| Équations équilibrées la veille |
2 FeS(s) + 5 O2(g) = 2 FeO3(s) + 2 SO2(g)
Na2HAsO3 + Zn + H2SO4 = AsH3 + Na2SO4 + ZnSO4 + H2O =>
Na2HAsO3 + 3 Zn + 4 H2SO4 = AsH3 + Na2SO4 + 3 ZnSO4 + 3 H2O
FePO4 + S = FeSO4 + P =>
FePO4 + S = FeSO4 + P
CaSO4 + H2O = CaSO4*2H2O =>
CaSO4 + 2 H2O = CaSO4*2H2O
NaClO3 + HBr = NaBr + HClO3 =>
NaClO3 + HBr = NaBr + HClO3
PbCl4 + Li2O = LiCl + PbO2 =>
PbCl4 + 2 Li2O = 4 LiCl + PbO2
Mg3N2 + O2 = Mg + N2O3 =>
2 Mg3N2 + 3 O2 = 6 Mg + 2 N2O3
MgCO3 + HNO3 = Mg(NO3)2 + H2O + CO2 =>
MgCO3 + 2 HNO3 = Mg(NO3)2 + H2O + CO2
MnCO3 + CH3COOH = Mn(CH3COO)2 + CO2 + H2O =>
MnCO3 + 2 CH3COOH = Mn(CH3COO)2 + CO2 + H2O
CsOH + HNO3 = CsNO3 + NH4OH + O2 =>
2 CsOH + 3 HNO3 = 2 CsNO3 + NH4OH + 2 O2
Sn(NO3)2 = SnO + NO + O2 =>
2 Sn(NO3)2 = 2 SnO + 4 NO + 3 O2
Ca(OH)2(ac) + HCl(ac) = CaCl2(ac) + H2O(l) =>
Ca(OH)2(ac) + 2 HCl(ac) = CaCl2(ac) + 2 H2O(l)
Cr + MnO = Mn + CrO4 =>
Cr + 4 MnO = 4 Mn + CrO4
KCl + AgF = AgCl + KF =>
KCl + AgF = AgCl + KF
((CN))2(g) + H2O(l) = NH3(g) + H2C2O4(aq) =>
((CN))2(g) + 4 H2O(l) = 2 NH3(g) + H2C2O4(aq)
C5H5MgBr + FeCl3 = C10H10Fe + C10H8 + MgBr2 + MgCl2 + HCl =>
10 C5H5MgBr + 4 FeCl3 = 4 C10H10Fe + C10H8 + 5 MgBr2 + 5 MgCl2 + 2 HCl
BrO2{-} = BrO3{-} + Br{-} =>
3 BrO2{-} = 2 BrO3{-} + Br{-}
CuI2 + Cl = CuCl2 + I =>
CuI2 + 2 Cl = CuCl2 + 2 I
C2O4{-2} + H{+} + MnO4{-} = CO2 + Mn{+2} + H2O =>
5 C2O4{-2} + 16 H{+} + 2 MnO4{-} = 10 CO2 + 2 Mn{+2} + 8 H2O
K2S + H2CO3 = K2CO3 + H2S =>
K2S + H2CO3 = K2CO3 + H2S
CaO + Al2O3 = CaAl2O4 =>
CaO + Al2O3 = CaAl2O4
FeS + O2 = Fe2O3 + SO3 =>
4 FeS + 9 O2 = 2 Fe2O3 + 4 SO3
AgNO3(aq) + Na2C2O4(aq) = Ag2C2O4(s) + NaNO3(aq) =>
2 AgNO3(aq) + Na2C2O4(aq) = Ag2C2O4(s) + 2 NaNO3(aq)
Cu + Fe(NH4)2(SO4)2 = Cu(NH4)2(SO4)2 + Fe =>
Cu + Fe(NH4)2(SO4)2 = Cu(NH4)2(SO4)2 + Fe
AsCl3 + NaBH4 = AsH3 + NaCl + BCl3 =>
4 AsCl3 + 3 NaBH4 = 4 AsH3 + 3 NaCl + 3 BCl3
