| Équations équilibrées la veille |
3 FeAsS + 23 HNO3 = 3 Fe(NO3)3 + 3 H3AsO4 + 3 H2SO4 + 14 NO + 4 H2O
Mo + H2SO4 = Mo(SO4)2 + SO2 + H2O =>
Mo + 4 H2SO4 = Mo(SO4)2 + 2 SO2 + 4 H2O
Fe + KOH + H2O = K4Fe(OH)6 + H2 =>
Fe + 4 KOH + 2 H2O = K4Fe(OH)6 + H2
Na2C2 + H2O = C2H2 + Na2O =>
Na2C2 + H2O = C2H2 + Na2O
Ca + HBr = CaBr2 + H2 =>
Ca + 2 HBr = CaBr2 + H2
BaCl2 + K4[Fe(CN)6] = Ba4[Fe(CN)6]2 + KCl =>
4 BaCl2 + 2 K4[Fe(CN)6] = Ba4[Fe(CN)6]2 + 8 KCl
MgCl + HCl = Cl2 + MgH2 =>
2 MgCl + 4 HCl = 3 Cl2 + 2 MgH2
NH4OH + NO2 = NH4NO2 + H2O =>
8 NH4OH + 6 NO2 = 7 NH4NO2 + 6 H2O
B2Br6 + HNO3 = B(NO3)3 + HBr =>
B2Br6 + 6 HNO3 = 2 B(NO3)3 + 6 HBr
Fe + Pb{2+} = Fe{3+} + Pb =>
2 Fe + 3 Pb{2+} = 2 Fe{3+} + 3 Pb
Ag(s) + HNO3 = AgNO3(aq) + H2(g) =>
2 Ag(s) + 2 HNO3 = 2 AgNO3(aq) + H2(g)
MgCl + HCl = Cl2 + MgH2 =>
2 MgCl + 4 HCl = 3 Cl2 + 2 MgH2
SrO + H2SO4 = SrSO4 + H2O =>
SrO + H2SO4 = SrSO4 + H2O
CO2(SO4)3 = CO2 + SO4 =>
CO2(SO4)3 = CO2 + 3 SO4
CO2 + H2O = C6H12O6 + O2 =>
6 CO2 + 6 H2O = C6H12O6 + 6 O2
MgCl + HCl = Cl2 + MgH2 =>
2 MgCl + 4 HCl = 3 Cl2 + 2 MgH2
Fe2O3 + Li = Li2O + Fe =>
Fe2O3 + 6 Li = 3 Li2O + 2 Fe
Pb + AuCl = PbCl2 + Au =>
Pb + 2 AuCl = PbCl2 + 2 Au
C + H2SO5 = CO2 + SO2 + H2O =>
C + H2SO5 = CO2 + SO2 + H2O
Ti(OH)3 = TiO2 + H2O + H2 =>
2 Ti(OH)3 = 2 TiO2 + 2 H2O + H2
N2 + Al2O3 = Al + NO3 =>
N2 + 2 Al2O3 = 4 Al + 2 NO3
NaCl + Bi2S3 = Na2S + BiCl3 =>
6 NaCl + Bi2S3 = 3 Na2S + 2 BiCl3
Na + O2 = Na2O =>
4 Na + O2 = 2 Na2O
Cu{2} + Al = Cu + Al{3+} =>
3 Cu{2} + 2 Al = 3 Cu + 2 Al{3+}
N2 + FeO = Fe + NO =>
N2 + 2 FeO = 2 Fe + 2 NO
Ag + HgNO3 = Ag(NO3)2 + Hg =>
Ag + 2 HgNO3 = Ag(NO3)2 + 2 Hg
C2H3F3 + O2 = CO + HF =>
C2H3F3 + O2 = 2 CO + 3 HF
CuSO4*3Cu(OH)2 + NaOH = Cu(OH)2 + Na2(SO4) =>
CuSO4*3Cu(OH)2 + 2 NaOH = 4 Cu(OH)2 + Na2(SO4)
