Équations équilibrées la veille |
3 Zn + 2 H3AsO4 = Zn3(AsO4)2 + 3 H2
CuCl2 + H2O + Mg = ClMg + Cu(OH)2 + H2 =>
CuCl2 + 2 H2O + 2 Mg = 2 ClMg + Cu(OH)2 + H2
CaOH2 + Fe + Zn = H2 + OH + FeZnCa =>
2 CaOH2 + 2 Fe + 2 Zn = H2 + 2 OH + 2 FeZnCa
MnO + B = Mn + BO3 =>
3 MnO + B = 3 Mn + BO3
CaCO3 + FeCl2 = CaCl2 + FeCO3 =>
CaCO3 + FeCl2 = CaCl2 + FeCO3
FeSO4 + NH4SO4 = FeNH4 + SO4 =>
FeSO4 + NH4SO4 = FeNH4 + 2 SO4
CuO + H2SO4 = CuSO4 + H2O =>
CuO + H2SO4 = CuSO4 + H2O
BaSO4 + KMnO4 = K2SO4 + MnO2 + BaO + O2 =>
2 BaSO4 + 4 KMnO4 = 2 K2SO4 + 4 MnO2 + 2 BaO + 3 O2
CuO + H2SO4 = CuSO4 + H2O =>
CuO + H2SO4 = CuSO4 + H2O
AgOH + HIO4 = AgIO4 + H2O =>
AgOH + HIO4 = AgIO4 + H2O
HNO3 + Ni = Ni(NO3)2 + H2 =>
2 HNO3 + Ni = Ni(NO3)2 + H2
H2SO4(aq) + Sr(NO3)2(aq) = SrSO4(s) + H2(NO3)2(aq) =>
H2SO4(aq) + Sr(NO3)2(aq) = SrSO4(s) + H2(NO3)2(aq)
PBr5 + H2O = HBr + POBr3 =>
PBr5 + H2O = 2 HBr + POBr3
NaOH + H2SO4 = NaOH(SO4) + H2 =>
NaOH + H2SO4 = NaOH(SO4) + H2
CaCl2 + KClO = KCl + Ca(ClO)2 =>
CaCl2 + 2 KClO = 2 KCl + Ca(ClO)2
CrO4 + HPbO2 = HPbO3 + CrO2 =>
CrO4 + 2 HPbO2 = 2 HPbO3 + CrO2
SbCl2 + H2S = SSbCl2 + H2 =>
SbCl2 + H2S = SSbCl2 + H2
(CaSO4)2*H2O + H2O = CaSO4*H2O =>
(CaSO4)2*H2O + H2O = 2 CaSO4*H2O
NaH2PO4 + H2CO3 = NaHCO3 + HPO4 + H2 =>
NaH2PO4 + H2CO3 = NaHCO3 + HPO4 + H2
As2S3 + HClO4 + H2O = H3AsO4 + HCl + H2SO4 =>
2 As2S3 + 7 HClO4 + 12 H2O = 4 H3AsO4 + 7 HCl + 6 H2SO4
Cr2O3 + No3{-} + CO3{2-} = CrO4{2-} + No{2-} + CO2 =>
5 Cr2O3 + 6 No3{-} + 25 CO3{2-} = 10 CrO4{2-} + 18 No{2-} + 25 CO2
CO3{-2} + H{+} = H2CO3 = Co2 + H2O =>
CO3{-2} + 2 H{+} = H2CO3
H2O + Mn2(SO3)7 + Mn2(CrO4)7 = Mn2(SO4)7 + Cr(OH)3 + Mn(OH)7 =>
35 H2O + 3 Mn2(SO3)7 + 2 Mn2(CrO4)7 = 3 Mn2(SO4)7 + 14 Cr(OH)3 + 4 Mn(OH)7
HIO3 + HI = I2 + H2O =>
HIO3 + 5 HI = 3 I2 + 3 H2O
HCl + CaCO3 = CaCl2 + H2O + CO2 =>
2 HCl + CaCO3 = CaCl2 + H2O + CO2
C5H10O6 + O2 = CO2 + H2O =>
2 C5H10O6 + 9 O2 = 10 CO2 + 10 H2O
MnO2 + HCl = MnCl2 + H2O + Cl2 =>
MnO2 + 4 HCl = MnCl2 + 2 H2O + Cl2
AlCl3 + CH3COCl = AlCl4 + CH3CO =>
AlCl3 + CH3COCl = AlCl4 + CH3CO
Ba + H3SO5 = BaSO5 + H =>
Ba + H3SO5 = BaSO5 + 3 H
Ga + H2O = Ga(OH)3 + H2 =>
2 Ga + 6 H2O = 2 Ga(OH)3 + 3 H2
Sb(SO4)3 + NaOH = Sb(OH)3 + Na(SO4) =>
Sb(SO4)3 + 3 NaOH = Sb(OH)3 + 3 Na(SO4)
HCl + NOH = NCl + H2O =>
HCl + NOH = NCl + H2O
NaHSO4 + Na2CO3 = Na2SO4 + H2CO3 =>
2 NaHSO4 + Na2CO3 = 2 Na2SO4 + H2CO3
Br2 + AlI = AlBr2 + I =>
Br2 + AlI = AlBr2 + I
Mg + H2SO4 = H2 + MgSO4 =>
Mg + H2SO4 = H2 + MgSO4
Mg(s) + SnCl2(aq) = MgCl2(aq) + Sn2(s) =>
2 Mg(s) + 2 SnCl2(aq) = 2 MgCl2(aq) + Sn2(s)
NH4OH + HCl = NH4Cl + H2O =>
NH4OH + HCl = NH4Cl + H2O
PbO2 + HBr = PbBr2 + O2 + H2O =>
2 PbO2 + 4 HBr = 2 PbBr2 + O2 + 2 H2O
Ba(NO3)2 + H2SO4 = BaSO4 + HNO3 =>
Ba(NO3)2 + H2SO4 = BaSO4 + 2 HNO3
ClC6H4NH2 + HCl = ClC6H4NH3 + Cl =>
ClC6H4NH2 + HCl = ClC6H4NH3 + Cl
Na2CO3 + Ca = CaNa2CO3 =>
Na2CO3 + Ca = CaNa2CO3
AlBr + Cl2(g) = AlCl3 + Br2 =>
2 AlBr + 3 Cl2(g) = 2 AlCl3 + Br2
AgNO3 + Kl = KlNO3 + Ag =>
AgNO3 + Kl = KlNO3 + Ag
Ca(OH)2 + Al2O3 + H2O = Ca3(Al(OH)6)2 =>
3 Ca(OH)2 + Al2O3 + 3 H2O = Ca3(Al(OH)6)2
ZnCl2 + CdCl2 = ZnCl4 + Cd =>
ZnCl2 + CdCl2 = ZnCl4 + Cd
H2O + Zn = H + Zn(OH)2 =>
2 H2O + Zn = 2 H + Zn(OH)2
NaNO4 + MgCl2 = NaCl2 + MgNO4 =>
NaNO4 + MgCl2 = NaCl2 + MgNO4
AlBr3 + Ba(OH)2 = Al(OH)3 + BaBr2 =>
2 AlBr3 + 3 Ba(OH)2 = 2 Al(OH)3 + 3 BaBr2
C + HOH = CO + H =>
C + HOH = CO + 2 H
MgO2 + H2SO4 = MgSO4 + O2 + H2O =>
2 MgO2 + 2 H2SO4 = 2 MgSO4 + O2 + 2 H2O
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