Ba(HS)2 + CuSO4 = CuS + BaSO4 + H2SO4 =>
Ba(HS)2 + 2 CuSO4 = 2 CuS + BaSO4 + H2SO4
K2SO3 + FeCl3 + H2O = K2SO4 + FeCl2 + HCl =>
K2SO3 + 2 FeCl3 + H2O = K2SO4 + 2 FeCl2 + 2 HCl
NH4NO3 + O2 = NO + H2O =>
2 NH4NO3 + O2 = 4 NO + 4 H2O
C7H5N3O6(s) = CO(g) + N2(g) + H2O(g) + C(s) =>
2 C7H5N3O6(s) = 7 CO(g) + 3 N2(g) + 5 H2O(g) + 7 C(s)
LiCoO2 + H2SO4 = Li2SO4 + CoSO4 + H2O + O2 =>
4 LiCoO2 + 6 H2SO4 = 2 Li2SO4 + 4 CoSO4 + 6 H2O + O2
K2S + H2CO3 = K2CO3 + H2S =>
K2S + H2CO3 = K2CO3 + H2S
NaOH + HAu + Cl = NaCl + H2O + Au =>
NaOH + HAu + Cl = NaCl + H2O + Au
NH4NO3 + O2 = N2O4 + H2O =>
2 NH4NO3 + 3 O2 = 2 N2O4 + 4 H2O
FeSO4 + HgNO3 = Hg2SO4 + Fe(NO3)2 =>
FeSO4 + 2 HgNO3 = Hg2SO4 + Fe(NO3)2
BaCl2 + H2SO4 = BaSO4 + HCl(classification) =>
BaCl2 + H2SO4 = BaSO4 + 2 HCl(classification)
(NH2)2CO + O2 = CO2 + N2 + H2O =>
2(NH2)2CO + 3 O2 = 2 CO2 + 2 N2 + 4 H2O
Al + Fe2O3 = Al2O3 + Fe =>
2 Al + Fe2O3 = Al2O3 + 2 Fe
Cl2 + KI + NaOH = NaCl + KIO3 + H2O =>
3 Cl2 + KI + 6 NaOH = 6 NaCl + KIO3 + 3 H2O
Na2SO4 + Ag = Na2SO4Ag =>
Na2SO4 + Ag = Na2SO4Ag
C9H8O4 + NH4OH = C7H6O3 + C2H4O2NH3 =>
C9H8O4 + NH4OH = C7H6O3 + C2H4O2NH3
KSCN = KCN + S =>
KSCN = KCN + S
Pb(NO3)2 + BaCl2 = PbCl2 + Ba(NO3)2 =>
Pb(NO3)2 + BaCl2 = PbCl2 + Ba(NO3)2
FeO + H2SO4 = FeSO4 + H2O =>
FeO + H2SO4 = FeSO4 + H2O
Ag + Na2SO4 = AgNa2SO4 =>
Ag + Na2SO4 = AgNa2SO4
Al(OH)3(s) + H2SO4(aq) = Al(aq) + H2O + SO4(aq) =>
2 Al(OH)3(s) + 3 H2SO4(aq) = 2 Al(aq) + 6 H2O + 3 SO4(aq)
(NH4)3PO4 + Fe(OH)2 = NH3 + H2O + Fe3(PO4)2 =>
2(NH4)3PO4 + 3 Fe(OH)2 = 6 NH3 + 6 H2O + Fe3(PO4)2
HgCl2 + NaOH = Hg(OH)2 + NaCl =>
HgCl2 + 2 NaOH = Hg(OH)2 + 2 NaCl
KSCN = K{+} + SCN{-} =>
KSCN = K{+} + SCN{-}
NO(g) + H(g) = N(g) + H2O =>
NO(g) + 2 H(g) = N(g) + H2O
Cl2 + H2O = HCl + O2HOCl =>
3 Cl2 + 3 H2O = 5 HCl + O2HOCl
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