Équations équilibrées la veille |
Mg(NO3)2 + 2 KNO2 = 2 KNO3 + Mg(NO2)2
Ag + Mg2{+} = Ag{+} + Mg =>
Ag + Mg2{+} = Ag{+} + 2 Mg
Al + O2 = Al2O3 =>
4 Al + 3 O2 = 2 Al2O3
Al + HCl = AlCl3 + H2 =>
2 Al + 6 HCl = 2 AlCl3 + 3 H2
CrI3 + H2O2 + KOH = K2CrO4 + KIO4 + H2O =>
2 CrI3 + 27 H2O2 + 10 KOH = 2 K2CrO4 + 6 KIO4 + 32 H2O
Ba + H2SO4 = Ba(HSO4)2 + H2 =>
Ba + 2 H2SO4 = Ba(HSO4)2 + H2
Al + HCl = AlCl3 + H2 =>
2 Al + 6 HCl = 2 AlCl3 + 3 H2
K + C2 = KC1 =>
2 K + C2 = 2 KC1
HgClO3 + Ag = AgClO3 + Hg =>
HgClO3 + Ag = AgClO3 + Hg
Al2(SO3)3 + KOH = K(SO3)3 + Al2OH =>
Al2(SO3)3 + KOH = K(SO3)3 + Al2OH
CaCO3 + HCl = CO2 + CaCl2 + H2O =>
CaCO3 + 2 HCl = CO2 + CaCl2 + H2O
HgBr2 + Mn = MnBr2 + Hg =>
HgBr2 + Mn = MnBr2 + Hg
Fe(OH)2 + NaClO + H2O = Fe(OH)3 + NaCl =>
2 Fe(OH)2 + NaClO + H2O = 2 Fe(OH)3 + NaCl
Na + At = NaAt =>
Na + At = NaAt
Cu(s) + AgNO3(aq) = Ag + CuNO3 =>
Cu(s) + AgNO3(aq) = Ag + CuNO3
KCO3 + H2SO4 = KSO4 + CO2 + H2O =>
KCO3 + H2SO4 = KSO4 + CO2 + H2O
KCrO2 + KOH + H2O2 = K2CrO4 + H2O =>
2 KCrO2 + 2 KOH + 3 H2O2 = 2 K2CrO4 + 4 H2O
Mg + Zn(NO3)2 = Mg(NO3)2 + Zn =>
Mg + Zn(NO3)2 = Mg(NO3)2 + Zn
Na2S + KOH = NaOH + S + K =>
Na2S + 2 KOH = 2 NaOH + S + 2 K
NaPO4 + BaCl2 = NaCl2 + BaPO4 =>
NaPO4 + BaCl2 = NaCl2 + BaPO4
K2O + H2O = KOH =>
K2O + H2O = 2 KOH
O2 + H2O = HO2 =>
3 O2 + 2 H2O = 4 HO2
Al2(SO4)3 + H2O = H2SO4 + Al2O3 =>
Al2(SO4)3 + 3 H2O = 3 H2SO4 + Al2O3
TiN + HNO3 = N2 + TiO2 + H2O =>
10 TiN + 8 HNO3 = 9 N2 + 10 TiO2 + 4 H2O
K2S + Fe(OH)2 = FeS + KOH =>
K2S + Fe(OH)2 = FeS + 2 KOH
Fe + H2O = Fe3O4 + H2 =>
3 Fe + 4 H2O = Fe3O4 + 4 H2
C2H6 + O2 = CO2 + H2O =>
2 C2H6 + 7 O2 = 4 CO2 + 6 H2O
C5H10O + CuO = C5H10O2 + Cu2O =>
C5H10O + 2 CuO = C5H10O2 + Cu2O
CH3CH2CH2OH + O2 = CO2 + H2O =>
2 CH3CH2CH2OH + 9 O2 = 6 CO2 + 8 H2O
K(MnO4) + ZnCl2 = K2Zn + (MnO4)Cl =>
2 K(MnO4) + ZnCl2 = K2Zn + 2(MnO4)Cl
Al(OH)3 + HCl = AlCl3 + H2O =>
Al(OH)3 + 3 HCl = AlCl3 + 3 H2O
AgPb + HCl = AgCl + PbCl + H =>
AgPb + 2 HCl = AgCl + PbCl + 2 H
C2H2 + O2 = CO2 + H2O =>
2 C2H2 + 5 O2 = 4 CO2 + 2 H2O
NiCl3 + K2CO3 = Ni2(CO3)3 + KCl =>
2 NiCl3 + 3 K2CO3 = Ni2(CO3)3 + 6 KCl
CsOH + SiO2 = Si + H2O + CsO2 = Si + CsOH =>
4 CsOH + 3 SiO2 = 3 Si + 2 H2O + 4 CsO2
H2S + Fe(OH)3 = Fe2S3 + H2O =>
3 H2S + 2 Fe(OH)3 = Fe2S3 + 6 H2O
C20H42 = C16H34 + C2H4 =>
C20H42 = C16H34 + 2 C2H4
C2H4O + [Ag(NH3)2]OH = CH3COONH4 + Ag + NH3 + H2O =>
C2H4O + 2[Ag(NH3)2]OH = CH3COONH4 + 2 Ag + 3 NH3 + H2O
Ba(NO3)2 + NaHSO3 = Na(NO3)2 + BaHSO3 =>
Ba(NO3)2 + NaHSO3 = Na(NO3)2 + BaHSO3
Na1 + Cl1 = NaCl =>
Na1 + Cl1 = NaCl
PO4 + CaOH = Ca + PO4OH =>
PO4 + CaOH = Ca + PO4OH
Ti + I2 = TiI3 =>
2 Ti + 3 I2 = 2 TiI3
Pb(NO3)2 + AuBr3 = Au(NO3)3 + PbBr2 =>
3 Pb(NO3)2 + 2 AuBr3 = 2 Au(NO3)3 + 3 PbBr2
Al4O6 = Al + O2 =>
Al4O6 = 4 Al + 3 O2
CH3OH + O2 = CO2 + H2O =>
2 CH3OH + 3 O2 = 2 CO2 + 4 H2O
AgSCN + NH4OH = Ag(NH3)SCN + H2O =>
AgSCN + NH4OH = Ag(NH3)SCN + H2O
NaCl + KBrO3 + H2SO4 = Na2SO4 + Cl2 + KBrO + H2O =>
4 NaCl + KBrO3 + 2 H2SO4 = 2 Na2SO4 + 2 Cl2 + KBrO + 2 H2O
Ca(NO2)2 + Cl2 = CaCl2 + NO2 =>
Ca(NO2)2 + Cl2 = CaCl2 + 2 NO2
CH3CCl3 + NaOH = CH3COONa + NaCl + H2O =>
CH3CCl3 + 4 NaOH = CH3COONa + 3 NaCl + 2 H2O
H3PO4 + NaBr = HBr + Na3PO4 =>
H3PO4 + 3 NaBr = 3 HBr + Na3PO4
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