| Équations équilibrées la veille | Équations équilibrées le lendemain |
Na2C2O4 + 2 H2O = 2 Na{+} + 2 OH{-} + H2C2O4
NaCl2 = Na(s) + Cl2 =>
NaCl2 = Na(s) + Cl2
PB + Cu(NO3)2(aq) = PBNO3 + Cu =>
2 PB + Cu(NO3)2(aq) = 2 PBNO3 + Cu
Fe2O3 + KClO3 + KOH = K2FeO4 + KCl + H2O =>
Fe2O3 + KClO3 + 4 KOH = 2 K2FeO4 + KCl + 2 H2O
HS + O = H2O + SO2 =>
2 HS + 5 O = H2O + 2 SO2
NO(g) + H(g) = NH3(g) + H2O(g) =>
NO(g) + 5 H(g) = NH3(g) + H2O(g)
N2O3 + H2O = HNO3 + NO =>
3 N2O3 + H2O = 2 HNO3 + 4 NO
C2 + S = CS =>
C2 + 2 S = 2 CS
Na2SO3 + HNO3 = Na2SO4 + NO + H2O =>
3 Na2SO3 + 2 HNO3 = 3 Na2SO4 + 2 NO + H2O
SO3 + H = SO2 + H2O =>
SO3 + 2 H = SO2 + H2O
Na + NaNO3 = Na2O + N2 =>
10 Na + 2 NaNO3 = 6 Na2O + N2
C5H12 + O2 = CO + H2O =>
2 C5H12 + 11 O2 = 10 CO + 12 H2O
Pb{4+} + Fe{2+} = Fe{3+} + Pb{2+} =>
Pb{4+} + 2 Fe{2+} = 2 Fe{3+} + Pb{2+}
B2O3 + MgO = Mg3(BO3)2 =>
B2O3 + 3 MgO = Mg3(BO3)2
C2H6 + Br2 = C2H4Br2 + HBr =>
C2H6 + 2 Br2 = C2H4Br2 + 2 HBr
Ni(NO3)2 + Na2CO3 = NiCO3 + Na2(NO3)2 =>
Ni(NO3)2 + Na2CO3 = NiCO3 + Na2(NO3)2
NaBr + Ca(OH)2 = CaBr2 + NaOH =>
2 NaBr + Ca(OH)2 = CaBr2 + 2 NaOH
CH3CH2COOH + CH3CH2CH2OH = C6H12O2 + H2O =>
CH3CH2COOH + CH3CH2CH2OH = C6H12O2 + H2O
Na2S + ZnCl2 = ZnS + Na2Cl2 =>
Na2S + ZnCl2 = ZnS + Na2Cl2
CaCl2(aq) + NaHCO3(aq) = CaCO3(s) + NaCl(aq) + HCl(aq) =>
CaCl2(aq) + NaHCO3(aq) = CaCO3(s) + NaCl(aq) + HCl(aq)
NH4NO3 + CH3COONa = NH4Na + NO3CH3COO =>
NH4NO3 + CH3COONa = NH4Na + NO3CH3COO
MnCO3 = Mn + CO3 =>
MnCO3 = Mn + CO3
SnCl4 + HNO3 = Sn(NO3)4 + HCl =>
SnCl4 + 4 HNO3 = Sn(NO3)4 + 4 HCl
HCHO + K2Cr2O7 + H2SO4 = CO2 + H2O + Cr2(SO4)3 + K2SO4 =>
3 HCHO + 2 K2Cr2O7 + 8 H2SO4 = 3 CO2 + 11 H2O + 2 Cr2(SO4)3 + 2 K2SO4
Al4C3 + H2O = CH4 + AlO3H3 =>
Al4C3 + 12 H2O = 3 CH4 + 4 AlO3H3
NaOH + KI = KIOH + Na =>
NaOH + KI = KIOH + Na
KNO2 + KI + H2SO4 = I2 + NO + K2SO4*H2O =>
2 KNO2 + 2 KI + 2 H2SO4 = I2 + 2 NO + 2 K2SO4*H2O
Li + F2 = Li2F2 =>
2 Li + F2 = Li2F2
C(CH3)3OH + HCl = C(CH3)3Cl + H2O =>
C(CH3)3OH + HCl = C(CH3)3Cl + H2O
