Équations équilibrées la veille |
3 NO2 + H2O = 2 HNO3 + NO
Ni + MgSO3 = Mg + Ni(SO3) =>
Ni + MgSO3 = Mg + Ni(SO3)
PbS + CaSO4 = PbSO4 + CaS =>
PbS + CaSO4 = PbSO4 + CaS
AlCl3 + K = KCl + Al =>
AlCl3 + 3 K = 3 KCl + Al
Ba + C = Ba2C =>
2 Ba + C = Ba2C
H2 + NF3 = N + HF =>
3 H2 + 2 NF3 = 2 N + 6 HF
Pb(NO3)2 + KIO3 = Pb(IO3)2 + KNO3 =>
Pb(NO3)2 + 2 KIO3 = Pb(IO3)2 + 2 KNO3
Na2CO3 + Pb(NO3)2 = Pb2(CO3)2 + NaNO3 =>
2 Na2CO3 + 2 Pb(NO3)2 = Pb2(CO3)2 + 4 NaNO3
MnCl2 + K2S = K2Mn + Cl2S =>
MnCl2 + K2S = K2Mn + Cl2S
Sr + MnCl2 = SrCl2 + Mn =>
Sr + MnCl2 = SrCl2 + Mn
CuCO3(s) = CuO(s) + CO2(g) =>
CuCO3(s) = CuO(s) + CO2(g)
Ba(NO3)2 + BaCl2 = Ba + Cl(NO3) =>
Ba(NO3)2 + BaCl2 = 2 Ba + 2 Cl(NO3)
C6H5NH3 + ClO4 = C6H5NH + HClO4 =>
C6H5NH3 + 2 ClO4 = C6H5NH + 2 HClO4
CH4N2O + K2CO3 = KCNO + (NH4)2CO3 =>
2 CH4N2O + K2CO3 = 2 KCNO + (NH4)2CO3
KNO3 + HCl = KNO2 + Cl2O + H2 =>
KNO3 + 2 HCl = KNO2 + Cl2O + H2
Ba(NO3)2 + BaCl2 = Ba + Cl(NO3) =>
Ba(NO3)2 + BaCl2 = 2 Ba + 2 Cl(NO3)
KNO3 + HCl = KNO2 + Cl2O + H2 =>
KNO3 + 2 HCl = KNO2 + Cl2O + H2
Ba(NO3)2 + BaCl2 = Ba + Cl(NO3) =>
Ba(NO3)2 + BaCl2 = 2 Ba + 2 Cl(NO3)
Zn + O2 = ZnO2 =>
Zn + O2 = ZnO2
MgCo3 + O2 = MgO + Co2 =>
2 MgCo3 + O2 = 2 MgO + 3 Co2
Al2(SO4)3 + Ca(CN)2 = Al(CN)3 + CaSO4 =>
Al2(SO4)3 + 3 Ca(CN)2 = 2 Al(CN)3 + 3 CaSO4
Ba + Na2SO4 = Ba(SO4)2 + Na =>
Ba + 2 Na2SO4 = Ba(SO4)2 + 4 Na
H2 + O2 = H2O =>
2 H2 + O2 = 2 H2O
K2S2O8 + AgNO3 = AgS2O8 + K2SO4 + KNO3 =>
3 K2S2O8 + 2 AgNO3 = 2 AgS2O8 + 2 K2SO4 + 2 KNO3
NH4VO3 + Zn + H2SO4 + HCl + H2O = [VO(H2O)5]Cl2 + (NH4)2SO4 + ZnCl2 =>
2 NH4VO3 + Zn + H2SO4 + 6 HCl + 6 H2O = 2[VO(H2O)5]Cl2 + (NH4)2SO4 + ZnCl2
MnSO4*H2O = MnSO4H2O =>
MnSO4*H2O = MnSO4H2O
KSO4 + MgCl = MgSO4 + KCl =>
KSO4 + MgCl = MgSO4 + KCl
AgNO3(s) + NaOH(aq) = Ag2O(s) + NaNO3(aq) + H2O(l) =>
2 AgNO3(s) + 2 NaOH(aq) = Ag2O(s) + 2 NaNO3(aq) + H2O(l)
NH3 + H2SO4 = (NH4)2SO4 =>
2 NH3 + H2SO4 = (NH4)2SO4
Pb(NO3)2 + NaCl = PbCl2 + NaNO3 =>
Pb(NO3)2 + 2 NaCl = PbCl2 + 2 NaNO3
TiCl4 + HCl = H2TiCl6 =>
TiCl4 + 2 HCl = H2TiCl6
NaN3(s) = Na(s) + N2(g) =>
2 NaN3(s) = 2 Na(s) + 3 N2(g)
NaCl + Hg2(NO3)2 = Hg2Cl2 + NaNO3 =>
2 NaCl + Hg2(NO3)2 = Hg2Cl2 + 2 NaNO3
Al(OH)3 + HCl(aq) = Al5Cl7(OH)8 + H2O =>
5 Al(OH)3 + 7 HCl(aq) = Al5Cl7(OH)8 + 7 H2O
Sn(SO4)2(aq) + LiOH(aq) = Sn(OH)4(s) + Li2SO4(aq) =>
Sn(SO4)2(aq) + 4 LiOH(aq) = Sn(OH)4(s) + 2 Li2SO4(aq)
H2O + NO2 = NH3 + O2 =>
6 H2O + 4 NO2 = 4 NH3 + 7 O2
NbO + Al = Nb + Al2O3 =>
3 NbO + 2 Al = 3 Nb + Al2O3
ZrCl3 = Zr + Cl2 =>
2 ZrCl3 = 2 Zr + 3 Cl2
Li3N + NH4NO3 = LiNO3 + (NH4)3N =>
Li3N + 3 NH4NO3 = 3 LiNO3 + (NH4)3N
Na + Fe(III)F = Fe(III) + NaF =>
Na + Fe(III)F = Fe(III) + NaF
ZnI2 + Li2CrO4 = ZnCrO4 + I2Li2 =>
ZnI2 + Li2CrO4 = ZnCrO4 + I2Li2
H3AsO3 + Si(OH)4 = Si3(AsO3)4 + H2O =>
4 H3AsO3 + 3 Si(OH)4 = Si3(AsO3)4 + 12 H2O
Nb + HNO3 + HF = H2NbF7 + NO2 + H2O =>
Nb + 5 HNO3 + 7 HF = H2NbF7 + 5 NO2 + 5 H2O
KMnO4 + Fe = K2O + MnO + Fe2O3 =>
6 KMnO4 + 10 Fe = 3 K2O + 6 MnO + 5 Fe2O3
Fe + NaSCN = FeSCN + Na =>
Fe + NaSCN = FeSCN + Na
Ba(NO3)2 + BaCl2 = Ba + Cl(NO3) =>
Ba(NO3)2 + BaCl2 = 2 Ba + 2 Cl(NO3)
Na2S + H3Po4 = Na2HPo4 + H2S =>
Na2S + H3Po4 = Na2HPo4 + H2S
Ba(BO2)2 + HCl = BaCl2 + HBO2 =>
Ba(BO2)2 + 2 HCl = BaCl2 + 2 HBO2
KNO3 + HCl = KNO2 + Cl2O + H2 =>
KNO3 + 2 HCl = KNO2 + Cl2O + H2
FeOCr2 + K2CO3 + O2 = K2CrO4 + CO2 + Fe2O3 =>
4 FeOCr2 + 8 K2CO3 + 13 O2 = 8 K2CrO4 + 8 CO2 + 2 Fe2O3
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