Équations équilibrées la veille |
4 Zn + NaAsO3 + 9 HCl = AsH3 + 4 ZnCl2 + NaCl + 3 H2O
Ni(H2O)6Cl2 + C2H4(NH2)2 = Ni(C2H4(NH2)2)3Cl2 + H2O =>
Ni(H2O)6Cl2 + 3 C2H4(NH2)2 = Ni(C2H4(NH2)2)3Cl2 + 6 H2O
MnO2 + HI = I2 + H2O + MnI2 =>
MnO2 + 4 HI = I2 + 2 H2O + MnI2
Mg(s) + AgNO3(aq) = Mg(NO3)2(aq) + Ag(s) =>
Mg(s) + 2 AgNO3(aq) = Mg(NO3)2(aq) + 2 Ag(s)
AlCl3 + Na2SO4 = AlSO4 + Na2Cl3 =>
AlCl3 + Na2SO4 = AlSO4 + Na2Cl3
NaNO3 + Ca(OH)2 = Ca(NO3)2 + NaOH =>
2 NaNO3 + Ca(OH)2 = Ca(NO3)2 + 2 NaOH
Zn(OH)2 + Na2S = NaOH + ZnS =>
Zn(OH)2 + Na2S = 2 NaOH + ZnS
Ag(NH3)2OH + C6H10 = C6H10Ag + (NH3)2OH =>
Ag(NH3)2OH + C6H10 = C6H10Ag + (NH3)2OH
Ca(OH)2 + (NH4)2SO4 = CaSO4 + NH3 + H2O =>
Ca(OH)2 + (NH4)2SO4 = CaSO4 + 2 NH3 + 2 H2O
KI + H2O = KOH + I2 + H2 =>
2 KI + 2 H2O = 2 KOH + I2 + H2
Fe + HCl(g) = FeCl3 + H2 =>
2 Fe + 6 HCl(g) = 2 FeCl3 + 3 H2
FeCl3 + Ca3(PO4)2 = FePO4 + CaCl2 =>
2 FeCl3 + Ca3(PO4)2 = 2 FePO4 + 3 CaCl2
KOH + H2S0 = K2S0 + H2O =>
2 KOH + H2S0 = K2S0 + 2 H2O
Na2MoO4 + H2O2 = Na2MoO8 + H2O =>
Na2MoO4 + 4 H2O2 = Na2MoO8 + 4 H2O
K + H2O = KOH + H2 =>
2 K + 2 H2O = 2 KOH + H2
Li + KNO3 = LiNO3 + K =>
Li + KNO3 = LiNO3 + K
NaSO4(aq) + CaCl(aq) = CaSO4(s) + NaCl(aq) =>
NaSO4(aq) + CaCl(aq) = CaSO4(s) + NaCl(aq)
HCl + Cu2CO3 = H2CO3 + CuCl =>
2 HCl + Cu2CO3 = H2CO3 + 2 CuCl
Mg(OH)2 + HCl = MgCl2 + H2O =>
Mg(OH)2 + 2 HCl = MgCl2 + 2 H2O
NaF(aq) + Al(NO3)3(aq) = AlF3(s) + NaNO3(aq) =>
3 NaF(aq) + Al(NO3)3(aq) = AlF3(s) + 3 NaNO3(aq)
Sn + CH3COOH = (CH3COO)4Sn + H2 =>
Sn + 4 CH3COOH = (CH3COO)4Sn + 2 H2
MnCl3(aq) = MnCl2(aq) + Cl2(aq) =>
2 MnCl3(aq) = 2 MnCl2(aq) + Cl2(aq)
Cu(HCO3)2 + NaOH = Cu(OH)2 + NaHCO3 =>
Cu(HCO3)2 + 2 NaOH = Cu(OH)2 + 2 NaHCO3
Br2(l) + NaI(aq) = NaBr(aq) + I2(aq) =>
Br2(l) + 2 NaI(aq) = 2 NaBr(aq) + I2(aq)
CrCl3 + Ca(OH)2 = Cr(OH)3 + CaCl2 =>
2 CrCl3 + 3 Ca(OH)2 = 2 Cr(OH)3 + 3 CaCl2
MgSO3 + NaCH3COO = Mg(CH3COO)2 + Na2SO3 =>
MgSO3 + 2 NaCH3COO = Mg(CH3COO)2 + Na2SO3
H + PO4 + Fe(OH)2 = FePO4 + H2O =>
2 H + PO4 + Fe(OH)2 = FePO4 + 2 H2O
Al + Pb = Al2Pb3 =>
2 Al + 3 Pb = Al2Pb3
NO2 = N + O =>
NO2 = N + 2 O
Na2S + MgCl2 = NaCl + MgS =>
Na2S + MgCl2 = 2 NaCl + MgS
H2O2 = H2O + O2 =>
2 H2O2 = 2 H2O + O2
Fe + Al2O3 = Al + Fe2O3 =>
2 Fe + Al2O3 = 2 Al + Fe2O3
NiS2 + O = NiO + S =>
NiS2 + O = NiO + 2 S
Fe + Cl2 = FeCl3 =>
2 Fe + 3 Cl2 = 2 FeCl3
Co(NO3)2 + NaHCO3 = Na(NO3)2 + CoHCO3 =>
Co(NO3)2 + NaHCO3 = Na(NO3)2 + CoHCO3
Zn(s) + AgNo3(ag) = Zn(No3) + Ag =>
Zn(s) + AgNo3(ag) = Zn(No3) + Ag
KI + HC2H3O2 = KH3O2 + HI + C =>
KI + HC2H3O2 = KH3O2 + HI + 2 C
MgSO4*7H2O + Na2CO3 = MgCO3Na2SO4 + H2O =>
MgSO4*7H2O + Na2CO3 = MgCO3Na2SO4 + 7 H2O
Na2S + FeCl2 = NaCl + SFe =>
Na2S + FeCl2 = 2 NaCl + SFe
HCl + CaCO3 = CaCl2 + H2O + CO2 =>
2 HCl + CaCO3 = CaCl2 + H2O + CO2
Cl2 + NaI = NaCl + I2 =>
Cl2 + 2 NaI = 2 NaCl + I2
NH3 + O2 = NO + H2O =>
4 NH3 + 5 O2 = 4 NO + 6 H2O
Cu(OH)2 = CuO + H2O =>
Cu(OH)2 = CuO + H2O
KBrO3 = KBr + O2 =>
2 KBrO3 = 2 KBr + 3 O2
Zn(OH)2 + NaOH = Na2Zn(OH)4 =>
Zn(OH)2 + 2 NaOH = Na2Zn(OH)4
C6H6 + O2 = CO2 + H2O =>
2 C6H6 + 15 O2 = 12 CO2 + 6 H2O
Ag2S + SrCl2 = AgCl + SrS =>
Ag2S + SrCl2 = 2 AgCl + SrS
Fe3O4 + CO = FeO + CO2 =>
Fe3O4 + CO = 3 FeO + CO2
Mg + O2 = MgO =>
2 Mg + O2 = 2 MgO
Mg(OH)2 = MgO + H2O =>
Mg(OH)2 = MgO + H2O
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