Équations équilibrées la veille |
2 Fe(OH)2 + C = CO2 + 2 Fe + 2 H2O
Cr + O2 = Cr2O3 =>
4 Cr + 3 O2 = 2 Cr2O3
Cr2O3 + NaOH + Cl2 = NaCrO4 + NaCl + H2O =>
Cr2O3 + 10 NaOH + 4 Cl2 = 2 NaCrO4 + 8 NaCl + 5 H2O
Zn + FeNO3 = Fe + ZnNO3 =>
Zn + FeNO3 = Fe + ZnNO3
Br2 + Cl2 = BrCl =>
Br2 + Cl2 = 2 BrCl
K3[Fe(CN)6] + Fe(OH)2 = Fe3[Fe(CN)6]2 + KOH =>
2 K3[Fe(CN)6] + 3 Fe(OH)2 = Fe3[Fe(CN)6]2 + 6 KOH
HfClClCl + Al = HfClCl + AlClClCl =>
3 HfClClCl + Al = 3 HfClCl + AlClClCl
Zn + HNO3 = Zn(NO3)2 + NH4NO3 + HH2O =>
11 Zn + 26 HNO3 = 11 Zn(NO3)2 + 2 NH4NO3 + 6 HH2O
ZnO + SO3 = ZnSO4 =>
ZnO + SO3 = ZnSO4
PbNa3 + NaCl = PbNa4Cl =>
PbNa3 + NaCl = PbNa4Cl
Cr2O3 = Cr + O2 =>
2 Cr2O3 = 4 Cr + 3 O2
Zn(s) + HCl(aq) = ZnCl2(aq) + H2(g) =>
Zn(s) + 2 HCl(aq) = ZnCl2(aq) + H2(g)
Al(NO3)3 + NaOH = Al(OH)3 + NaNO3 =>
Al(NO3)3 + 3 NaOH = Al(OH)3 + 3 NaNO3
C57H110O6 + O2 = CO2 + H2O =>
2 C57H110O6 + 163 O2 = 114 CO2 + 110 H2O
Al2 + Sr(NO3)2 = Al(NO3)3 + Sr =>
Al2 + 3 Sr(NO3)2 = 2 Al(NO3)3 + 3 Sr
Zn(s)CuSo4(aq) = ZnSo4(aq)Cu(s) =>
Zn(s)CuSo4(aq) = ZnSo4(aq)Cu(s)
N + H = NH3 =>
N + 3 H = NH3
FeBr3 + H2SO4 = Fe2(SO4)3 + HBr =>
2 FeBr3 + 3 H2SO4 = Fe2(SO4)3 + 6 HBr
Na3[Al(C2O4)3]*5H2O + MgSO4*7H2O = NaMg[Al(C2O4)3]*8H2O + Na2SO4 + H2O =>
Na3[Al(C2O4)3]*5H2O + MgSO4*7H2O = NaMg[Al(C2O4)3]*8H2O + Na2SO4 + 4 H2O
Al + Pb(NO3)2 = Al(NO3)3 + Pb =>
2 Al + 3 Pb(NO3)2 = 2 Al(NO3)3 + 3 Pb
Ca + H2O = Ca(OH)2 + H2 =>
Ca + 2 H2O = Ca(OH)2 + H2
Cu(No3)2 + NaI = CuI + I2 + NaNo3 =>
2 Cu(No3)2 + 4 NaI = 2 CuI + I2 + 4 NaNo3
H(NO3) + Na2(SO3) = H2(SO3) + Na(NO3) =>
2 H(NO3) + Na2(SO3) = H2(SO3) + 2 Na(NO3)
FeCl2 + NO + HCl = FeCl3 + NH3 + H2O =>
5 FeCl2 + NO + 5 HCl = 5 FeCl3 + NH3 + H2O
NaNO3 + H2O = NaO + NO3 + H2 =>
NaNO3 + H2O = NaO + NO3 + H2
Ni(OH)2 + NH4OH = (Ni(NH3)4)(OH)2 + H2O =>
