Équations équilibrées la veille |
LiCl + NaBr = LiBr + NaCl
Fe3 = Fe0 =>
Fe3 = 3 Fe0
ZrO2 + Al = Zr + Al2O3 =>
3 ZrO2 + 4 Al = 3 Zr + 2 Al2O3
C + O2 = CO2 =>
C + O2 = CO2
HNO3 + COH = HOH + CNO3 =>
HNO3 + COH = HOH + CNO3
CaCl2 + K2HPO4 = CaHPO4 + K2Cl2 =>
CaCl2 + K2HPO4 = CaHPO4 + K2Cl2
Fe = Fe*3 =>
Fe = Fe*3
CaCl + KI = CaI + KCl =>
CaCl + KI = CaI + KCl
HBPB{+} + H2O = BPB + H3O{+} =>
HBPB{+} + H2O = BPB + H3O{+}
Zn + HCl = ZnCl2 + H2 =>
Zn + 2 HCl = ZnCl2 + H2
K3Fe + Zn = K3Zn + Fe =>
K3Fe + Zn = K3Zn + Fe
S2 + NaOH = S2NaOH =>
S2 + NaOH = S2NaOH
NaCH3CH2SO4 + NaNO2 = CH3CH2NO2 + Na2SO4 =>
NaCH3CH2SO4 + NaNO2 = CH3CH2NO2 + Na2SO4
H3PO4 + NH3 = H + NPO4 =>
H3PO4 + NH3 = 6 H + NPO4
Mn(OH)2 + H2SO4 = MnSO4 + H2O =>
Mn(OH)2 + H2SO4 = MnSO4 + 2 H2O
Cu(NO3)2 + NH4OH = CuOH + NH4(NO3)2 =>
Cu(NO3)2 + NH4OH = CuOH + NH4(NO3)2
Ca + S = Ca2S4 =>
2 Ca + 4 S = Ca2S4
Na3PO4 + ZnBr2 = Zn3(PO4)2 + NaBr =>
2 Na3PO4 + 3 ZnBr2 = Zn3(PO4)2 + 6 NaBr
Fe + O2 + KOH = KFeO2 + H2 =>
2 Fe + O2 + 2 KOH = 2 KFeO2 + H2
CO2 + SO3 = CO2SO3 =>
CO2 + SO3 = CO2SO3
I2 + Na2S2O3 = Na2S4O6 + NaI =>
I2 + 2 Na2S2O3 = Na2S4O6 + 2 NaI
Ca + Pb(No3)2 = Ca(No3)2 + Pb =>
Ca + Pb(No3)2 = Ca(No3)2 + Pb
Ca(OH)2 + Ba(HCO3)2 = Ba(OH)2 + CaCO3 + H2O =>
2 Ca(OH)2 + Ba(HCO3)2 = Ba(OH)2 + 2 CaCO3 + 2 H2O
NH4NO3 + ZnCl2 = NH4Cl2 + ZnNO3 =>
NH4NO3 + ZnCl2 = NH4Cl2 + ZnNO3
LiOH + H2O = LiO2 + H2 =>
2 LiOH + 2 H2O = 2 LiO2 + 3 H2
Co(NO3)2 + Cu(NO3)2 = Co(NO3)2Cu(NO3)2 =>
Co(NO3)2 + Cu(NO3)2 = Co(NO3)2Cu(NO3)2
Fe + NO2 = Fe3O8 + N2 =>
3 Fe + 4 NO2 = Fe3O8 + 2 N2
Li2O + ZnO = Li2ZnO2 =>
Li2O + ZnO = Li2ZnO2
Na2O2 + H2O = H2O2 + NaOH =>
Na2O2 + 2 H2O = H2O2 + 2 NaOH
Ge + HCl = GeCl4 + H2 =>
Ge + 4 HCl = GeCl4 + 2 H2
Na2SO4 + BaCl2 = NaCl + Ba{2+} + SO4{2-} =>
Na2SO4 + BaCl2 = 2 NaCl + Ba{2+} + SO4{2-}
FAl = F + Al2 =>
2 FAl = 2 F + Al2
Re + Br2 = ReBr3 =>
2 Re + 3 Br2 = 2 ReBr3
HCH2CHO2 + OH = CH2CHO2 + H2O =>
HCH2CHO2 + OH = CH2CHO2 + H2O
Re + Br2 = ReBr3 =>
2 Re + 3 Br2 = 2 ReBr3
CuCO3 = CuO + CO2 =>
CuCO3 = CuO + CO2
Re + Br2 = ReBr3 =>
2 Re + 3 Br2 = 2 ReBr3
MnSO4H2O = MnSO4*H2O =>
MnSO4H2O = MnSO4*H2O
Sr + Li3PO4 = Sr3(PO4)2 + Li =>
3 Sr + 2 Li3PO4 = Sr3(PO4)2 + 6 Li
RCH = CHR =>
RCH = CHR
Fe + Pb(NO3)2 = FeNO3 + Pb =>
2 Fe + Pb(NO3)2 = 2 FeNO3 + Pb
C6H5COOCH2CH3 + NaOH = CH3CH2OH + C6H5COONa =>
C6H5COOCH2CH3 + NaOH = CH3CH2OH + C6H5COONa
B2H6 + O2 = HBO2 + H2O =>
B2H6 + 3 O2 = 2 HBO2 + 2 H2O
PbCO3*Pb(OH)2 = PbO + H2O + CO2 =>
PbCO3*Pb(OH)2 = 2 PbO + H2O + CO2
KMnO4 + HBr + H2SO4 = MnSO4 + HBrO + K2SO4 + H2O =>
2 KMnO4 + 5 HBr + 3 H2SO4 = 2 MnSO4 + 5 HBrO + K2SO4 + 3 H2O
ZnCuCl2 = Zn(CuCl2) =>
ZnCuCl2 = Zn(CuCl2)
AgNo3(aq) + Na2S(aq) = Ag2S(s) + NaNo3(aq) =>
2 AgNo3(aq) + Na2S(aq) = Ag2S(s) + 2 NaNo3(aq)
IO3{-} + N3{-} + H2O = I{-} + NO2 + OH{-} =>
13 IO3{-} + 6 N3{-} + 3 H2O = 13 I{-} + 18 NO2 + 6 OH{-}
CuSO4Ca(OH)2 = Cu(OH)2CaSO4 =>
CuSO4Ca(OH)2 = Cu(OH)2CaSO4
CH3CO2H + Na2CO3 = H2CO3 + NaCH3CO2 =>
2 CH3CO2H + Na2CO3 = H2CO3 + 2 NaCH3CO2
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