Équations équilibrées la veille |
AlBr3 + 3 NaOH = Al(OH)3 + 3 BrNa
C2H4 + O2 = CO2 + H2O =>
C2H4 + 3 O2 = 2 CO2 + 2 H2O
ZnSO4 + NaOH = Zn(OH)2 + Na2SO4 =>
ZnSO4 + 2 NaOH = Zn(OH)2 + Na2SO4
Na2S2O3 + Cl2 + H2O = NaHSO4 + HCl =>
Na2S2O3 + 4 Cl2 + 5 H2O = 2 NaHSO4 + 8 HCl
CH4 + Br2 = CH3Br + HBr =>
CH4 + Br2 = CH3Br + HBr
Bi(OH)3(s) + K2SnO2(s) = Bi(s) + K2SnO3(s) + H2O(i) =>
2 Bi(OH)3(s) + 3 K2SnO2(s) = 2 Bi(s) + 3 K2SnO3(s) + 3 H2O(i)
Zn + HCl = ZnCl2 + H2 =>
Zn + 2 HCl = ZnCl2 + H2
NiSO4 + H2O = NiO + H2SO4 =>
NiSO4 + H2O = NiO + H2SO4
KIO3 + Mg + H2SO4 = MgSO4 + K2SO4 + H2O + I2 =>
2 KIO3 + 5 Mg + 6 H2SO4 = 5 MgSO4 + K2SO4 + 6 H2O + I2
Ba(OH)2 + H2C2O4 = Ba + CO2 + H2O =>
Ba(OH)2 + H2C2O4 = Ba + 2 CO2 + 2 H2O
N02 + H2O = NH3 + O2 =>
2 N02 + 6 H2O = 4 NH3 + 3 O2
Cu(s) + HCl(ac) = CuCl(ac) + H2(g) =>
2 Cu(s) + 2 HCl(ac) = 2 CuCl(ac) + H2(g)
Co(OH)3 + Sn(SO4)2 = Co2(SO4)3 + Sn(OH)4 =>
4 Co(OH)3 + 3 Sn(SO4)2 = 2 Co2(SO4)3 + 3 Sn(OH)4
Ag2NO3 + KI = Ag2I + KNO3 =>
Ag2NO3 + KI = Ag2I + KNO3
Al(OH)3 + CuS = Cu(OH)2 + Al2S3 =>
2 Al(OH)3 + 3 CuS = 3 Cu(OH)2 + Al2S3
NaHCO3 = Na2CO3 + CO2 + H2O =>
2 NaHCO3 = Na2CO3 + CO2 + H2O
CuCl2 + HCl = HCuCl3 =>
CuCl2 + HCl = HCuCl3
NaZnO2 + HCl = ZnCl2 + Na(OH)2 =>
NaZnO2 + 2 HCl = ZnCl2 + Na(OH)2
Zn + (NO3)2 + Ba(OH)2 = Zn(OH)2 + Ba(NO3)2 =>
Zn + (NO3)2 + Ba(OH)2 = Zn(OH)2 + Ba(NO3)2
SN + HCl = SNCl3 + H2 =>
2 SN + 6 HCl = 2 SNCl3 + 3 H2
Na[AlCl4] + HBr = H[AlCl4] + NaBr =>
Na[AlCl4] + HBr = H[AlCl4] + NaBr
CuNO3 + NaH = CuH + NaNO3 =>
CuNO3 + NaH = CuH + NaNO3
K2CrO4 + NaCl = KCl + Na2CrO4 =>
K2CrO4 + 2 NaCl = 2 KCl + Na2CrO4
PbCl4 + Li2SO4 = LiCl + Pb2(SO4)4 =>
2 PbCl4 + 4 Li2SO4 = 8 LiCl + Pb2(SO4)4
KMnO4 + H2O2 + H2SO4 = MnO4 + K2SO4 + H2O =>
2 KMnO4 + H2O2 + H2SO4 = 2 MnO4 + K2SO4 + 2 H2O
Hg(C2H3O2)2 + H2S = Hg2S2 + HC2H3O2 =>
2 Hg(C2H3O2)2 + 2 H2S = Hg2S2 + 4 HC2H3O2
Na + F2 = NaF =>
2 Na + F2 = 2 NaF
Fe(OH)3 + H{+} = Fe{+3} + H2O =>
Fe(OH)3 + 3 H{+} = Fe{+3} + 3 H2O
C2H6 + O2 = CO2 + H2O =>
2 C2H6 + 7 O2 = 4 CO2 + 6 H2O
V2O5 + Zn = V2O2 + ZnO =>
V2O5 + 3 Zn = V2O2 + 3 ZnO
Zn + Cu3PO4 = ZnPO4 + Cu3 =>
Zn + Cu3PO4 = ZnPO4 + Cu3
HCl = H2 + Cl2 =>
2 HCl = H2 + Cl2
N2 + H2 = NH3 =>
N2 + 3 H2 = 2 NH3
C8H18 + O2 = CO2 + H2O =>
2 C8H18 + 25 O2 = 16 CO2 + 18 H2O
HCl + Ca(OH)2 = CaCl2 + H2O =>
2 HCl + Ca(OH)2 = CaCl2 + 2 H2O
P4 + O2 = P2O5 =>
P4 + 5 O2 = 2 P2O5
Sb2O5*11H2O + HCl = H3SbCl6 + Cl2 + H2O =>
Sb2O5*11H2O + 16 HCl = 2 H3SbCl6 + 2 Cl2 + 16 H2O
C5H12 + O2 = CO2 + H2O =>
C5H12 + 8 O2 = 5 CO2 + 6 H2O
HCl + NaOH = NaCl + H2O =>
HCl + NaOH = NaCl + H2O
CoS + HNO3 = CoSO4 + NO + H2O =>
3 CoS + 8 HNO3 = 3 CoSO4 + 8 NO + 4 H2O
Fe3O4(s) + Ca(s) = CaO(s) + Fe(s) =>
Fe3O4(s) + 4 Ca(s) = 4 CaO(s) + 3 Fe(s)
MgO + KOH = Mg(OH)2 + K2O =>
MgO + 2 KOH = Mg(OH)2 + K2O
NaI + H2SO4 + H2O2 = Na2SO4 + H2O + I2 =>
2 NaI + H2SO4 + H2O2 = Na2SO4 + 2 H2O + I2
TiCl4 = Ti + Cl2 =>
TiCl4 = Ti + 2 Cl2
KClO3 = KCl + O2 =>
2 KClO3 = 2 KCl + 3 O2
Cu + (HNO3)2 = Cu(NO3)2 + NO2 + H2O =>
Cu + 2(HNO3)2 = Cu(NO3)2 + 2 NO2 + 2 H2O
CuNO3 + NaOH = NaNO3 + OHCu =>
CuNO3 + NaOH = NaNO3 + OHCu
LiF + Ca = CaF + Li =>
LiF + Ca = CaF + Li
Mn(NO3)2 + AgO + HNO3 = HMnO4 + AgNO3 + H2O =>
Mn(NO3)2 + 5 AgO + 3 HNO3 = HMnO4 + 5 AgNO3 + H2O
MgNO3KOH = MgOHKNO3 =>
MgNO3KOH = MgOHKNO3
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