + 2 HNO3 = 2 NaNO3 + H2CO3
C2H2 + O2 = CO2 + H2O =>
2 C2H2 + 5 O2 = 4 CO2 + 2 H2O
KMnO4 + CuSO4 = KSO4 + CuMnO4 =>
KMnO4 + CuSO4 = KSO4 + CuMnO4
Ca(OH)2 + HNO3 = NO3(OH)2 + HCa =>
Ca(OH)2 + HNO3 = NO3(OH)2 + HCa
Au{+} + SO3{2-} = Au2(SO3) =>
2 Au{+} + SO3{2-} = Au2(SO3)
CO(g) + H2O(l) = CO2(g) + H2(g) =>
CO(g) + H2O(l) = CO2(g) + H2(g)
As + NaClO + H2O = NaCl + H3AsO4 =>
2 As + 5 NaClO + 3 H2O = 5 NaCl + 2 H3AsO4
As4S6 + O = As4O6 + SO2 =>
As4S6 + 18 O = As4O6 + 6 SO2
C3H8O + HCl = C3H8Cl + OH =>
C3H8O + HCl = C3H8Cl + OH
ClO[{-}] + H2O = Cl{-]+OH =>
ClO[{-}] + H2O = Cl{-]+2OH
CH3CH3 + O2 = CO2 + H2O =>
2 CH3CH3 + 7 O2 = 4 CO2 + 6 H2O
H3AsO3 + H2SO4 + Na2S = As2S3 + Na2SO4 + H2O =>
2 H3AsO3 + 3 H2SO4 + 3 Na2S = As2S3 + 3 Na2SO4 + 6 H2O
Fe + NaCl2 = FeCl3 + Na =>
2 Fe + 3 NaCl2 = 2 FeCl3 + 3 Na
KOH + HCl + O = KClO3 + H2O =>
KOH + HCl + 3 O = KClO3 + H2O
Ca2 + Br = CaBr4 =>
Ca2 + 8 Br = 2 CaBr4
C12H10Mg2Br2 + C8H8O2 = C19H16O + MgBr + H =>
5 C12H10Mg2Br2 + 2 C8H8O2 = 4 C19H16O + 10 MgBr + 2 H
Al4C3 + H2O = CH4 + Al(OH)3 =>
Al4C3 + 12 H2O = 3 CH4 + 4 Al(OH)3
SrO + HBr = BrSrO + H2 =>
2 SrO + 2 HBr = 2 BrSrO + H2
ZnCl2 + (NH4)2S = ZnS(s) + NH4Cl =>
ZnCl2 + (NH4)2S = ZnS(s) + 2 NH4Cl
Cl{-}(aq) + Br2(aq) = Cl2(aq) + Br{-}(aq) =>
2 Cl{-}(aq) + Br2(aq) = Cl2(aq) + 2 Br{-}(aq)
SO3 + Cu(OH)2 = Cu2SO4(OH)2 + H2O =>
SO3 + 2 Cu(OH)2 = Cu2SO4(OH)2 + H2O
HClO3 + FeSO4 + H2SO4 = HCl + Fe2(SO4)3 + H2O =>
HClO3 + 6 FeSO4 + 3 H2SO4 = HCl + 3 Fe2(SO4)3 + 3 H2O
Pb(NO3)2 = PbO + NO2 + O2 =>
2 Pb(NO3)2 = 2 PbO + 4 NO2 + O2
Fe2(NH4)2(SO4)4 + KI = FeSO4 + KNH4SO4 + I =>
Fe2(NH4)2(SO4)4 + 2 KI = 2 FeSO4 + 2 KNH4SO4 + 2 I
H2CO3 = CO2 + H2O =>
H2CO3 = CO2 + H2O
Fe(ClO3)3 + H3PO4 = FePO4 + HClO3 =>
Fe(ClO3)3 + H3PO4 = FePO4 + 3 HClO3
H3CNH2 + HCl = H3CNH3 + Cl =>
H3CNH2 + HCl = H3CNH3 + Cl
C3(CH3)4Cl + H2O = C3(CH3)4OH + HCl =>
C3(CH3)4Cl + H2O = C3(CH3)4OH + HCl
BaCl + K(CO3)2 = Ba(CO3)2 + KCl =>
BaCl + K(CO3)2 = Ba(CO3)2 + KCl
Cu2O + In = Cu + InO =>
Cu2O + In = 2 Cu + InO
H2SO4 + KOH = K2SO4 + H2O =>
H2SO4 + 2 KOH = K2SO4 + 2 H2O
H2O + NaH2PO4 = H3O + NaHPO5 =>
4 H2O + NaH2PO4 = 3 H3O + NaHPO5
CaH2 + CuO = Cu + H2O + Ca =>
CaH2 + CuO = Cu + H2O + Ca
(NH4)2Cr2O7 = H + O + N2 + Cr2 =>
(NH4)2Cr2O7 = 8 H + 7 O + N2 + Cr2
CH4(g) + O2(g) = CO2(g) + H2O(v) =>
CH4(g) + 2 O2(g) = CO2(g) + 2 H2O(v)
CO2 + H2S + H2O = C6H12O6 + H2SO2 =>
6 CO2 + 6 H2S + 6 H2O = C6H12O6 + 6 H2SO2
Na2SO3 + HCl = NaCl + H2O + SO2 =>
Na2SO3 + 2 HCl = 2 NaCl + H2O + SO2
Cu(NH3)4SO4 = CuSO4 + NH3 =>
Cu(NH3)4SO4 = CuSO4 + 4 NH3
BrCH2CHCHCH2Br + K2Cr2O7 + H2SO4 = BrCH2COOH + K2SO4 + Cr2(SO4)3 + H2O =>
3 BrCH2CHCHCH2Br + 4 K2Cr2O7 + 16 H2SO4 = 6 BrCH2COOH + 4 K2SO4 + 4 Cr2(SO4)3 + 16 H2O
(NH4)2SO4 + Ba(NO3)2 = BaSO4 + HNO3 + NH3 =>
(NH4)2SO4 + Ba(NO3)2 = BaSO4 + 2 HNO3 + 2 NH3
HReO4 + HCl + H(SnCl3) = Re + H2(SnCl6) + H2O =>
2 HReO4 + 21 HCl + 7 H(SnCl3) = 2 Re + 7 H2(SnCl6) + 8 H2O
Ba3(PO4)2 = Ba + PO4 =>
Ba3(PO4)2 = 3 Ba + 2 PO4
HCl + CaCO3 = CaCl2 + H2O + CO2 =>
2 HCl + CaCO3 = CaCl2 + H2O + CO2
Mg(NO3)2 + NaHCO3 = MgCO3 + NaH(NO3)2 =>
Mg(NO3)2 + NaHCO3 = MgCO3 + NaH(NO3)2
Mg(Br)2 = Mg + Br2 =>
Mg(Br)2 = Mg + Br2
H2 + O2 = H2O =>
2 H2 + O2 = 2 H2O
Fe + HCl = FeCl3 + H2 =>
2 Fe + 6 HCl = 2 FeCl3 + 3 H2
NaCI(aq) + AgNO3(aq) = NaNO3(aq) + AgCI(s) =>
NaCI(aq) + AgNO3(aq) = NaNO3(aq) + AgCI(s)
Mn{2+} + H2O2 + NH3 = MnO2 + NH4{+} =>
Mn{2+} + H2O2 + 2 NH3 = MnO2 + 2 NH4{+}
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Équations équilibrées sur01/06/25
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