| Équations équilibrées la veille | Équations équilibrées le lendemain |
2 Fe + S2 = 2 FeS
Cu2 + HNO3 = Cu(NO3)2 + NO2 + H2O =>
Cu2 + 8 HNO3 = 2 Cu(NO3)2 + 4 NO2 + 4 H2O
Li2N + NH3 = LiNH2 + N2 =>
6 Li2N + 8 NH3 = 12 LiNH2 + N2
NH4{+} + HNO3 = NH4OH + NO + H{+} =>
10 NH4{+} + 5 HNO3 = 7 NH4OH + 8 NO + 10 H{+}
MgCO3 + HCl = MgCl + HCO3 =>
MgCO3 + HCl = MgCl + HCO3
K2S + KMnO4 + H2O = S + MnO2 + KOH =>
3 K2S + 2 KMnO4 + 4 H2O = 3 S + 2 MnO2 + 8 KOH
Na + O2 = Na2O =>
4 Na + O2 = 2 Na2O
Cu(OH)2 = CuO + H2O =>
Cu(OH)2 = CuO + H2O
Sb2S3 + KMnO4 + KOH = K3SbO4 + K2MnO4 + K2SO4 + H2O =>
Sb2S3 + 28 KMnO4 + 40 KOH = 2 K3SbO4 + 28 K2MnO4 + 3 K2SO4 + 20 H2O
HBr + NaOH = NaBr + H2O =>
HBr + NaOH = NaBr + H2O
H2S + CuSO4 = CuS + H2SO4 =>
H2S + CuSO4 = CuS + H2SO4
C3H9N + HNO2 = C3H8O + N2 + H20 =>
40 C3H9N + 20 HNO2 = 40 C3H8O + 30 N2 + 3 H20
Al2(SO4)3 + Fe = Al + FeSO4 =>
Al2(SO4)3 + 3 Fe = 2 Al + 3 FeSO4
Cu + HNO3 = Cu(NO3)2 + NO2 + H2O =>
Cu + 4 HNO3 = Cu(NO3)2 + 2 NO2 + 2 H2O
C3H9N + HNO2 = C3H8O + N2 + H2O =>
C3H9N + HNO2 = C3H8O + N2 + H2O
FeSo4 + Pb = PbSo4 + Fe =>
FeSo4 + Pb = PbSo4 + Fe
FE + Cl2 = FECl3 =>
2 FE + 3 Cl2 = 2 FECl3
BeCl2 + AgNO3 = Be(NO3)2 + AgCl =>
BeCl2 + 2 AgNO3 = Be(NO3)2 + 2 AgCl
HC2H3O2 + Ca(OH)2 = Ca(C2H3O2)2 + H2O =>
2 HC2H3O2 + Ca(OH)2 = Ca(C2H3O2)2 + 2 H2O
FeCl2 + H2O2 + HCl = FeCl3 + H2O =>
2 FeCl2 + H2O2 + 2 HCl = 2 FeCl3 + 2 H2O
BaCl2 + AgNO3 = AgCl + Ba(NO3)2 =>
BaCl2 + 2 AgNO3 = 2 AgCl + Ba(NO3)2
(Nh4)3Po4 + Pb(No3)4 = Pb3(Po4)4 + Nh4No3 =>
4(Nh4)3Po4 + 3 Pb(No3)4 = Pb3(Po4)4 + 12 Nh4No3
Rb + RbNO3 = Rb2O + N2 =>
10 Rb + 2 RbNO3 = 6 Rb2O + N2
HNO3 + NAOH = NANO3 + H2O =>
HNO3 + NAOH = NANO3 + H2O
Al2O3 + K3(AlF6) = AlF3 + K2O =>
Al2O3 + 2 K3(AlF6) = 4 AlF3 + 3 K2O
ClH + CaCO3 = CaCl2 + CO2 + H2O =>
2 ClH + CaCO3 = CaCl2 + CO2 + H2O
FeCO3 + HNO3 = Fe(NO3)3 + N2 + H2O + CO2 =>
10 FeCO3 + 32 HNO3 = 10 Fe(NO3)3 + N2 + 16 H2O + 10 CO2
HNO3 + NaOH = NaNO3 + H2O =>
HNO3 + NaOH = NaNO3 + H2O
LiNO3 = LiNO2 + O2 =>
2 LiNO3 = 2 LiNO2 + O2
MgCO3 + H2SO4 = MgSO4 + CO2 + H2O =>
MgCO3 + H2SO4 = MgSO4 + CO2 + H2O
Ni(OH)2 + HNO2 = Ni(NO2)2 + H2O =>
Ni(OH)2 + 2 HNO2 = Ni(NO2)2 + 2 H2O
N2H4 + N2O4 = N2 + H2O =>
2 N2H4 + N2O4 = 3 N2 + 4 H2O
HCl + Ba(OH)2 = BaCl2 + H2O =>
2 HCl + Ba(OH)2 = BaCl2 + 2 H2O
CH4 + O2 = CO2 + H20 =>
5 CH4 + 5 O2 = 5 CO2 + H20
(NH4)2Ni(CrO4)2*6H2O = NiCr2O4 + NH3 + H2O + O2 =>
2(NH4)2Ni(CrO4)2*6H2O = 2 NiCr2O4 + 4 NH3 + 14 H2O + 3 O2
Al + N2 = AlN =>
2 Al + N2 = 2 AlN
Zn + HCl = ZnCl2 + H2 =>
Zn + 2 HCl = ZnCl2 + H2
WO3 + H2 = W + H2O =>
WO3 + 3 H2 = W + 3 H2O
Cu + HNO3 = Cu(NO3)2 + NO + H2O =>
3 Cu + 8 HNO3 = 3 Cu(NO3)2 + 2 NO + 4 H2O
HOC6H4COOCH3 + H2O = HOC6H4COOH + CH3OH =>
HOC6H4COOCH3 + H2O = HOC6H4COOH + CH3OH
HNO3 + NAOH = NANO3 + H2O =>
HNO3 + NAOH = NANO3 + H2O
CH4 + O2 = CO2 + H2O =>
CH4 + 2 O2 = CO2 + 2 H2O
HI + LiOH = LiI + H2O =>
HI + LiOH = LiI + H2O
Fe2O3 + CO = Fe + CO2 =>
Fe2O3 + 3 CO = 2 Fe + 3 CO2
K2CrO7 + HCl = Cl2 + CrCl3 + KCl + H2O =>
2 K2CrO7 + 28 HCl = 9 Cl2 + 2 CrCl3 + 4 KCl + 14 H2O
Al + NaOH + H2O = NaAlO2 + H2 =>
2 Al + 2 NaOH + 2 H2O = 2 NaAlO2 + 3 H2
Al(OH)3 = Al2O3 + H2O =>
2 Al(OH)3 = Al2O3 + 3 H2O
Sr3N2 + SrF2 + BN = Sr2BN2F =>
Sr3N2 + SrF2 + 2 BN = 2 Sr2BN2F
Al + CuSO4 = Al2(SO4)3 + Cu =>
2 Al + 3 CuSO4 = Al2(SO4)3 + 3 Cu
Fe + OH = FeO4 + H2O =>
Fe + 8 OH = FeO4 + 4 H2O
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| Équations équilibrées la veille | Équations équilibrées le lendemain |
Équations équilibrées sur11/08/15
Équations équilibrées sur12/08/14
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