Équations équilibrées la veille |
3 S8 + 48 NaOH = 16 Na2S + 8 Na2SO3 + 24 H2O
AgNO3(aq) + Fe2S3(aq) = Ag2S + Fe(NO3)3 =>
6 AgNO3(aq) + Fe2S3(aq) = 3 Ag2S + 2 Fe(NO3)3
Pb(NO3)2 + NaHCO3 = PbCO3 + NaNO3 + H2O + CO2 =>
Pb(NO3)2 + 2 NaHCO3 = PbCO3 + 2 NaNO3 + H2O + CO2
Pb(NO3)2 = PbO + NO2 + O2 =>
2 Pb(NO3)2 = 2 PbO + 4 NO2 + O2
NH4Cl + Ba(OH)2 = BaCl2 + H2O + NH3 =>
2 NH4Cl + Ba(OH)2 = BaCl2 + 2 H2O + 2 NH3
Cu + HNO3 = Cu(NO30)2 + NO + H2O =>
3 Cu + 116 HNO3 = 3 Cu(NO30)2 + 110 NO + 58 H2O
MgO(s) + HCl(aq) = MgCl2(s) + H2O(l) =>
MgO(s) + 2 HCl(aq) = MgCl2(s) + H2O(l)
HCOOK + KMnO4 + H2O = CO2 + MnO2 + KOH =>
3 HCOOK + 2 KMnO4 + H2O = 3 CO2 + 2 MnO2 + 5 KOH
NaCl(aq) + SO3(g) + H2O(l) = Na2SO4(aq) + HCl(aq) =>
2 NaCl(aq) + SO3(g) + H2O(l) = Na2SO4(aq) + 2 HCl(aq)
H2C2O4H2O + NaOH = Na2C2O4H2O + H2O =>
H2C2O4H2O + 2 NaOH = Na2C2O4H2O + 2 H2O
Al(OH)3(s) + NaOH(s) = NaAlO2(aq) + H2O(l) =>
Al(OH)3(s) + NaOH(s) = NaAlO2(aq) + 2 H2O(l)
Li + Cu(OH)2 = LiOH + Cu =>
2 Li + Cu(OH)2 = 2 LiOH + Cu
NH4OH(g) + HCl(g) = NH4Cl + H2O =>
NH4OH(g) + HCl(g) = NH4Cl + H2O
Ca3(PO2)2 + SiO2 + C = CaSiO3 + P4 + CO =>
2 Ca3(PO2)2 + 6 SiO2 + 2 C = 6 CaSiO3 + P4 + 2 CO
Cu(NO3)2(aq) + KOH(aq) = Cu(OH)2 + KNO3 =>
Cu(NO3)2(aq) + 2 KOH(aq) = Cu(OH)2 + 2 KNO3
Ti2O3 = Ti + O2 =>
2 Ti2O3 = 4 Ti + 3 O2
Fr + O2 = Fr2O2 =>
2 Fr + O2 = Fr2O2
MgCl2 + BeSO4 = BeCl2 + MgSO4 =>
MgCl2 + BeSO4 = BeCl2 + MgSO4
FeCO3 = Fe + CO3 =>
FeCO3 = Fe + CO3
CH2O + Ag(NH3)2OH = CO2 + NH3 + Ag + H2O =>
CH2O + 4 Ag(NH3)2OH = CO2 + 8 NH3 + 4 Ag + 3 H2O
FeCl + KOH = Fe(OH)(s) + KCl =>
FeCl + KOH = Fe(OH)(s) + KCl
C5H11N + O2 = CO2 + H2O + NH3 =>
C5H11N + 7 O2 = 5 CO2 + 4 H2O + NH3
SnCl2 + NaOH + NaBiO3 + H2O = Na2[Sn(OH)6] + Bi(OH)3 + HCl =>
SnCl2 + NaOH + NaBiO3 + 5 H2O = Na2[Sn(OH)6] + Bi(OH)3 + 2 HCl
KMnO4 + Fe(SO4) + H2SO4 = MnSO4 + Fe2(SO4)3 + K2(SO4) + H2O =>
