| Équations équilibrées la veille | Équations équilibrées le lendemain |
C2H4O2 + H2O2 = CH3CO3H + H2O
NaBH4 + HAuCl4 = BH3 + NaCl + Au + H2 =>
8 NaBH4 + 2 HAuCl4 = 8 BH3 + 8 NaCl + 2 Au + 5 H2
Ag{+} + CO3{2-} = Ag2(CO3) =>
2 Ag{+} + CO3{2-} = Ag2(CO3)
NaCl2(NCO)3 = Cl2 + Na + (NCO)3 =>
NaCl2(NCO)3 = Cl2 + Na + (NCO)3
Mn(NO3)2 + O2 + NaOH = MnOOH + Na(NO3) + H2O =>
4 Mn(NO3)2 + O2 + 8 NaOH = 4 MnOOH + 8 Na(NO3) + 2 H2O
H2O2 + I2 = H2O + HIO4 =>
7 H2O2 + I2 = 6 H2O + 2 HIO4
Fe + Na2CO3 = FeCO3 + Na =>
Fe + Na2CO3 = FeCO3 + 2 Na
CH3CH2CH2OH + Cr2O72 + H{+} = CH3CH2CHO + H2O + Cr3{+} =>
215 CH3CH2CH2OH + 3 Cr2O72 + 2 H{+} = 215 CH3CH2CHO + 216 H2O + 2 Cr3{+}
Cu + Zn(C2H3O2)2 = Zn + CuC2H3O2 =>
2 Cu + Zn(C2H3O2)2 = Zn + 2 CuC2H3O2
Si3N4 + O2 = SiO2 + NO3 =>
Si3N4 + 9 O2 = 3 SiO2 + 4 NO3
H2C2O4 = CO2 + H{+]+e =>
H2C2O4 = 2 CO2 + 2 H{+]+2e
MnO4{-} + Fe{2+} + H{+} = Mn{2+} + Fe{3+} + H2O =>
MnO4{-} + 5 Fe{2+} + 8 H{+} = Mn{2+} + 5 Fe{3+} + 4 H2O
KAl(SO4)2 + NaHC4H4O6 = KHC4H4O6 + NaAl(SO4)2 =>
KAl(SO4)2 + NaHC4H4O6 = KHC4H4O6 + NaAl(SO4)2
Zn + CrBr3 = CrBr2 + ZnBr2 =>
Zn + 2 CrBr3 = 2 CrBr2 + ZnBr2
C3H8 + H2O = CO + H2 = CO + H2O = H2 + CO2 =>
C3H8 + 3 H2O = 3 CO + 7 H2
Cu + Mg(NO3)2 = MgO + N2 + CuO =>
5 Cu + Mg(NO3)2 = MgO + N2 + 5 CuO
Zn(NO3)2 + K2S = ZnS + K(NO3) =>
Zn(NO3)2 + K2S = ZnS + 2 K(NO3)
Si + NaOH + H2O = Na2[SiO2(OH)2] + H2 =>
Si + 2 NaOH + 2 H2O = Na2[SiO2(OH)2] + 2 H2
BaCI + KSO4 = BaSO4 + KCI =>
BaCI + KSO4 = BaSO4 + KCI
C2H5O(l) + O2(g) = CO2(g) + H2O(l) =>
4 C2H5O(l) + 11 O2(g) = 8 CO2(g) + 10 H2O(l)
Al + FeO = Al2O3 + Fe =>
2 Al + 3 FeO = Al2O3 + 3 Fe
HCI = H2 + CI =>
2 HCI = H2 + 2 CI
Al(OH)3 + CH3CO2H = Al(CH3CO2)3 + H2O =>
Al(OH)3 + 3 CH3CO2H = Al(CH3CO2)3 + 3 H2O
C7H5ClO + C5H8O = C19H14Cl2O + H2O =>
2 C7H5ClO + C5H8O = C19H14Cl2O + 2 H2O
Pb(OH)2 + HCl = H2O + PbCl2 =>
Pb(OH)2 + 2 HCl = 2 H2O + PbCl2
