| Équations équilibrées la veille | Équations équilibrées le lendemain |
2 KNO3 = 2 KNO2 + O2(g)
C2H2 + KMnO4 + KOH = C2O4K2 + K2MnO4 + H2O =>
C2H2 + 8 KMnO4 + 10 KOH = C2O4K2 + 8 K2MnO4 + 6 H2O
Na2Cr2O7 + H2SO4 + C2H6OH = C2H6O + Na2SO4 + Cr2(SO4)3 + H2O =>
Na2Cr2O7 + 4 H2SO4 + 6 C2H6OH = 6 C2H6O + Na2SO4 + Cr2(SO4)3 + 7 H2O
NaSO3 + CH3OH = NaOH + SO2 + CH3 + O2 =>
2 NaSO3 + 2 CH3OH = 2 NaOH + 2 SO2 + 2 CH3 + O2
H2SO4 + Zr(OH)4 = Zr(HSO4)4 + H2O =>
4 H2SO4 + Zr(OH)4 = Zr(HSO4)4 + 4 H2O
C6H6O(s) + O2(g) = CO2(g) + H2O(g) =>
C6H6O(s) + 7 O2(g) = 6 CO2(g) + 3 H2O(g)
Fr + O = Fr2O =>
2 Fr + O = Fr2O
BaCl2(aq) + HNO3(aq) = Ba(NO3)2 + HCl =>
BaCl2(aq) + 2 HNO3(aq) = Ba(NO3)2 + 2 HCl
BrO3{-} + S4O62{-} + H2O = Br{-} + SO42{-} + H{+} =>
209 BrO3{-} + 6 S4O62{-} + 9 H2O = 209 Br{-} + 24 SO42{-} + 18 H{+}
MnO4{-} + H3O{+} + e = Mn{2+} + H2O =>
MnO4{-} + 8 H3O{+} + 5e = Mn{2+} + 12 H2O
Br2 + CuCl2 = BrCl + Cu =>
Br2 + CuCl2 = 2 BrCl + Cu
NCl3 + O2 = NO + OCl2 =>
4 NCl3 + 5 O2 = 4 NO + 6 OCl2
SiO2 + HF = SiF4 + H2O =>
SiO2 + 4 HF = SiF4 + 2 H2O
N2O4 + N2H4 = H2O + N2 =>
N2O4 + 2 N2H4 = 4 H2O + 3 N2
FeS + HNO3 = Fe(NO3)2 + H2SO4 + NO + H2O =>
3 FeS + 14 HNO3 = 3 Fe(NO3)2 + 3 H2SO4 + 8 NO + 4 H2O
Na = Na{+} + e =>
Na = Na{+} + e
Rb(s) + O2(g) = Rb2O =>
4 Rb(s) + O2(g) = 2 Rb2O
CuCl2 + NH4OH = Cu(OH)2 + NH4Cl =>
CuCl2 + 2 NH4OH = Cu(OH)2 + 2 NH4Cl
FrO + H2O = Fr(OH)2 =>
FrO + H2O = Fr(OH)2
HNO2 + KI + HCl = N20 + I20 + KCl + H2O =>
20 HNO2 + 60 KI + 60 HCl = N20 + 3 I20 + 60 KCl + 40 H2O
Fe + Br2 = FeBr2 =>
Fe + Br2 = FeBr2
AI + HCl = AICl3 + H =>
AI + 3 HCl = AICl3 + 3 H
PH3 + HCl = PH4Cl =>
PH3 + HCl = PH4Cl
TlOH + H2O = H3O + Tl2O3 =>
2 TlOH + 5 H2O = 4 H3O + Tl2O3
NaCO3 + HCl = NaHCO3 + Cl =>
NaCO3 + HCl = NaHCO3 + Cl
Fe + Cl2 = FeCl3 =>
2 Fe + 3 Cl2 = 2 FeCl3
Fe + H2SO4 = Fe2(SO4)3 + H2 =>
2 Fe + 3 H2SO4 = Fe2(SO4)3 + 3 H2
Fe + Cl2 = FeCl3 =>
2 Fe + 3 Cl2 = 2 FeCl3
Fe + O2 = Fe2O3 =>
4 Fe + 3 O2 = 2 Fe2O3
H2B + NaOH = H2O + NaHB =>
H2B + NaOH = H2O + NaHB
Na2SO3 + BaCl2 = NaCl + BaSO3 =>
Na2SO3 + BaCl2 = 2 NaCl + BaSO3
NaCl + NaOH = NaClNaOH =>
NaCl + NaOH = NaClNaOH
Cu(CH3CO2)2 + Zn = ZnCH3CO2 + Cu =>
Cu(CH3CO2)2 + 2 Zn = 2 ZnCH3CO2 + Cu
HF + KMnO4 = KF + HMnO4 =>
HF + KMnO4 = KF + HMnO4
Fe + O2 = Fe2O3 =>
4 Fe + 3 O2 = 2 Fe2O3
Na + FeBO3 = Fe + Na(BO3)2 =>
Na + 2 FeBO3 = 2 Fe + Na(BO3)2
MgCO3 + Cl2 = MgCl2 + Mg(ClO)2 + CO2 =>
2 MgCO3 + 2 Cl2 = MgCl2 + Mg(ClO)2 + 2 CO2
Mg(s) + Br(l) = MgBr2(s) =>
Mg(s) + 2 Br(l) = MgBr2(s)
C6H6O = C6H5O + H =>
C6H6O = C6H5O + H
Al2O3 + NaHSO4 = Al2(SO4)3 + Na2SO4 + H2O =>
Al2O3 + 6 NaHSO4 = Al2(SO4)3 + 3 Na2SO4 + 3 H2O
K2CrO4 + H2SO4 = K2SO4 + K2Cr2O7 + H2O =>
2 K2CrO4 + H2SO4 = K2SO4 + K2Cr2O7 + H2O
KI + MnO4 + H2SO4 = I2 + KHSO4 + MnSO4 + H2O =>
6 KI + MnO4 + 7 H2SO4 = 3 I2 + 6 KHSO4 + MnSO4 + 4 H2O
Na = Na{+} + e =>
Na = Na{+} + e
AgNO3 + HF + NH4OH = Ag(NH3)2F + H2O + HNO3 =>
AgNO3 + HF + 2 NH4OH = Ag(NH3)2F + 2 H2O + HNO3
C6H5COOH + O2 = CO2 + H2O =>
2 C6H5COOH + 15 O2 = 14 CO2 + 6 H2O
Na3AsO4 + KI + H2SO4 = Na3AsO3 + H2O + I2 + K2SO4 =>
Na3AsO4 + 2 KI + H2SO4 = Na3AsO3 + H2O + I2 + K2SO4
H2SO4 + K2MnO4 + K4Fe(CN)6 = Fe2(SO4)3 + MnSO4 + CO2 + HNO3 + K2SO4 + H2O =>
136 H2SO4 + 61 K2MnO4 + 4 K4Fe(CN)6 = 2 Fe2(SO4)3 + 61 MnSO4 + 24 CO2 + 24 HNO3 + 69 K2SO4 + 124 H2O
Cr2O3 + NaOH = Na2O + Cr(OH)3 =>
Cr2O3 + 6 NaOH = 3 Na2O + 2 Cr(OH)3
C6H5COOH + O2 = CO2 + H2O =>
2 C6H5COOH + 15 O2 = 14 CO2 + 6 H2O
CN + H3O = HCN + H2O =>
CN + H3O = HCN + H2O
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| Équations équilibrées la veille | Équations équilibrées le lendemain |
Équations équilibrées sur12/22/24
Équations équilibrées sur01/21/24
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