| Équations équilibrées la veille |
AgNO3 + KCl = AgCl + KNO3
NaBr(s) + Cl2(g) = Br2(aq) + NaCl(aq) =>
2 NaBr(s) + Cl2(g) = Br2(aq) + 2 NaCl(aq)
Na2HPO3 + H2O = NaOH + H3PO3 =>
Na2HPO3 + 2 H2O = 2 NaOH + H3PO3
Al(OH)3 + H2SO4 = Al2(SO4)3 + H2O =>
2 Al(OH)3 + 3 H2SO4 = Al2(SO4)3 + 6 H2O
N2O3 + H2O = HNO2 =>
N2O3 + H2O = 2 HNO2
C2H4 + O2 = CO2 + H2O =>
C2H4 + 3 O2 = 2 CO2 + 2 H2O
Al + HCl = AlCl3 + H2 =>
2 Al + 6 HCl = 2 AlCl3 + 3 H2
Mg + O2 = MgO =>
2 Mg + O2 = 2 MgO
CH4 + O2 = CO2 + H2O =>
CH4 + 2 O2 = CO2 + 2 H2O
ClO3{-} + Mn{2+} + H2O = MnO2 + Cl2 + H3O{+} =>
2 ClO3{-} + 5 Mn{2+} + 12 H2O = 5 MnO2 + Cl2 + 8 H3O{+}
HCOOH + Ca = HCOOCa + H2 =>
2 HCOOH + 2 Ca = 2 HCOOCa + H2
CH3OH = CO + H2 =>
CH3OH = CO + 2 H2
KCl + H2SO4 = K2SO4 + HCl =>
2 KCl + H2SO4 = K2SO4 + 2 HCl
C + Ca = Ca2C =>
C + 2 Ca = Ca2C
Na + H2SO4 = Na2SO4 + H2 =>
2 Na + H2SO4 = Na2SO4 + H2
K3PO4 + ZnSO4 = K2SO4 + Zn3(PO4)2 =>
2 K3PO4 + 3 ZnSO4 = 3 K2SO4 + Zn3(PO4)2
(NH4)2NO3(aq) + NaOH(aq) = NaNO3(aq) + NH3(g) + H2O(l) =>
8(NH4)2NO3(aq) + 7 NaOH(aq) = 7 NaNO3(aq) + 17 NH3(g) + 10 H2O(l)
Cl + O = Cl2O =>
2 Cl + O = Cl2O
CH3OH = CO + H2 =>
CH3OH = CO + 2 H2
NaCl + H2SiF6 = Na2SiF6 + HCl =>
2 NaCl + H2SiF6 = Na2SiF6 + 2 HCl
CO2 + H2O = C6H5OH + O2 =>
6 CO2 + 3 H2O = C6H5OH + 7 O2
I2 + H2O = HI + O2 =>
2 I2 + 2 H2O = 4 HI + O2
CrCl3 + Br + KOH = K2CrO4 + KCl + KBr + H2O =>
CrCl3 + 3 Br + 8 KOH = K2CrO4 + 3 KCl + 3 KBr + 4 H2O
K2SO4 + Pb + NO3 = KNO3 + PbSO4 =>
K2SO4 + Pb + 2 NO3 = 2 KNO3 + PbSO4
MgN + H2O = Mg(OH)2 + NH2 =>
MgN + 2 H2O = Mg(OH)2 + NH2
FeSO4 + NH3 = FeH3 + NSO4 =>
FeSO4 + NH3 = FeH3 + NSO4
BaCO3 = BaO + CO2 =>
BaCO3 = BaO + CO2
CH3COOH + Ag(NH3)2OH = Ag + (NH4)2CO3 + NH3 + H2O =>
CH3COOH + 8 Ag(NH3)2OH = 8 Ag + 2(NH4)2CO3 + 12 NH3 + 4 H2O
Ca3(PO4)2 + H2SO4 = CaSO4 + Ca(H2PO4)2 =>
Ca3(PO4)2 + 2 H2SO4 = 2 CaSO4 + Ca(H2PO4)2
Cl + NH4OH = ClOH + NH4 =>
Cl + NH4OH = ClOH + NH4
Na2CO3 + H2O = NaHCO3 + NaOH =>
Na2CO3 + H2O = NaHCO3 + NaOH
N + H = NH =>
N + H = NH
AgNO3 + NaCl = AgCl + NaNO3 =>
AgNO3 + NaCl = AgCl + NaNO3
TaBr3 + NaOH = Ta(OH)3 + NaBr =>
TaBr3 + 3 NaOH = Ta(OH)3 + 3 NaBr
Cu + N + O2 = Cu(NO3)2 =>
Cu + 2 N + 3 O2 = Cu(NO3)2
Sc + Ge = ScGe =>
Sc + Ge = ScGe
Fe(s) + HCl(aq) = FeCl3(aq) + H2(g) =>
2 Fe(s) + 6 HCl(aq) = 2 FeCl3(aq) + 3 H2(g)
C2H6 + O2 = CO2 + H2O =>
2 C2H6 + 7 O2 = 4 CO2 + 6 H2O
Pb(NO3)2 + K2S = PbS + KNO3 =>
Pb(NO3)2 + K2S = PbS + 2 KNO3
Co(NO3)2 + Fe = Fe(NO3)3 + Co =>
3 Co(NO3)2 + 2 Fe = 2 Fe(NO3)3 + 3 Co
CO2 + NH3 + H2O = (NH4)HCO3 =>
CO2 + NH3 + H2O = (NH4)HCO3
Fe + Cl2 = FeCl3 =>
2 Fe + 3 Cl2 = 2 FeCl3
BaO + Ca = Ba + CaO =>
BaO + Ca = Ba + CaO
H2F2 = HF =>
H2F2 = 2 HF
HN2 + KMnO4 + H2SO4 = MnSO4 + HNO3 + K2SO4 + H2O =>
10 HN2 + 22 KMnO4 + 33 H2SO4 = 22 MnSO4 + 20 HNO3 + 11 K2SO4 + 28 H2O
(NH4)2SO3 + Co(NO3)3 = NH4NO3 + Co2(SO3)3 =>
3(NH4)2SO3 + 2 Co(NO3)3 = 6 NH4NO3 + Co2(SO3)3
Al + S8 = Al2S3 =>
16 Al + 3 S8 = 8 Al2S3
AgNO3(aq) + NaOH(aq) = AgOH(s) + NaNO3(aq) =>
AgNO3(aq) + NaOH(aq) = AgOH(s) + NaNO3(aq)
Mg + O2 = MgO =>
2 Mg + O2 = 2 MgO
C30H62 + O2 = CO2 + H2O =>
2 C30H62 + 91 O2 = 60 CO2 + 62 H2O
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Équations équilibrées sur12/17/24
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