Équations équilibrées la veille |
(NH4)6Mo7O24(s) + 6 HNO3 = 7 MoO3 + 6 NH4NO3 + 3 H2O
K2SO4 + KMnO4 + H2SO4 = MnSO4 + K2SO5 + H2O =>
4 K2SO4 + 2 KMnO4 + 3 H2SO4 = 2 MnSO4 + 5 K2SO5 + 3 H2O
Fe2(SO4)3 + H2SO4 = Fe2(SO3)3 + SO4 + H2O =>
Fe2(SO4)3 + 3 H2SO4 = Fe2(SO3)3 + 3 SO4 + 3 H2O
MnI + HF = MnF + HI =>
MnI + HF = MnF + HI
Cr + H4N2O7 = Cr(N2O7)3 + H2 =>
Cr + 3 H4N2O7 = Cr(N2O7)3 + 6 H2
HA + BOH = AB + H2O =>
HA + BOH = AB + H2O
C5H6N2O4 + C6H4O2 = C5H4N2O4 + C6H6O2 =>
C5H6N2O4 + C6H4O2 = C5H4N2O4 + C6H6O2
Na2CO3 = Na2O + CO2 =>
Na2CO3 = Na2O + CO2
Fe + H2SO4 = Fe2(SO4)3 + H2 =>
2 Fe + 3 H2SO4 = Fe2(SO4)3 + 3 H2
Cu + MgCl2 = CuCl + Mg2 =>
4 Cu + 2 MgCl2 = 4 CuCl + Mg2
KCl + H2O = O2 + HK + Cl2 =>
4 KCl + 2 H2O = O2 + 4 HK + 2 Cl2
Ca(H2PO4)2H2O + HCl = H3PO4 + CaCl2 + H2O =>
Ca(H2PO4)2H2O + 2 HCl = 2 H3PO4 + CaCl2 + H2O
MnO2 + K2CO3 + O2 = KMnO4 + CO2 =>
4 MnO2 + 2 K2CO3 + 3 O2 = 4 KMnO4 + 2 CO2
Ph2Si(Cl2) + H2O = Ph2Si(OH)2 + HCl =>
Ph2Si(Cl2) + 2 H2O = Ph2Si(OH)2 + 2 HCl
NaF + Ca(NO3)2 = Na(NO3)2 + FCa =>
NaF + Ca(NO3)2 = Na(NO3)2 + FCa
CaI + PbNO3 = Ca + NO3 + PbI =>
CaI + PbNO3 = Ca + NO3 + PbI
Bi2O3 + NaOH + ClONa = NaBiO3 + NaCl + H2O =>
Bi2O3 + 2 NaOH + 2 ClONa = 2 NaBiO3 + 2 NaCl + H2O
Fe2O3(s) + H(g) = Fe(s) + HO(l) =>
Fe2O3(s) + 3 H(g) = 2 Fe(s) + 3 HO(l)
C4H8O + CH3OH = C6H14O2 + H2O =>
C4H8O + 2 CH3OH = C6H14O2 + H2O
SrO + HNO3 = Sr(NO3)2 + H2O =>
SrO + 2 HNO3 = Sr(NO3)2 + H2O
NH4NO3 + Ba(OH)2 = Ba(NO3)2 + NH3 + H2O =>
2 NH4NO3 + Ba(OH)2 = Ba(NO3)2 + 2 NH3 + 2 H2O
MgSiO3 + Mg = Mg2Si + MgO =>
MgSiO3 + 4 Mg = Mg2Si + 3 MgO
K2CO3 + FeBr3 = KBr + Fe2(CO3)3 =>
3 K2CO3 + 2 FeBr3 = 6 KBr + Fe2(CO3)3
HCH2CHCO2 + NaOH = H2O + CO2 + Na =>
HCH2CHCO2 + 12 NaOH = 8 H2O + 3 CO2 + 12 Na
C2H4O2 + C10H20O = C12H22O2 + H2O =>
C2H4O2 + C10H20O = C12H22O2 + H2O
Ba(NO3) + NaOH = BaOH + NaNO3 =>
Ba(NO3) + NaOH = BaOH + NaNO3
Zn + (NH4)CO3 = NH4 + ZnCO3 =>