Al + NaNO3 + NaOH + H2O = NaAlO2 + NH3 =>
8 Al + 3 NaNO3 + 5 NaOH + 2 H2O = 8 NaAlO2 + 3 NH3
HNO2 + H2O = NO3 + H =>
HNO2 + H2O = NO3 + 3 H
C3H8O + KMnO4 + H2SO4 = C3H6O2 + K2SO4 + MnSO4 + H2O =>
5 C3H8O + 4 KMnO4 + 6 H2SO4 = 5 C3H6O2 + 2 K2SO4 + 4 MnSO4 + 11 H2O
CaCl2 + H2O + Cl2 = Ca(OCl)2 + HCl =>
CaCl2 + 2 H2O + 2 Cl2 = Ca(OCl)2 + 4 HCl
CO + H3PO4 = P2O3 + CO2 + H2O =>
2 CO + 2 H3PO4 = P2O3 + 2 CO2 + 3 H2O
Cr + CO3 = CrO + CO2 =>
Cr + CO3 = CrO + CO2
K2S + Fe(OH)3 = KOH + Fe2S3 =>
3 K2S + 2 Fe(OH)3 = 6 KOH + Fe2S3
KBr + K2CrO4 + H2SO4 = Br2 + K2SO4 + H2O + CrSO4 =>
4 KBr + K2CrO4 + 4 H2SO4 = 2 Br2 + 3 K2SO4 + 4 H2O + CrSO4
Fe + Fl2 = Fe3Fl =>
6 Fe + Fl2 = 2 Fe3Fl
Ni + OH = Ni(OH)2 =>
Ni + 2 OH = Ni(OH)2
NaPb + C2H5Cl = Pb(C2H5)4 + Pb + NaCl =>
4 NaPb + 4 C2H5Cl = Pb(C2H5)4 + 3 Pb + 4 NaCl
Pb(NO3)2(aq) + Na3PO4(aq) = Pb3(PO4)2 + NaNO3 =>
3 Pb(NO3)2(aq) + 2 Na3PO4(aq) = Pb3(PO4)2 + 6 NaNO3
H3 = H2 =>
2 H3 = 3 H2
Cu + Ca(NO3)2 = Cu(NO3) + Ca =>
2 Cu + Ca(NO3)2 = 2 Cu(NO3) + Ca
MnO(OH)2 + KI + H2SO4 = MnSO4 + I2 + H2O + K2SO4 =>
MnO(OH)2 + 2 KI + 2 H2SO4 = MnSO4 + I2 + 3 H2O + K2SO4
Al(s) + NiCl2(ac) = AlCl3(ac) + Ni(s) =>
2 Al(s) + 3 NiCl2(ac) = 2 AlCl3(ac) + 3 Ni(s)
CH3COOH + Na2CO3 + H2O = CH3COONa*3H2O + CO2 =>
2 CH3COOH + Na2CO3 + 5 H2O = 2 CH3COONa*3H2O + CO2
CH3NH2 + O = CO2 + H2O + N2 =>
2 CH3NH2 + 9 O = 2 CO2 + 5 H2O + N2
CH3COOH + CH3CH(OH)CH3 = CH3COOCH3CH2CH3 + H2O =>
9 CH3COOH + 14 CH3CH(OH)CH3 = 12 CH3COOCH3CH2CH3 + 8 H2O
Sr + Cl2 + O2 = SrClO3 =>
2 Sr + Cl2 + 3 O2 = 2 SrClO3
NH3 + H3BO3 = NH4B5O8 + H2O =>
NH3 + 5 H3BO3 = NH4B5O8 + 7 H2O
C8H9NO2 + H2O2 = CO2 + H2O + HNO3 =>
C8H9NO2 + 21 H2O2 = 8 CO2 + 25 H2O + HNO3
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