Équations équilibrées la veille |
NaF + CaOH = NaOH + CaF
Ni(OH)2 + NaOH = Na4[Ni(OH)6] =>
Ni(OH)2 + 4 NaOH = Na4[Ni(OH)6]
Zn + HCl = Zn(HCl) =>
Zn + HCl = Zn(HCl)
MnO2 + HCl = MnCl2 + H2O + Cl2 =>
MnO2 + 4 HCl = MnCl2 + 2 H2O + Cl2
Zn + H2SO4 + NaOH = ZnSO4 + Na + H2O =>
Zn + H2SO4 + 2 NaOH = ZnSO4 + 2 Na + 2 H2O
Na + H2S = Na2S2 + H2 =>
2 Na + 2 H2S = Na2S2 + 2 H2
NH4 + O2 = N2 + H2O =>
2 NH4 + 2 O2 = N2 + 4 H2O
H2SO4 + Cl2 = HClO + SO2 =>
H2SO4 + Cl2 = 2 HClO + SO2
HCl + NaOH = NaCl + H2O =>
HCl + NaOH = NaCl + H2O
FeS2 + O2 = Fe2O3 + SO2 =>
4 FeS2 + 11 O2 = 2 Fe2O3 + 8 SO2
Cu + H2SO4 = CuSO4 + H2O + SO2 =>
Cu + 2 H2SO4 = CuSO4 + 2 H2O + SO2
CH3CH2OH + KMnO4 = CH3COOK + MnO2 + KOH + H2O =>
3 CH3CH2OH + 4 KMnO4 = 3 CH3COOK + 4 MnO2 + KOH + 4 H2O
NH4 + NO2 = N2 + H2O =>
NH4 + NO2 = N2 + 2 H2O
NaCl + CaO = Na2O + CaCl2 =>
2 NaCl + CaO = Na2O + CaCl2
FeS2 + O2 = Fe2O3 + SO2 =>
4 FeS2 + 11 O2 = 2 Fe2O3 + 8 SO2
K + B2O3 = K2O + B =>
6 K + B2O3 = 3 K2O + 2 B
FeS2 + O2 = Fe2O3 + SO2 =>
4 FeS2 + 11 O2 = 2 Fe2O3 + 8 SO2
Fe + O2 = Fe2O3 =>
4 Fe + 3 O2 = 2 Fe2O3
Na2WO4 + H2SO4 + Zn = WO2(OH) + Na2SO4 + ZnO2 + H2O =>
4 Na2WO4 + 4 H2SO4 + Zn = 4 WO2(OH) + 4 Na2SO4 + ZnO2 + 2 H2O
Fe + O2 = Fe2O3 =>
4 Fe + 3 O2 = 2 Fe2O3
Al(OH)3 + H2SO4 = Al2(SO4)3 + H2O =>
2 Al(OH)3 + 3 H2SO4 = Al2(SO4)3 + 6 H2O
Al + S8 = Al2S3 =>
16 Al + 3 S8 = 8 Al2S3
Al + H2SO4 = Al2(SO4)3 + H2 =>
2 Al + 3 H2SO4 = Al2(SO4)3 + 3 H2
FeS + O2 = Fe2O3 + SO2 =>
4 FeS + 7 O2 = 2 Fe2O3 + 4 SO2
Fe + HNO2 = Fe(NO2)3 + H2 =>
2 Fe + 6 HNO2 = 2 Fe(NO2)3 + 3 H2
Cr2O3 + Na2CO3 + KNO3 = Na2CrO4 + CO2 + KNO2 =>
Cr2O3 + 2 Na2CO3 + 3 KNO3 = 2 Na2CrO4 + 2 CO2 + 3 KNO2
CH4 + O2 = CO2 + H2O =>
CH4 + 2 O2 = CO2 + 2 H2O
CuO + N2 = Cu + NO2 =>
4 CuO + N2 = 4 Cu + 2 NO2
Fe(OH)2 + O2 + H2O = Fe(OH)3 =>
4 Fe(OH)2 + O2 + 2 H2O = 4 Fe(OH)3
Al + FeO = Al2O3 + Fe =>
2 Al + 3 FeO = Al2O3 + 3 Fe
Na2CO3(aq) + CoCl2(aq) = NaCl + CoCO3 =>
Na2CO3(aq) + CoCl2(aq) = 2 NaCl + CoCO3
AI + HCI = AICI + H2 =>
2 AI + 2 HCI = 2 AICI + H2
FeCl3 + KI = FeCl2 + I2 + KCl =>
2 FeCl3 + 2 KI = 2 FeCl2 + I2 + 2 KCl
KOH + H3PO4 = K3PO4 + H2O =>
3 KOH + H3PO4 = K3PO4 + 3 H2O
C2H4 + O2 = CO2 + H2O =>
C2H4 + 3 O2 = 2 CO2 + 2 H2O
Cu2S + MnO2 + H{+} = Cu{2+} + Mn{2+} + S{2-} + H2O =>
Cu2S + MnO2 + 4 H{+} = 2 Cu{2+} + Mn{2+} + S{2-} + 2 H2O
CH3CHOHCH3 + CuO = CH3COCH3 + Cu + H2O =>
CH3CHOHCH3 + CuO = CH3COCH3 + Cu + H2O
C3H8 + HCl = C3H9Cl =>
C3H8 + HCl = C3H9Cl
Fe3S4 + O = Fe2O3 + SO2 =>
2 Fe3S4 + 25 O = 3 Fe2O3 + 8 SO2
[CoN5H15Cl]Cl2 + NaNO2 = [CoN6H15O2]Cl2 + NaCl =>
[CoN5H15Cl]Cl2 + NaNO2 = [CoN6H15O2]Cl2 + NaCl
Cu2S + O2 = Cu2O + SO2 =>
2 Cu2S + 3 O2 = 2 Cu2O + 2 SO2
HClO4 + P4O10 = H3PO4 + Cl2O7 =>
12 HClO4 + P4O10 = 4 H3PO4 + 6 Cl2O7
Na + H2S = Na2S2 + H2 =>
2 Na + 2 H2S = Na2S2 + 2 H2
H2O + O2 = H2O2 =>
2 H2O + O2 = 2 H2O2
K2Cr2O7 + H2SO4 + C2H5OH = Cr2(SO4)3 + K2SO4 + CH3COOH + H2O =>
2 K2Cr2O7 + 8 H2SO4 + 3 C2H5OH = 2 Cr2(SO4)3 + 2 K2SO4 + 3 CH3COOH + 11 H2O
NaF + CaOH = NaOH + CaF =>
NaF + CaOH = NaOH + CaF
Pb(NO3)2 + KOH = Pb(OH)2 + KNO3 =>
Pb(NO3)2 + 2 KOH = Pb(OH)2 + 2 KNO3
FeCl3 + NaOH = Fe(OH)3 + NaCl =>
FeCl3 + 3 NaOH = Fe(OH)3 + 3 NaCl
NaHSO4 + MgO = MgSO4 + H2O + Na2SO4 =>
2 NaHSO4 + MgO = MgSO4 + H2O + Na2SO4
Fe + H2O = Fe3O4 + H2 =>
3 Fe + 4 H2O = Fe3O4 + 4 H2
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