| Équations équilibrées la veille |
Cr2(SO4)3 + 3 K2S2O8 + 14 KOH = K2Cr2O7 + 9 K2SO4 + 7 H2O
SnCl2 + K2CrO4 + HCl = KCl + CrCl3 + SnCl4 + H2O =>
3 SnCl2 + 2 K2CrO4 + 16 HCl = 4 KCl + 2 CrCl3 + 3 SnCl4 + 8 H2O
C3 + NiS2 + O2 = SO2 + Ni2C3 =>
C3 + 2 NiS2 + 4 O2 = 4 SO2 + Ni2C3
(C2H5)2NH + HNO3 = NO3 + (C2H5)2NH2 =>
(C2H5)2NH + HNO3 = NO3 + (C2H5)2NH2
CaCl2 + O2 = CaO + Cl2 =>
2 CaCl2 + O2 = 2 CaO + 2 Cl2
FeSO4 + NaOH = Fe(OH)2 + Na2SO4 =>
FeSO4 + 2 NaOH = Fe(OH)2 + Na2SO4
NO2 + Al = Al2O3 + N2O =>
2 NO2 + 2 Al = Al2O3 + N2O
PbO + Mg(OH)2 = MgPbO2 + H2O =>
PbO + Mg(OH)2 = MgPbO2 + H2O
PO4 + AlCl3 = AlPO4 + Cl =>
PO4 + AlCl3 = AlPO4 + 3 Cl
MgCl2 + C9H7NO = Mg(C9H6ON)2 + HCl =>
MgCl2 + 2 C9H7NO = Mg(C9H6ON)2 + 2 HCl
NaOH + H2O = NaOH2 + OH =>
NaOH + H2O = NaOH2 + OH
Cu2FeS3 + HNO3 = CuSO4 + Cu(NO3)2 + Fe2(SO4)3 + N2O + H2O =>
8 Cu2FeS3 + 58 HNO3 = 12 CuSO4 + 4 Cu(NO3)2 + 4 Fe2(SO4)3 + 25 N2O + 29 H2O
NaOH + C4H6NiO4 = C2H3NaO2 + Ni(OH)2 =>
2 NaOH + C4H6NiO4 = 2 C2H3NaO2 + Ni(OH)2
CuCl2 + FeO = CuO + FeCl2 =>
CuCl2 + FeO = CuO + FeCl2
FeCl3Ca = CaCl3Fe =>
FeCl3Ca = CaCl3Fe
In2O3 + Ce2S3 = In2S3 + Ce2O3 =>
In2O3 + Ce2S3 = In2S3 + Ce2O3
NO2 + Al = Al2O3 + N2 =>
6 NO2 + 8 Al = 4 Al2O3 + 3 N2
H2SO4 + K2Cr2O7 + HCl = Cr2(SO4)3 + H2O + K2SO4 + Cl =>
4 H2SO4 + K2Cr2O7 + 6 HCl = Cr2(SO4)3 + 7 H2O + K2SO4 + 6 Cl
S + KNO3 + H2O = H2SO4 + N2 + K2SO4 =>
5 S + 6 KNO3 + 2 H2O = 2 H2SO4 + 3 N2 + 3 K2SO4
Fe(SO3) + O2 = Fe2O3 + SO2 =>
4 Fe(SO3) + O2 = 2 Fe2O3 + 4 SO2
NiCl3(aq) + K2CO3(aq) = Ni2(CO3)3(s) + KCl(aq) =>
2 NiCl3(aq) + 3 K2CO3(aq) = Ni2(CO3)3(s) + 6 KCl(aq)
H2 + C2O4 = H2C2O4 =>
H2 + C2O4 = H2C2O4
C3H8(OH)2 + O2 = CO2 + H2O =>
2 C3H8(OH)2 + 9 O2 = 6 CO2 + 10 H2O
ClCH2CH2Cl + NaOH = NaCl + OHCH2CH2OH =>
ClCH2CH2Cl + 2 NaOH = 2 NaCl + OHCH2CH2OH
Cd + NiO2 + H2O = Cd(OH)2 + Ni(OH)2 =>
Cd + NiO2 + 2 H2O = Cd(OH)2 + Ni(OH)2