I2 + NH4SCN = I3N + H4SCN =>
3 I2 + 2 NH4SCN = 2 I3N + 2 H4SCN
SO4 + BaCl2 = BaSO4 + Cl =>
SO4 + BaCl2 = BaSO4 + 2 Cl
C15H12O11 + O2 = CO2 + H2O =>
2 C15H12O11 + 25 O2 = 30 CO2 + 12 H2O
CuSO4(aq) + Fe(s) = Fe2(SO4)3(aq) + Cu(s) =>
3 CuSO4(aq) + 2 Fe(s) = Fe2(SO4)3(aq) + 3 Cu(s)
S9 + O2 = SO3 =>
2 S9 + 27 O2 = 18 SO3
CO2 + HCO3{-} + NH4{+} + H = C7H12O4N + H2O =>
6 CO2 + HCO3{-} + NH4{+} + 29 H = C7H12O4N + 11 H2O
(C2H6O2) + HCOOH = CH2CHCO2H + H2O =>
(C2H6O2) + HCOOH = CH2CHCO2H + 2 H2O
ClC3H7 + NaOH = H8C3O + NaCl =>
ClC3H7 + NaOH = H8C3O + NaCl
X2H4 + O2 = XO2 + H2O =>
X2H4 + 3 O2 = 2 XO2 + 2 H2O
C6H12O + KMnO4 + H2SO4 = C6H10O + K2SO4 + MnSO4 + H2O =>
5 C6H12O + 2 KMnO4 + 3 H2SO4 = 5 C6H10O + K2SO4 + 2 MnSO4 + 8 H2O
Fe + Al = FeAl =>
Fe + Al = FeAl
Cr2S3 + HCl = CrCl3 + H2S =>
Cr2S3 + 6 HCl = 2 CrCl3 + 3 H2S
KMnO4 + Fe(SO4) + H2SO4 = MnSO4 + Fe(SO4)3 + K2SO4 + H2O =>
4 KMnO4 + 5 Fe(SO4) + 16 H2SO4 = 4 MnSO4 + 5 Fe(SO4)3 + 2 K2SO4 + 16 H2O
Na + MgCl2(aq) = NaCl(aq) + Mg(s) =>
2 Na + MgCl2(aq) = 2 NaCl(aq) + Mg(s)
KI + H2SO4 + K2Cr2O7 = Cr{3+} + I2 + H2O + K{+} + SO4{-2} =>
6 KI + 7 H2SO4 + K2Cr2O7 = 2 Cr{3+} + 3 I2 + 7 H2O + 8 K{+} + 7 SO4{-2}
Zn(NO3)2 + H2O = ZnOHNO3 + HNO3 =>
Zn(NO3)2 + H2O = ZnOHNO3 + HNO3
Na2Cu(CN)3 + H2SO4 + NaHS = Na2SO4 + HCN + Cu2S =>
4 Na2Cu(CN)3 + 5 H2SO4 + 2 NaHS = 5 Na2SO4 + 12 HCN + 2 Cu2S
C5H10O2 + Na2CO3 = C5H10ONa + CO2 + O2 =>
4 C5H10O2 + 2 Na2CO3 = 4 C5H10ONa + 2 CO2 + 3 O2
(C17H35COO)3C3H5 + NaOH = C17H35COONa + C3H5(OH)3 =>
(C17H35COO)3C3H5 + 3 NaOH = 3 C17H35COONa + C3H5(OH)3
K2CrO4 + BaCl2 + HCl = BaCrO4 + KH + ClCl =>
K2CrO4 + BaCl2 + 2 HCl = BaCrO4 + 2 KH + 2 ClCl
H3O + HCO3 = C6H5O7 + H2O =>
21 H3O + 6 HCO3 = C6H5O7 + 32 H2O
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| Équations équilibrées la veille | Équations équilibrées le lendemain |
Équations équilibrées sur12/15/24
Équations équilibrées sur01/14/24
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