| Équations équilibrées la veille |
N2 + 3 H2 = 2 NH3
C17H35COOHKOH = C17H35COOKH2O =>
C17H35COOHKOH = C17H35COOKH2O
HCl + HNO3 = Cl2 + NOCl + H2O =>
3 HCl + HNO3 = Cl2 + NOCl + 2 H2O
H2 + O2 = H2O =>
2 H2 + O2 = 2 H2O
AgF + (NH4)3PO4 = Ag3PO4 + NH4F =>
3 AgF + (NH4)3PO4 = Ag3PO4 + 3 NH4F
CuSO4 + Na2CO3 = CuCO3 + Na2SO4 =>
CuSO4 + Na2CO3 = CuCO3 + Na2SO4
Au + H3PO4 = Au3(PO4)2 + H2 =>
3 Au + 2 H3PO4 = Au3(PO4)2 + 3 H2
B + O2 = B2O3 =>
4 B + 3 O2 = 2 B2O3
Cu + AgNO3 = Cu(NO3)2 + Ag =>
Cu + 2 AgNO3 = Cu(NO3)2 + 2 Ag
CaCO3 = CaO + CO2 =>
CaCO3 = CaO + CO2
Cl2 + NaI = NaCl + I2 =>
Cl2 + 2 NaI = 2 NaCl + I2
CNH2NO + O2 = CO2 + H2O + N2 =>
CNH2NO + O2 = CO2 + H2O + N2
CuSO4 + NaOH = Cu(OH)2 + Na2SO4 =>
CuSO4 + 2 NaOH = Cu(OH)2 + Na2SO4
H2S + NaOH = Na2S + H2O =>
H2S + 2 NaOH = Na2S + 2 H2O
PbBr2(s) = Pb + Br =>
PbBr2(s) = Pb + 2 Br
Fe + H2O = Fe3O4 + H2 =>
3 Fe + 4 H2O = Fe3O4 + 4 H2
KMnO4 + HCl = KCl + MnCl2 + H2O + Cl2 =>
2 KMnO4 + 16 HCl = 2 KCl + 2 MnCl2 + 8 H2O + 5 Cl2
CH2CH2 + HCl = CH2ClCH3 =>
CH2CH2 + HCl = CH2ClCH3
Cu7 = Cu3 =>
3 Cu7 = 7 Cu3
KMnO4 + C12H22O11 + NaOH = MnO2 + C6H11NaO7 + K2MnO4 + H2O =>
2 KMnO4 + C12H22O11 + 2 NaOH = MnO2 + 2 C6H11NaO7 + K2MnO4 + H2O
Sc + NaOH + H2O = Na3Sc(OH)6 + H2 =>
2 Sc + 6 NaOH + 6 H2O = 2 Na3Sc(OH)6 + 3 H2
CoCO3 + H3PO4 = Co3(PO4)2 + CO2 + H2O =>
3 CoCO3 + 2 H3PO4 = Co3(PO4)2 + 3 CO2 + 3 H2O
P + HNO3 = H3PO4 + NO2 + H2O =>
P + 5 HNO3 = H3PO4 + 5 NO2 + H2O
K4Fe(CN)6 + Pb(CH3COO)2 = Pb4Fe(CN)6 + K(CH3COO)2 =>
K4Fe(CN)6 + 4 Pb(CH3COO)2 = Pb4Fe(CN)6 + 4 K(CH3COO)2
Fe + KMnO4 + KOH = K2FeO4 + MnO + H2O =>
5 Fe + 6 KMnO4 + 4 KOH = 5 K2FeO4 + 6 MnO + 2 H2O
Al + HCl = AlCl3 + H2 =>
2 Al + 6 HCl = 2 AlCl3 + 3 H2
PbO + H = HO + Pb =>
PbO + H = HO + Pb
HOCH2CH2OH + O2 = HOCH2CHO + H2O =>
2 HOCH2CH2OH + O2 = 2 HOCH2CHO + 2 H2O
Zn + HCl = ZnCl2 + H2 =>
Zn + 2 HCl = ZnCl2 + H2
SeCl6 + O2 = SeO2 + Cl2 =>
SeCl6 + O2 = SeO2 + 3 Cl2
Zn + KOH = K2ZnO2 + H2 =>
Zn + 2 KOH = K2ZnO2 + H2
Zn + CuCl2 = ZnCl2 + Cu =>
Zn + CuCl2 = ZnCl2 + Cu
MgO + S = Mg + SO =>
MgO + S = Mg + SO
MnCO3 + O2 = MnO3 + CO2 =>
MnCO3 + O2 = MnO3 + CO2
NaNO + HCl = NaCl + HNO =>
NaNO + HCl = NaCl + HNO
N2(g) + H2(g) = NH3(g) =>
N2(g) + 3 H2(g) = 2 NH3(g)
CaO + H2O = Ca(OH)2 =>
CaO + H2O = Ca(OH)2
(NH4)2Cr2O7 = Cr2O3 + N2 + H2O =>
(NH4)2Cr2O7 = Cr2O3 + N2 + 4 H2O
Al(OH)3 + Mg = Mg(OH) + Al =>
Al(OH)3 + 3 Mg = 3 Mg(OH) + Al
H2O + Fe = HFe + O2 =>
2 H2O + 4 Fe = 4 HFe + O2
IO3 + I{-} = I2O3{-} =>
IO3 + I{-} = I2O3{-}
Ag2O = Ag + O2 =>
2 Ag2O = 4 Ag + O2
Cu + Pb(NO3)2 = Cu(NO3) + Pb2 =>
4 Cu + 2 Pb(NO3)2 = 4 Cu(NO3) + Pb2
C2H4OHCOOH + NaOH = C2H4OHCOONa + H2O =>
C2H4OHCOOH + NaOH = C2H4OHCOONa + H2O
SO2 + KOH = K2S + H2O + K2SO4 =>
4 SO2 + 8 KOH = K2S + 4 H2O + 3 K2SO4
C2H5Cl + KOH(H2O) = C2H5OH + KCl + H2O =>
C2H5Cl + KOH(H2O) = C2H5OH + KCl + H2O
FeSO4 + H2O2 + KOH = Fe(OH)3 + K2SO4 =>
2 FeSO4 + H2O2 + 4 KOH = 2 Fe(OH)3 + 2 K2SO4
Fe2O3 + C = Fe3O4 + CO2 =>
6 Fe2O3 + C = 4 Fe3O4 + CO2
Li + O2 = Li2O =>
4 Li + O2 = 2 Li2O
Al(OH)3 + Mg(OH)2 = Mg(AlO2)2 + H2O =>
2 Al(OH)3 + Mg(OH)2 = Mg(AlO2)2 + 4 H2O
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Équations équilibrées sur12/23/24
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