| Équations équilibrées la veille |
5 Na2C2O4 + 2 KMnO4 + 8 H2SO4 = K2SO4 + 5 Na2SO4 + 8 H2O + 2 MnSO4 + 10 CO2
H2O + O2 = H2O2 =>
2 H2O + O2 = 2 H2O2
ZnS2 + Cl2 = ZnCl2 + S2Cl2 =>
ZnS2 + 2 Cl2 = ZnCl2 + S2Cl2
Cu + H2SO4 = CuSO4 + H2O + SO2 =>
Cu + 2 H2SO4 = CuSO4 + 2 H2O + SO2
C2H5O + O2 = CH3COOH + H2O =>
4 C2H5O + 3 O2 = 4 CH3COOH + 2 H2O
C4H8O2 + H2 = C2H6O =>
C4H8O2 + 2 H2 = 2 C2H6O
HBr + Al(OH)3 = H2O + AlBr3 =>
3 HBr + Al(OH)3 = 3 H2O + AlBr3
NaPO4 + NH4Br = NaBr + NH4PO4 =>
NaPO4 + NH4Br = NaBr + NH4PO4
NaOH + Cu2Cl = NaCl + Cu2(OH) =>
NaOH + Cu2Cl = NaCl + Cu2(OH)
Na2CO3 + HCl = NaCl + H2O + CO2 =>
Na2CO3 + 2 HCl = 2 NaCl + H2O + CO2
Zn(s) + I2(s) = ZnI2(s) =>
Zn(s) + I2(s) = ZnI2(s)
ClO3{-} + Br{-} = Cl{-} + BrO3{-} =>
ClO3{-} + Br{-} = Cl{-} + BrO3{-}
SiH6 + O2 = Si2O2 + H2O =>
2 SiH6 + 4 O2 = Si2O2 + 6 H2O
KOH + CO2 = KHCO3 =>
KOH + CO2 = KHCO3
H2S + (NH4)2CO3 = H2CO3 + (NH4)2S =>
H2S + (NH4)2CO3 = H2CO3 + (NH4)2S
CaOH{2} + HCl = CaCl{2} + H2O =>
CaOH{2} + HCl = CaCl{2} + H2O
(b)C2H5SH(l) + O2(g) = CO2(g) + H2O(l) + SO2(g) =>
2(b)C2H5SH(l) + 9 O2(g) = 4 CO2(g) + 6 H2O(l) + 2 SO2(g)
AgNO3(ac) + NaBr(ac) = AgBr(ac) + NaNO3 =>
AgNO3(ac) + NaBr(ac) = AgBr(ac) + NaNO3
CoCl2 + Na2CO3 = CoCO3 + NaCl =>
CoCl2 + Na2CO3 = CoCO3 + 2 NaCl
C12H24O2 + H2O = CH4 + CO2 =>
2 C12H24O2 + 10 H2O = 17 CH4 + 7 CO2
XxCl2 + KOH = Xx(OH)2 + KCl =>
XxCl2 + 2 KOH = Xx(OH)2 + 2 KCl
Ca(OH)2 + HNO3 = OH + CaHNO3 =>
Ca(OH)2 + HNO3 = 2 OH + CaHNO3
C4H12N2 + O2 = H2O + CO2 + N2 =>
C4H12N2 + 7 O2 = 6 H2O + 4 CO2 + N2
Na + Cl2 = NaCl =>
2 Na + Cl2 = 2 NaCl
Ca + FeSO4 = CaSO4 + Fe =>
Ca + FeSO4 = CaSO4 + Fe
MgO + CaO + Si = Mg + CaSiO3 =>
2 MgO + CaO + Si = 2 Mg + CaSiO3
K2Cr2O7 + HCl = CrCl3 + KCl + H2O + Cl2 =>
K2Cr2O7 + 14 HCl = 2 CrCl3 + 2 KCl + 7 H2O + 3 Cl2
Zn(s) + N2(g) = ZnN =>
2 Zn(s) + N2(g) = 2 ZnN
Fe + H2SO4 = Fe2SO43 + S + H2O =>
6 Fe + 43 H2SO4 = 3 Fe2SO43 + 40 S + 43 H2O
B2Br6 + HNO3 = B(NO3)3 + HBr =>
B2Br6 + 6 HNO3 = 2 B(NO3)3 + 6 HBr
HNO3 + NaHCO3 = NaNO3 + H2O + CO2 =>
HNO3 + NaHCO3 = NaNO3 + H2O + CO2
Co2 + Al = Al2Co =>
Co2 + 4 Al = 2 Al2Co
NH4F + Fe(NO3)2 = NH4NO3 + FeF2 =>
2 NH4F + Fe(NO3)2 = 2 NH4NO3 + FeF2
Zn + HCl = ZnCl2 + H2 =>
Zn + 2 HCl = ZnCl2 + H2
CH5COOH + O2 = CO2 + H2O =>
2 CH5COOH + 5 O2 = 4 CO2 + 6 H2O
C + NO3{-} + H{+} = CO2 + NO2 + H2O =>
C + 4 NO3{-} + 4 H{+} = CO2 + 4 NO2 + 2 H2O
Hg(NO3) + NaI = HgI + NaNO3 =>
Hg(NO3) + NaI = HgI + NaNO3
CH4 + O2 = CO2 + H2O =>
CH4 + 2 O2 = CO2 + 2 H2O
NH4Cl(s) + Ca(OH)2(S) = CaCl2(S) + NH3(g) + H2O(l) =>
2 NH4Cl(s) + Ca(OH)2(S) = CaCl2(S) + 2 NH3(g) + 2 H2O(l)
KHSO4 + NaHS = Na2SO4 + K2SO4 + H2S =>
2 KHSO4 + 2 NaHS = Na2SO4 + K2SO4 + 2 H2S
MnO2 + HCl = MnCl2 + H2O + Cl2 =>
MnO2 + 4 HCl = MnCl2 + 2 H2O + Cl2
Zn + NaI = ZnI + Na =>
Zn + NaI = ZnI + Na
K3N + HCl = KCl + H2 + N2 =>
2 K3N + 6 HCl = 6 KCl + 3 H2 + N2
CaF2(s) + H2SO4(l) = HF(l) + CaSO4(s) =>
CaF2(s) + H2SO4(l) = 2 HF(l) + CaSO4(s)
HCOOH + Ag(NH3)2OH = Ag + (NH4)2CO3 + NH3 + H2O =>
HCOOH + 2 Ag(NH3)2OH = 2 Ag + (NH4)2CO3 + 2 NH3 + H2O
AlCl3 + H2S + H2O2 = Al2(SO4)3 + Cl2 + H2O =>
2 AlCl3 + 3 H2S + 15 H2O2 = Al2(SO4)3 + 3 Cl2 + 18 H2O
Al2S3 + O2 = Al2O2 + SO3 =>
2 Al2S3 + 11 O2 = 2 Al2O2 + 6 SO3
FeCl2 + NaOH = FeOHCl + NaCl =>
FeCl2 + NaOH = FeOHCl + NaCl
N2 + H2O = H2O2 + N2H4 =>
N2 + 4 H2O = 2 H2O2 + N2H4
Fe2O3 + Mg3(PO4)2 + H2O = Mg(OH)2 + FePO4 =>
Fe2O3 + Mg3(PO4)2 + 3 H2O = 3 Mg(OH)2 + 2 FePO4
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Équations équilibrées sur01/14/25
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