H2 + CS(NH2)2 + KClO3 = CO(NH2)2 + H2SO4 + KCl =>
3 H2 + 3 CS(NH2)2 + 5 KClO3 = 3 CO(NH2)2 + 3 H2SO4 + 5 KCl
Al2S3 = Al + S8 =>
8 Al2S3 = 16 Al + 3 S8
Pb(NO3)2 + (NH4)2S = PbS + NH4NO3 =>
Pb(NO3)2 + (NH4)2S = PbS + 2 NH4NO3
HS + O = H2O + SO2 =>
2 HS + 5 O = H2O + 2 SO2
CO2 + Na = Na2CO3 + C =>
3 CO2 + 4 Na = 2 Na2CO3 + C
H{+} + SO3{-2} + Cr2O7{2-} = Cr{+3} + SO4{-2} + H2O =>
8 H{+} + 3 SO3{-2} + Cr2O7{2-} = 2 Cr{+3} + 3 SO4{-2} + 4 H2O
CaO + KOH = Ca(OH)2 + K2O =>
CaO + 2 KOH = Ca(OH)2 + K2O
HCI = H2 + CI =>
2 HCI = H2 + 2 CI
FeSO4 + K2CrO4 + H2SO4 = Fe2(SO4)3 + K2SO4 + Cr2(SO4)3 + H2O =>
6 FeSO4 + 2 K2CrO4 + 8 H2SO4 = 3 Fe2(SO4)3 + 2 K2SO4 + Cr2(SO4)3 + 8 H2O
CuHOH = HCuOH =>
CuHOH = HCuOH
Na + H2O = NaOH + H2 =>
2 Na + 2 H2O = 2 NaOH + H2
P4 + O2 = P2O5 =>
P4 + 5 O2 = 2 P2O5
K2CO3 + H3PO4 = K2HPO4 + H2O + CO2 =>
K2CO3 + H3PO4 = K2HPO4 + H2O + CO2
H2SO4 + NaOH = Na2SO4 + H2O =>
H2SO4 + 2 NaOH = Na2SO4 + 2 H2O
HCl + K2SO3 = KCl + H2O + SO2 =>
2 HCl + K2SO3 = 2 KCl + H2O + SO2
H3PO4 + Pb = Pb(PO4)4 + H2 =>
4 H3PO4 + Pb = Pb(PO4)4 + 6 H2
FeH2 + H2SO4 = Fe2(SO4)3 + H2 =>
2 FeH2 + 3 H2SO4 = Fe2(SO4)3 + 5 H2
Li + KOH = K + LiOH =>
Li + KOH = K + LiOH
Cl2 + CaI2 = CaCl2 + I2 =>
Cl2 + CaI2 = CaCl2 + I2
CH3COH + Na = CH3NaCOH =>
CH3COH + Na = CH3NaCOH
(NH4)3PO3 + AlCl3 = NH4Cl + AlPO3 =>
(NH4)3PO3 + AlCl3 = 3 NH4Cl + AlPO3
OH + Br = HBrO =>
OH + Br = HBrO
Fe + Pb(NO3)2 = FeNO3 + Pb =>
2 Fe + Pb(NO3)2 = 2 FeNO3 + Pb
Fe2(SO4)3 + K2CO3 = Fe2(CO3)3 + K2SO4 =>
Fe2(SO4)3 + 3 K2CO3 = Fe2(CO3)3 + 3 K2SO4
C8H9NO2 + Al + CH3COOH = C9H13N + Al(CH3COO)3 + H2O =>
6 C8H9NO2 + 16 Al + 51 CH3COOH = 6 C9H13N + 16 Al(CH3COO)3 + 18 H2O
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| Équations équilibrées la veille | Équations équilibrées le lendemain |
Équations équilibrées sur12/23/24
Équations équilibrées sur01/22/24
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