| Équations équilibrées la veille | Équations équilibrées le lendemain |
2 NO + O2 = 2 NO2
CH3NH2 + H2O = CH4 + CO2 + NH3 =>
4 CH3NH2 + 2 H2O = 3 CH4 + CO2 + 4 NH3
Zn + HCl = ZnCl2 + H2 =>
Zn + 2 HCl = ZnCl2 + H2
Ca + H3PO4 = Ca3(PO4)2 + H2 =>
3 Ca + 2 H3PO4 = Ca3(PO4)2 + 3 H2
Fe + O = Fe2O3 =>
2 Fe + 3 O = Fe2O3
Zn + H2S = ZnS + H2 =>
Zn + H2S = ZnS + H2
CH3Cl(g) + Cl2(g) = CH2Cl2(g) + HCl(g) =>
CH3Cl(g) + Cl2(g) = CH2Cl2(g) + HCl(g)
H2S + H2O = H2 + SO2 =>
H2S + 2 H2O = 3 H2 + SO2
CuO + H2SO4 = CuSO4 + H2O =>
CuO + H2SO4 = CuSO4 + H2O
Al2(SO4)3 + KOH = Al(OH)3 + K2SO4 =>
Al2(SO4)3 + 6 KOH = 2 Al(OH)3 + 3 K2SO4
NH4Cl + Ca(OH)2 = CaCl2 + NH3 + H2O =>
2 NH4Cl + Ca(OH)2 = CaCl2 + 2 NH3 + 2 H2O
CaO + H2O = Ca(OH)2 =>
CaO + H2O = Ca(OH)2
Fe + O2 = Fe2O2 =>
2 Fe + O2 = Fe2O2
Fe + HCl = FeCl2 + H2 =>
Fe + 2 HCl = FeCl2 + H2
Na + Cl2 = NaCl =>
2 Na + Cl2 = 2 NaCl
P + O2 = P2O5 =>
4 P + 5 O2 = 2 P2O5
AgOH + HNO3 = AgNO3 + H2O =>
AgOH + HNO3 = AgNO3 + H2O
CO2 + H2S + H2O = C6H12O6 + H2SO4 =>
6 CO2 + 3 H2S + 6 H2O = C6H12O6 + 3 H2SO4
FeCl3 + NaOH = Fe(OH)3 + NaCl =>
FeCl3 + 3 NaOH = Fe(OH)3 + 3 NaCl
NaNO3 = NaNO2 + O2 =>
2 NaNO3 = 2 NaNO2 + O2
HCl(aq) + ZnS(s) = ZnCl2(aq) + H2S(g) =>
2 HCl(aq) + ZnS(s) = ZnCl2(aq) + H2S(g)
CrCl2 + AgNO3 = Cr(NO3)2 + AgCl =>
CrCl2 + 2 AgNO3 = Cr(NO3)2 + 2 AgCl
CH3CH2OH + O2 = CO2 + H2O =>
CH3CH2OH + 3 O2 = 2 CO2 + 3 H2O
Al(NO3)3 + Na3PO4 = AlPO4 + NaNO3 =>
Al(NO3)3 + Na3PO4 = AlPO4 + 3 NaNO3
KCIO3 = KCI + O2 =>
2 KCIO3 = 2 KCI + 3 O2
AgNO3 + CuCl2 = AgCl + Cu(NO3)2 =>
2 AgNO3 + CuCl2 = 2 AgCl + Cu(NO3)2
NH3 + O2 = NO + H2O =>
4 NH3 + 5 O2 = 4 NO + 6 H2O
H2SO4 + NaOH = Na2SO4 + H2O =>
H2SO4 + 2 NaOH = Na2SO4 + 2 H2O
CuSO4 + Ba(OH)2 = Cu(OH)2 + BaSO4 =>
CuSO4 + Ba(OH)2 = Cu(OH)2 + BaSO4
NO2 + H2O = HNO3 + NO =>
3 NO2 + H2O = 2 HNO3 + NO
Ca + HCl = CaCl2 + H2 =>
Ca + 2 HCl = CaCl2 + H2
Pb(NO3)2 + NaI = PbI2 + NaNO3 =>
Pb(NO3)2 + 2 NaI = PbI2 + 2 NaNO3
CH3NH2 + O2 = CO2 + H2O + N2 =>
4 CH3NH2 + 9 O2 = 4 CO2 + 10 H2O + 2 N2
AgNO3 + Na2CO3 = Ag2CO3 + NaNO3 =>
2 AgNO3 + Na2CO3 = Ag2CO3 + 2 NaNO3
C4H10 + O2 = CO2 + H2O =>
2 C4H10 + 13 O2 = 8 CO2 + 10 H2O
C3H6 + Br2 = C3H6Br2 =>
C3H6 + Br2 = C3H6Br2
KF = K + F2 =>
2 KF = 2 K + F2
BaCl2 + Na2SO4 = BaSO4 + NaCl =>
BaCl2 + Na2SO4 = BaSO4 + 2 NaCl
HCl + Ba(OH)2 = BaCl2 + H2O =>
2 HCl + Ba(OH)2 = BaCl2 + 2 H2O
Cl2 + NaOH = NaCl + NaClO3 + H2O =>
3 Cl2 + 6 NaOH = 5 NaCl + NaClO3 + 3 H2O
Fe(NO3)3 + Na2S = Fe2S3 + NaNO3 =>
2 Fe(NO3)3 + 3 Na2S = Fe2S3 + 6 NaNO3
Al + FeO = Al2O3 + Fe =>
2 Al + 3 FeO = Al2O3 + 3 Fe
HCl + FeCl2 + H2O2 = FeCl3 + H2O =>
2 HCl + 2 FeCl2 + H2O2 = 2 FeCl3 + 2 H2O
Ca + O2 = CaO =>
2 Ca + O2 = 2 CaO
Al + Cr2O3 = Al2O3 + Cr =>
2 Al + Cr2O3 = Al2O3 + 2 Cr
Al(OH)3 + H2SO4 = Al2(SO4)3 + H2O =>
2 Al(OH)3 + 3 H2SO4 = Al2(SO4)3 + 6 H2O
K + N2 = K3N =>
6 K + N2 = 2 K3N
Zn + HCl = ZnCl2 + H2 =>
Zn + 2 HCl = ZnCl2 + H2
Cu + AgNO3 = Cu(NO3)2 + Ag =>
Cu + 2 AgNO3 = Cu(NO3)2 + 2 Ag
Bi2S3 + HNO3 = Bi(NO3)3 + NO + S + H2O =>
Bi2S3 + 8 HNO3 = 2 Bi(NO3)3 + 2 NO + 3 S + 4 H2O
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| Équations équilibrées la veille | Équations équilibrées le lendemain |
Équations équilibrées sur10/14/19
Équations équilibrées sur11/13/18
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