| Équations équilibrées la veille |
4 C8H21O3 + 47 O2 = 32 CO2 + 42 H2O
Fe + HCl = FeCl2 + H2 =>
Fe + 2 HCl = FeCl2 + H2
H2O + Fe{2+} + Cr2O7{2-} = Fe(OH)3 + Cr(OH)2{+} + H{+} =>
15 H2O + 6 Fe{2+} + Cr2O7{2-} = 6 Fe(OH)3 + 2 Cr(OH)2{+} + 8 H{+}
CO(g) + H(g) = CH3OH =>
CO(g) + 4 H(g) = CH3OH
H2O + Fe2O3 + KOH = K3[Fe(OH)6] =>
3 H2O + Fe2O3 + 6 KOH = 2 K3[Fe(OH)6]
Sr(s) + H2O(l) = SrH + O2 =>
4 Sr(s) + 2 H2O(l) = 4 SrH + O2
Ti + Al2O3 = TiO + Al =>
3 Ti + Al2O3 = 3 TiO + 2 Al
Cu + (HNO3) = CuNO3 + H2O + NO2 =>
Cu + 2(HNO3) = CuNO3 + H2O + NO2
Ba(OH)2 + K2Cr2O7 = BaCr2O7 + KOH =>
Ba(OH)2 + K2Cr2O7 = BaCr2O7 + 2 KOH
Na2CO3 + NH4NO3 = NaNO3 + (NH4)2CO3 =>
Na2CO3 + 2 NH4NO3 = 2 NaNO3 + (NH4)2CO3
Li2O + N2O3 = LiNO2 =>
Li2O + N2O3 = 2 LiNO2
Al + O2 = Al2O3 =>
4 Al + 3 O2 = 2 Al2O3
Na + Br = Na2Br2 =>
2 Na + 2 Br = Na2Br2
Li + FeCl3 = LiCl + Fe =>
3 Li + FeCl3 = 3 LiCl + Fe
CaO + H2O = Ca(OH)2 =>
CaO + H2O = Ca(OH)2
FeTiO3 + Cl2 + C = TiCl4 + FeCl3 + CO =>
2 FeTiO3 + 7 Cl2 + 6 C = 2 TiCl4 + 2 FeCl3 + 6 CO
Sn + HgNO3 = Sn(NO3) + Hg =>
Sn + HgNO3 = Sn(NO3) + Hg
H + C + Cl2 = HCCl3 =>
2 H + 2 C + 3 Cl2 = 2 HCCl3
FeO + SO3 = FeO3 + SO =>
FeO + SO3 = FeO3 + SO
Al + AgNO3 = Ag + NO3Al =>
Al + AgNO3 = Ag + NO3Al
PbBr2 = Pb + Br =>
PbBr2 = Pb + 2 Br
KFeO2 + H2O = Fe + KOH + O2 =>
4 KFeO2 + 2 H2O = 4 Fe + 4 KOH + 3 O2
FeO(s) + H2(g) = Fe(s) + H2O(l) =>
FeO(s) + H2(g) = Fe(s) + H2O(l)
CH5 + O2 = CH3 + H2O =>
2 CH5 + O2 = 2 CH3 + 2 H2O
Zn(OH)2 + NH4OH = (Zn(NH3)6)(OH)2 + H2O =>
Zn(OH)2 + 6 NH4OH = (Zn(NH3)6)(OH)2 + 6 H2O
Cu + HI = CuI3 + H2 =>
2 Cu + 6 HI = 2 CuI3 + 3 H2
Pb + AgNO3 = Pb(NO3)2 + Ag =>
Pb + 2 AgNO3 = Pb(NO3)2 + 2 Ag
Pb + Zn(NO3)2 = Pb3(NO3)4 + Zn =>
3 Pb + 2 Zn(NO3)2 = Pb3(NO3)4 + 2 Zn
CaCO3 + HCl(aq) = CO2(g) + CaCl2*H2O(aq) =>
CaCO3 + 2 HCl(aq) = CO2(g) + CaCl2*H2O(aq)
Al(OH)3 + H2SO4 = Al2(SO4)3 + H2O =>
2 Al(OH)3 + 3 H2SO4 = Al2(SO4)3 + 6 H2O
O2 + ZnS = ZnSO2 =>
O2 + ZnS = ZnSO2
CuS2 + HCl = CuCl3 + H2S + Cl2 =>
2 CuS2 + 8 HCl = 2 CuCl3 + 4 H2S + Cl2
Na2SO4 + CUCl2 = CUSO4 + NaCl =>
Na2SO4 + CUCl2 = CUSO4 + 2 NaCl
ZnBr2 + K3CO2 = Zn3(CO2)2 + KBr =>
3 ZnBr2 + 2 K3CO2 = Zn3(CO2)2 + 6 KBr
Cl + NaI2 = I2 + NaCl2 =>
2 Cl + NaI2 = I2 + NaCl2
HCl + Fe3O4 = FeCl2 + FeCl3 + H2O =>
8 HCl + Fe3O4 = FeCl2 + 2 FeCl3 + 4 H2O
Cl + FeCl3 = FeCl4 =>
Cl + FeCl3 = FeCl4
O2 + ZnS = ZnSO2 =>
O2 + ZnS = ZnSO2
Na2CO3 + CoCl2 = CoCO3 + NaCl =>
Na2CO3 + CoCl2 = CoCO3 + 2 NaCl
HNO3(aq) + Ba(OH)2(aq) = Ba(NO3)2(aq) + H2O(l) =>
2 HNO3(aq) + Ba(OH)2(aq) = Ba(NO3)2(aq) + 2 H2O(l)
ScCl3*7H2O = Sc2O3 + HCl + H2O =>
2 ScCl3*7H2O = Sc2O3 + 6 HCl + 11 H2O
FeWO4 + NaCO3 + O2 = NaWO4 + Fe2O3 + CO2 =>
4 FeWO4 + 4 NaCO3 + O2 = 4 NaWO4 + 2 Fe2O3 + 4 CO2
H2SO3 + K2O = K2S2O5 + H2O =>
2 H2SO3 + K2O = K2S2O5 + 2 H2O
C2H5NO + HNO2 = CH3COOH + N2 + H2O =>
C2H5NO + HNO2 = CH3COOH + N2 + H2O
H2 + MnO2 = H2O + Mn =>
2 H2 + MnO2 = 2 H2O + Mn
Mg(No3)2 + NaOH = Mg(OH)2 + NaNo3 =>
Mg(No3)2 + 2 NaOH = Mg(OH)2 + 2 NaNo3
C30H102 + O2 = CO2 + H2O =>
2 C30H102 + 111 O2 = 60 CO2 + 102 H2O
Bi + NH4OH = Bi(OH)3 + (NH4) =>
Bi + 3 NH4OH = Bi(OH)3 + 3(NH4)
Li + H3B2 = Li3B + H2 =>
12 Li + 2 H3B2 = 4 Li3B + 3 H2
CuCO3 + C2H3O2 = Cu(C2H3O2)2 + H2O + CO2 =>
7 CuCO3 + 16 C2H3O2 = 7 Cu(C2H3O2)2 + 3 H2O + 11 CO2
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