| Équations équilibrées la veille | Équations équilibrées le lendemain |
CaCl2 + (NH4)2C2O4 = CaC2O4 + 2 NH4Cl
K2Cr2O7 + H2SO4 + Na2SO3 = Na2SO4 + Cr2(SO4)3 + H2O + K2SO4 =>
K2Cr2O7 + 4 H2SO4 + 3 Na2SO3 = 3 Na2SO4 + Cr2(SO4)3 + 4 H2O + K2SO4
PH3 + O2 = PH + H2O =>
2 PH3 + O2 = 2 PH + 2 H2O
KNO3 + Al = KNO2 + Al2O3 =>
3 KNO3 + 2 Al = 3 KNO2 + Al2O3
A6 + B2 = AB =>
A6 + 3 B2 = 6 AB
Ca + SnCl4 = CaCl2 + Sn =>
2 Ca + SnCl4 = 2 CaCl2 + Sn
HCO2H + OH = H3O + CO2 =>
HCO2H + OH = H3O + CO2
ZnS + HCl = ZnCl2 + S{2-} + H{+} =>
ZnS + 2 HCl = ZnCl2 + S{2-} + 2 H{+}
SrBr2(aq) + Na2SO4(aq) = SrSO4 + NaBr =>
SrBr2(aq) + Na2SO4(aq) = SrSO4 + 2 NaBr
P2O5 + BaO = Ba3(PO4)2(cr) =>
P2O5 + 3 BaO = Ba3(PO4)2(cr)
HNO3 + Fe2O3 = Fe(NO3)3 + H2O =>
6 HNO3 + Fe2O3 = 2 Fe(NO3)3 + 3 H2O
Cr + SnCl4 = CrCl3 + Sn =>
4 Cr + 3 SnCl4 = 4 CrCl3 + 3 Sn
C4H10 + O2 = CO2 + H2O =>
2 C4H10 + 13 O2 = 8 CO2 + 10 H2O
CrO3 + SO2 = Cr + SO4 =>
2 CrO3 + 3 SO2 = 2 Cr + 3 SO4
Ca(OH)2 + C6H8O2 = Ca(C6H7O2)2 + H2O =>
Ca(OH)2 + 2 C6H8O2 = Ca(C6H7O2)2 + 2 H2O
K3[Al(OH)6] + NaOH = Na3[Al(OH)6] + KOH =>
K3[Al(OH)6] + 3 NaOH = Na3[Al(OH)6] + 3 KOH
SnCl4 + Cr(NO3)3 = Sn(NO3)4 + CrCl3 =>
3 SnCl4 + 4 Cr(NO3)3 = 3 Sn(NO3)4 + 4 CrCl3
FeS + Na2O = Fe3O4 + NaS4O + Na0 =>
12 FeS + 19 Na2O = 4 Fe3O4 + 3 NaS4O + 35 Na0
C2H5OH + K2Cr2O7 + KOH + H2O = CH3COOK + K3[Cr(OH)6] =>
3 C2H5OH + 2 K2Cr2O7 + 11 KOH + 2 H2O = 3 CH3COOK + 4 K3[Cr(OH)6]
CaCl2 + (NH4)2C2O4 = CaC2O4 + NH4Cl =>
CaCl2 + (NH4)2C2O4 = CaC2O4 + 2 NH4Cl
CaCO3 + HCl = CO2 + CaCl2 + H2O =>
CaCO3 + 2 HCl = CO2 + CaCl2 + H2O
C3H8 + O2 = CO2 + H2O =>
C3H8 + 5 O2 = 3 CO2 + 4 H2O
CaCO3 + HCl = CO2 + CaCl2 + H2O =>
CaCO3 + 2 HCl = CO2 + CaCl2 + H2O
KClO3 = KCl + O2 =>
2 KClO3 = 2 KCl + 3 O2
MnO + H2S = H2O + MnS =>
MnO + H2S = H2O + MnS
MnO2 + NaCl + H2SO4 = MnSO4 + Na2SO4 + H2O + Cl2 =>
MnO2 + 2 NaCl + 2 H2SO4 = MnSO4 + Na2SO4 + 2 H2O + Cl2