Ni(OH)2 + 4 NH4OH = (Ni(NH3)4)(OH)2 + 4 H2O
NH3 + Al(NO3)3 = Al(H)3 + N(NO3)3 =>
NH3 + Al(NO3)3 = Al(H)3 + N(NO3)3
HClO3 + Br + H2O = HBrO3 + HCl =>
5 HClO3 + 6 Br + 3 H2O = 6 HBrO3 + 5 HCl
FeCl3FeCl3 + SnCl2SnCl2 = FeCl2FeCl2 + SnCl4 =>
2 FeCl3FeCl3 + SnCl2SnCl2 = 2 FeCl2FeCl2 + 2 SnCl4
(NH4)2SO3 + SrCl2 = NH4Cl + SrSO3 =>
(NH4)2SO3 + SrCl2 = 2 NH4Cl + SrSO3
AgBr + Na2S2O3 = Na3Ag(S2O3)2 + NaBr =>
AgBr + 2 Na2S2O3 = Na3Ag(S2O3)2 + NaBr
Fe2(CO3)3 + CaBr2 = CaCO3 + FeBr3 =>
Fe2(CO3)3 + 3 CaBr2 = 3 CaCO3 + 2 FeBr3
FeHO = Fe(OH) =>
FeHO = Fe(OH)
C6H5NH3Br + H2O = H3O + C6H4NH3Br =>
C6H5NH3Br + H2O = H3O + C6H4NH3Br
Al203 + HCl = AlCl3 + H2 =>
2 Al203 + 1218 HCl = 406 AlCl3 + 609 H2
C6H12O + C6H6N4O4 = C12H16N4O4 + H2O =>
C6H12O + C6H6N4O4 = C12H16N4O4 + H2O
PbCl2 + K3(PO4) = Pb3(PO4)2 + KCl =>
3 PbCl2 + 2 K3(PO4) = Pb3(PO4)2 + 6 KCl
C6H5COOH + O2 = CO2 + H2O =>
2 C6H5COOH + 15 O2 = 14 CO2 + 6 H2O
CaO + H2O = Ca(OH)2 =>
CaO + H2O = Ca(OH)2
Al203 + HCl = AlCl3 + H2 =>
2 Al203 + 1218 HCl = 406 AlCl3 + 609 H2
Li(s) + H2O = LiOH(aq)LiOH + H2 =>
2 Li(s) + 2 H2O = LiOH(aq)LiOH + H2
Ba(OH)2 + CaCO3 = Ca(OH)2 + BaCO3 =>
Ba(OH)2 + CaCO3 = Ca(OH)2 + BaCO3
Ba(NO3)2 + Al2(SO4) = Ba(SO4) + Al2(NO3)2 =>
Ba(NO3)2 + Al2(SO4) = Ba(SO4) + Al2(NO3)2
Fe + Cl2 = FeCl3 =>
2 Fe + 3 Cl2 = 2 FeCl3
H2S + HNO3 = S8 + NO + H2O =>
24 H2S + 16 HNO3 = 3 S8 + 16 NO + 32 H2O
C4H6 + O2 = C + H10O5 =>
10 C4H6 + 15 O2 = 40 C + 6 H10O5
V + HF + HNO3 = H2VF7 + NO + H2O =>
3 V + 21 HF + 5 HNO3 = 3 H2VF7 + 5 NO + 10 H2O
K + H2O = KOH + H =>
K + H2O = KOH + H
KOH + MgO = K2O + Mg(OH)2 =>
2 KOH + MgO = K2O + Mg(OH)2
AgNO3 + Fe2(SO4)3 = Ag2(SO4) + Fe(NO3)3 =>
6 AgNO3 + Fe2(SO4)3 = 3 Ag2(SO4) + 2 Fe(NO3)3
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