| Équations équilibrées la veille |
2 NH4I + 16 HNO3 = 18 NO2 + I2 + 12 H2O
Fe + K4[Fe(CN)6] = Fe4[Fe(CN)6]3 + K =>
4 Fe + 3 K4[Fe(CN)6] = Fe4[Fe(CN)6]3 + 12 K
N2 + O2 = NO2 =>
N2 + 2 O2 = 2 NO2
SbCl3 + C2H5OH = C2H5Cl + HCl + Sb2O3 =>
2 SbCl3 + 3 C2H5OH = 3 C2H5Cl + 3 HCl + Sb2O3
MgSO4 + SrNO3 = MgNO3 + SrSO4 =>
MgSO4 + SrNO3 = MgNO3 + SrSO4
CO2 + H2O = C6H12O6 + O2 =>
6 CO2 + 6 H2O = C6H12O6 + 6 O2
SbCl3 + C2H5OH = C2H5Cl + HCl + Sb2O3 =>
2 SbCl3 + 3 C2H5OH = 3 C2H5Cl + 3 HCl + Sb2O3
HCl + N = H2 + NCl =>
2 HCl + 2 N = H2 + 2 NCl
MgN2 + H2O = MgO3 + NH3 =>
MgN2 + 3 H2O = MgO3 + 2 NH3
KMnO4 + H2 = MnOOH + KOH + O2 =>
2 KMnO4 + 2 H2 = 2 MnOOH + 2 KOH + O2
Na2 + O2 = Na2O =>
2 Na2 + O2 = 2 Na2O
S + F2 = FS6 =>
12 S + F2 = 2 FS6
PCl5 + NH4Cl = P3N5 + HCl =>
3 PCl5 + 5 NH4Cl = P3N5 + 20 HCl
C9H10O2 + H2 = C9H10O + H2O =>
C9H10O2 + H2 = C9H10O + H2O
C2H6O2 + UF6 = UF4 + CF4 + HF + O =>
C2H6O2 + 7 UF6 = 7 UF4 + 2 CF4 + 6 HF + 2 O
NH3 + O2 = NO2 + H2O =>
4 NH3 + 7 O2 = 4 NO2 + 6 H2O
Fe2O3 + SnI4 = FeI3 + SnO2 =>
2 Fe2O3 + 3 SnI4 = 4 FeI3 + 3 SnO2
H3O = H2 + OH =>
H3O = H2 + OH
Cu + Ag{+} = Cu2{+} + Ag =>
2 Cu + Ag{+} = Cu2{+} + Ag
FeCl3 + NaOH = Fe(OH)3 + NaCl =>
FeCl3 + 3 NaOH = Fe(OH)3 + 3 NaCl
SrBr2(aq) + K2SO4(aq) = SrSO4(s) + K2Br2(aq) =>
SrBr2(aq) + K2SO4(aq) = SrSO4(s) + K2Br2(aq)
C2H5O2N + O2 = CO2 + H2O + N =>
4 C2H5O2N + 9 O2 = 8 CO2 + 10 H2O + 4 N
C4H10O + K2Cr2O7 = C4H8O + H2O + K2Cr2O6 =>
C4H10O + K2Cr2O7 = C4H8O + H2O + K2Cr2O6
Zn + KOH + H2O = K2[Zn(OH)6] + H2 =>
Zn + 2 KOH + 4 H2O = K2[Zn(OH)6] + 2 H2
Al2(CO3)3 = Al2O3 + CO2 =>
Al2(CO3)3 = Al2O3 + 3 CO2
CO + O2 = CO2 =>
2 CO + O2 = 2 CO2
SiCI + Mg = MgCI + Si =>
SiCI + Mg = MgCI + Si
Si + NaOH = NaSiO + H2 =>
2 Si + 2 NaOH = 2 NaSiO + H2
Fe + V2O3 = Fe2O3 + VO =>
2 Fe + 3 V2O3 = Fe2O3 + 6 VO
CuSO4 + KOH = Cu(OH)2 + K2SO4 =>
CuSO4 + 2 KOH = Cu(OH)2 + K2SO4
KMnO4 + NaHSO3 + H2SO4 = MnSO4 + NaHSO4 + K2SO4 + H2O =>
2 KMnO4 + 5 NaHSO3 + 3 H2SO4 = 2 MnSO4 + 5 NaHSO4 + K2SO4 + 3 H2O
O2 + Cl2 = OCl3 =>
O2 + 3 Cl2 = 2 OCl3
HCl + CaCO3 = CaCl2 + H2O + CO2 =>
2 HCl + CaCO3 = CaCl2 + H2O + CO2
H2C2H3O2 + KHCO3 = H2O + CO2 + KC2H3O2 =>
8 H2C2H3O2 + 9 KHCO3 = 11 H2O + 7 CO2 + 9 KC2H3O2
(NH4)2S + HClO3 = H2S + NH4ClO3 =>
(NH4)2S + 2 HClO3 = H2S + 2 NH4ClO3
Al + CuCl2 = AlCl3 + Cu =>
2 Al + 3 CuCl2 = 2 AlCl3 + 3 Cu
FeCl2 + NaHO = Fe(OH)2 + NaCl =>
FeCl2 + 2 NaHO = Fe(OH)2 + 2 NaCl
BrO4{-} + Zn + OH{-} + H2O = Br{-} + Zn(OH)4{-2} =>
BrO4{-} + 4 Zn + 8 OH{-} + 4 H2O = Br{-} + 4 Zn(OH)4{-2}
C2H2 + Cl = C2H2Cl2 =>
C2H2 + 2 Cl = C2H2Cl2
FeCl2 + H2O2 + H2O = HCl + Fe2O3 =>
2 FeCl2 + H2O2 + H2O = 4 HCl + Fe2O3
CaOH2 + H2O = H3O + CaOH =>
CaOH2 + H2O = H3O + CaOH
Sr(NO3)2 + NaIO3 = NaNO3 + Sr(IO3)2 =>
Sr(NO3)2 + 2 NaIO3 = 2 NaNO3 + Sr(IO3)2
Pb + CI2 = PbCI2 =>
Pb + CI2 = PbCI2
CH3COOH + MgCO3 = Mg(CH3COOH)2 + CO2 + H2O =>
9 CH3COOH + 4 MgCO3 = 4 Mg(CH3COOH)2 + 6 CO2 + 2 H2O
CuCl2 + Fe(OH)2 = Cu(OH)2 + FeCl2 =>
CuCl2 + Fe(OH)2 = Cu(OH)2 + FeCl2
M0O3(s) + H2(g) = M0(s) + H2O(g) =>
M0O3(s) + 3 H2(g) = M0(s) + 3 H2O(g)
HBr + NaHCO3 = NaBr + H2CO3 =>
HBr + NaHCO3 = NaBr + H2CO3
C4H6O3 + C5H7N = C8H9NO + C2H4O2 =>
4 C4H6O3 + 2 C5H7N = 2 C8H9NO + 5 C2H4O2
Cu(s) + HNO3(aq) = NO2(g) + Cu(NO3)2(aq) + H2O(g) =>
Cu(s) + 4 HNO3(aq) = 2 NO2(g) + Cu(NO3)2(aq) + 2 H2O(g)
FeC2O4*2H2O = Fe2O3 + CO2 + H2 + O2 =>
4 FeC2O4*2H2O = 2 Fe2O3 + 8 CO2 + 8 H2 + O2
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