MgSi(s) + H2O(l) = MgO(s) + SiH2 =>
MgSi(s) + H2O(l) = MgO(s) + SiH2
Al(NO3)3 + CaBr2 = AlBr3 + Ca(NO3)2 =>
2 Al(NO3)3 + 3 CaBr2 = 2 AlBr3 + 3 Ca(NO3)2
Al + O = Al2O3 =>
2 Al + 3 O = Al2O3
Al + HSO4 + OH{-} = Al2O3 + S2{-} + H2O =>
10 Al + 4 HSO4 + 2 OH{-} = 5 Al2O3 + 2 S2{-} + 3 H2O
Cr(NO3)3 + Cl2 + KOH = K2CrO4 + KCl + KNO3 + H2O =>
2 Cr(NO3)3 + 3 Cl2 + 16 KOH = 2 K2CrO4 + 6 KCl + 6 KNO3 + 8 H2O
C6H8O6 + I = C6H6O6 + H{+} + I{-} =>
C6H8O6 + 2 I = C6H6O6 + 2 H{+} + 2 I{-}
HI + Rb2O = RbI + H2O =>
2 HI + Rb2O = 2 RbI + H2O
Fe(HO)3 + HCl = FeCl3 + H2O =>
Fe(HO)3 + 3 HCl = FeCl3 + 3 H2O
(NH4)2SO4 + Ca(OH)2 = CaSO4 + NH3 + HOH =>
(NH4)2SO4 + Ca(OH)2 = CaSO4 + 2 NH3 + 2 HOH
H2S + AgNO3 = Ag2S + HNO3 =>
H2S + 2 AgNO3 = Ag2S + 2 HNO3
Pb(NO3)2 + NaI = PbI2 + NaNO3 =>
Pb(NO3)2 + 2 NaI = PbI2 + 2 NaNO3
HI(aq) + KOH = H2O(l) + KI(aq) =>
HI(aq) + KOH = H2O(l) + KI(aq)
AlBr3 + Cl2 = AlCl2 + Br3 =>
AlBr3 + Cl2 = AlCl2 + Br3
Ba3(PO4)2 + K2CO3 = BaCO3 + K3PO4 =>
Ba3(PO4)2 + 3 K2CO3 = 3 BaCO3 + 2 K3PO4
Hg + O2 = HgO =>
2 Hg + O2 = 2 HgO
(NH4)2SO4 + NH4VO3 + H2SO4 = NH4VS3 + NO2 + H2O =>
12(NH4)2SO4 + 7 NH4VO3 + 9 H2SO4 = 7 NH4VS3 + 24 NO2 + 57 H2O
AgNO3(aq) + Mg(s) = Ag(s) + Mg(NO3)2(aq) =>
2 AgNO3(aq) + Mg(s) = 2 Ag(s) + Mg(NO3)2(aq)
FeCl2 + MgSO4 = FeSO4 + MgCl2 =>
FeCl2 + MgSO4 = FeSO4 + MgCl2
H2O2 + C14H4Cl6O4 = C6H3Cl3O + C2O4 =>
H2O2 + C14H4Cl6O4 = 2 C6H3Cl3O + C2O4
Au + BaSO4 = AuSO4 + Ba =>
Au + BaSO4 = AuSO4 + Ba
Mg2Si + H3PO4 = Mg3(PO4)2 + SiH4 =>
3 Mg2Si + 4 H3PO4 = 2 Mg3(PO4)2 + 3 SiH4
CH3OH(l) = H2(g) + CO(g) =>
CH3OH(l) = 2 H2(g) + CO(g)
NaHCO3(s) + CH3COOH(aq) = CO2(g) + H2O(l) + CH3CO2Na(aq) =>
NaHCO3(s) + CH3COOH(aq) = CO2(g) + H2O(l) + CH3CO2Na(aq)
Hg2Cl2 + Na2S = NaCl + Hg2S =>
Hg2Cl2 + Na2S = 2 NaCl + Hg2S
C5H9NO4 + O2 = H2O + CO2 + NO1 =>
4 C5H9NO4 + 23 O2 = 18 H2O + 20 CO2 + 4 NO1
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