2 KMnO4 + 10 Fe(SO4) + 8 H2SO4 = 2 MnSO4 + 5 Fe2(SO4)3 + K2(SO4) + 8 H2O
Na2ZnO2 + HNO3 = Zn(NO3)2 + NaNO3 + H2O =>
Na2ZnO2 + 4 HNO3 = Zn(NO3)2 + 2 NaNO3 + 2 H2O
Cl2(g) + NaBr = NaCl(ac) + Br2(l) =>
Cl2(g) + 2 NaBr = 2 NaCl(ac) + Br2(l)
CaO + C + Cl2 = CaCl2 + CO =>
CaO + C + Cl2 = CaCl2 + CO
Al + CuCl2 = AlCl3 + Cu =>
2 Al + 3 CuCl2 = 2 AlCl3 + 3 Cu
Fe2S3 + O2 = Fe2O3 + SO2 =>
2 Fe2S3 + 9 O2 = 2 Fe2O3 + 6 SO2
Na2O2 = Na2O + O2 =>
2 Na2O2 = 2 Na2O + O2
CuS + NH3 = Cu(NH3)2 + S =>
CuS + 2 NH3 = Cu(NH3)2 + S
NH4CH3COO + H2O = CH3COOH + NH4OH =>
NH4CH3COO + H2O = CH3COOH + NH4OH
Mn2O3 + HCl = MnCl2 + Cl + H2O =>
Mn2O3 + 6 HCl = 2 MnCl2 + 2 Cl + 3 H2O
CuSO4*5H2O + Ca(NO3)2*4H2O = Cu(NO3)2 + CaSO4 + H2O =>
CuSO4*5H2O + Ca(NO3)2*4H2O = Cu(NO3)2 + CaSO4 + 9 H2O
CH3CH2Cl + KOH = CH3CH2OH + KCl =>
CH3CH2Cl + KOH = CH3CH2OH + KCl
C6H12O6(ac) + O2(g) = CO2(g) + H2O(g) =>
C6H12O6(ac) + 6 O2(g) = 6 CO2(g) + 6 H2O(g)
Mn + HNO3 = H2O + Mn(NO3)2 + NO2 =>
Mn + 4 HNO3 = 2 H2O + Mn(NO3)2 + 2 NO2
KCl*MgCl2*6H2O = KCl + MgCl2 + H2O =>
KCl*MgCl2*6H2O = KCl + MgCl2 + 6 H2O
NO(g) = N2O(g) + NO2(g) =>
3 NO(g) = N2O(g) + NO2(g)
Pb + NaOH + H2O = Na2(Pb(OH)4) + H2 =>
Pb + 2 NaOH + 2 H2O = Na2(Pb(OH)4) + H2
Na(NO3) = Na + NO3 =>
Na(NO3) = Na + NO3
Mn2O7 + NaOH = Mn(OH)7 + Na2O =>
Mn2O7 + 14 NaOH = 2 Mn(OH)7 + 7 Na2O
H2SO4 + O2 = H2O + SO4 =>
2 H2SO4 + O2 = 2 H2O + 2 SO4
Sb + HNO3 + HCl = H[SbCl6] + NO + H2O =>
3 Sb + 5 HNO3 + 18 HCl = 3 H[SbCl6] + 5 NO + 10 H2O
NaI + HNO3 = I2 + NO + NaNO3 + H2O =>
6 NaI + 8 HNO3 = 3 I2 + 2 NO + 6 NaNO3 + 4 H2O
(NH4)2(SO4) + Ca(OH)2 = (NH4)(OH) + Ca(SO4) =>
(NH4)2(SO4) + Ca(OH)2 = 2(NH4)(OH) + Ca(SO4)
K + MgSO4 = K2SO4 + Mg =>
2 K + MgSO4 = K2SO4 + Mg
C6H6COOH + NaOH = C6H6COONa + H2O =>
C6H6COOH + NaOH = C6H6COONa + H2O
As + Br2 = AsBr2 =>
As + Br2 = AsBr2
C10H16 + Cl2 = C + HCl =>
C10H16 + 8 Cl2 = 10 C + 16 HCl
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