Cr2(SO4)3 + KCl = K2SO4 + CrCl3 =>
Cr2(SO4)3 + 6 KCl = 3 K2SO4 + 2 CrCl3
HBr + Cu = CuBr + H2 =>
2 HBr + 2 Cu = 2 CuBr + H2
K + Co2 = K2Co =>
4 K + Co2 = 2 K2Co
FeCl2 + Cu = FeCuCl2 =>
FeCl2 + Cu = FeCuCl2
C6H5COOCH3 + H2O = C6H5COOH + CH3OH =>
C6H5COOCH3 + H2O = C6H5COOH + CH3OH
SO3(g) + H2O = H2SO4 =>
SO3(g) + H2O = H2SO4
C2H6 + OH{-} = CO2 + H2O + e =>
C2H6 + 14 OH{-} = 2 CO2 + 10 H2O + 14e
Ca + Br = Ca[Br] =>
Ca + Br = Ca[Br]
MnSO4 + PbO2 + H2SO4 = HMnO44 + PbSO4 + H2O =>
2 MnSO4 + 85 PbO2 + 83 H2SO4 = 2 HMnO44 + 85 PbSO4 + 82 H2O
Mg = Mg{2+} + {-} =>
Mg = Mg{2+} + 2e
NaOH + HNO3 = H2O + NaNO3 =>
NaOH + HNO3 = H2O + NaNO3
HNO3 + Fe2O3 = Fe(NO3)3 + H2O =>
6 HNO3 + Fe2O3 = 2 Fe(NO3)3 + 3 H2O
H3PO4 + Ba(OH)2 = Ba3(PO4)2 + H2O =>
2 H3PO4 + 3 Ba(OH)2 = Ba3(PO4)2 + 6 H2O
Cu + MgCl2 = Cl2Cu + Mg =>
Cu + MgCl2 = Cl2Cu + Mg
Al2(CO3)3 + Ba(OH)2 = Al(OH)3 + BaCO3 =>
Al2(CO3)3 + 3 Ba(OH)2 = 2 Al(OH)3 + 3 BaCO3
NaNO3 + Co(NO3)2*6H2O + NH4H2PO4 + NH4H2AsO4 = NaCoPAsO7 + HNO3 + NH3 + H2O =>
8 NaNO3 + 8 Co(NO3)2*6H2O + 8 NH4H2PO4 + 8 NH4H2AsO4 = 8 NaCoPAsO7 + 23 HNO3 + 17 NH3 + 59 H2O
Cu2S + NO3{-} + H{+} = Cu2{+} + SO4{-} + NO + H2O =>
3 Cu2S + 8 NO3{-} + 8 H{+} = 3 Cu2{+} + 3 SO4{-} + 8 NO + 4 H2O
C3H4 + O2 = CO2 + H2O =>
C3H4 + 4 O2 = 3 CO2 + 2 H2O
Al2S3 + KOH = K[Al(OH)4] + K2S =>
Al2S3 + 8 KOH = 2 K[Al(OH)4] + 3 K2S
Cr(OH)3 + KOH = K3[Cr(OH)6] =>
Cr(OH)3 + 3 KOH = K3[Cr(OH)6]
K2S + ZnI2 = ZnS + K2I2 =>
K2S + ZnI2 = ZnS + K2I2
Mg(cr) + O2(g) = MgO(cr) =>
2 Mg(cr) + O2(g) = 2 MgO(cr)
KCl + H2O = KClOHH =>
KCl + H2O = KClOHH
Al + F2 = Al33F56 =>
33 Al + 28 F2 = Al33F56
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| Équations équilibrées la veille | Équations équilibrées le lendemain |
Équations équilibrées sur01/01/25
Équations équilibrées sur01/31/24
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