Zn + (NH4)CO3 = NH4 + ZnCO3
ZnS + HNO3 = NO2 + ZnSO4 + H2O =>
ZnS + 8 HNO3 = 8 NO2 + ZnSO4 + 4 H2O
NH4Cl(s) + NaOH(aq) = H2O + NH3 + NaCl =>
NH4Cl(s) + NaOH(aq) = H2O + NH3 + NaCl
NaCHO3 = CO2 + Na2CO3 + H2O =>
2 NaCHO3 = CO2 + Na2CO3 + H2O
BaS2 + PtCl2 = BaCl2 + PtS2 =>
BaS2 + PtCl2 = BaCl2 + PtS2
CaCl2(aq) + NaNO3(aq) = Ca(NO3)2 + ClNa =>
CaCl2(aq) + 2 NaNO3(aq) = Ca(NO3)2 + 2 ClNa
Ca9(s) + H2O(l) = Ca(OH)2(aq) + H2(g) =>
Ca9(s) + 18 H2O(l) = 9 Ca(OH)2(aq) + 9 H2(g)
LiOH + CO2 = Li2CO3 + H2O =>
2 LiOH + CO2 = Li2CO3 + H2O
Ca(HCO3)2 = CaO + H2O + CO2 =>
Ca(HCO3)2 = CaO + H2O + 2 CO2
Sb + NaNO3 + NaOH = Na2SbO2 + NH3 + H2O =>
4 Sb + NaNO3 + 7 NaOH = 4 Na2SbO2 + NH3 + 2 H2O
C6H5C3NHCH3H4 + N2 = HCN + NH3 =>
C6H5C3NHCH3H4 + 5 N2 = 10 HCN + NH3
Na2SO4 + AlCl3 = AlSO4 + Na2Cl3 =>
Na2SO4 + AlCl3 = AlSO4 + Na2Cl3
HPr + NaOH = H2O + Na + Pr =>
HPr + NaOH = H2O + Na + Pr
Hg2(NO3)2 + ScCl3 = Sc(NO3)3 + HgCl =>
3 Hg2(NO3)2 + 2 ScCl3 = 2 Sc(NO3)3 + 6 HgCl
Ga2(SO4)3 + LiNO2 = Li2SO4 + Ga(NO2)3 =>
Ga2(SO4)3 + 6 LiNO2 = 3 Li2SO4 + 2 Ga(NO2)3
Na2CO3(aq) + Fe(NO3)3(aq) = NaNO3(aq) + Fe2(CO3)3(aq) =>
3 Na2CO3(aq) + 2 Fe(NO3)3(aq) = 6 NaNO3(aq) + Fe2(CO3)3(aq)
H2(C2H3O2) + Cu = CuH(C2H3O2) + H2 =>
2 H2(C2H3O2) + 2 Cu = 2 CuH(C2H3O2) + H2
CH3CCNaCH3I = CH3CCCH3NaI =>
CH3CCNaCH3I = CH3CCCH3NaI
K2CrO7 + H2SO4 + CH3CH2OH = Cr2(SO4)3 + H2O + CH3CHO + KHSO4 =>
2 K2CrO7 + 7 H2SO4 + 9 CH3CH2OH = Cr2(SO4)3 + 14 H2O + 9 CH3CHO + 4 KHSO4
Na + H2O = NaOH + H2 =>
2 Na + 2 H2O = 2 NaOH + H2
Na2Cr2O7 + Fe + HCl = CrCl3 + FeCl3 + NaCl + H2O =>
Na2Cr2O7 + 2 Fe + 14 HCl = 2 CrCl3 + 2 FeCl3 + 2 NaCl + 7 H2O
KHCO3(aq) + HF(aq) = KF(aq) + H2O(l) + CO2(aq) =>
KHCO3(aq) + HF(aq) = KF(aq) + H2O(l) + CO2(aq)
Ca + O2CCO2 + H2O = CaC2O4*H2O =>
Ca + O2CCO2 + H2O = CaC2O4*H2O
C2H402 + H2O = H3O + C2H3O2 =>
C2H402 + 405 H2O = 403 H3O + C2H3O2
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