| Équations équilibrées la veille |
4 FeS2 + 14 H2O + 3 O2 = 4 Fe(OH)3 + 8 SO{-2}4 + 16 H{+}
Pb + FeCl2 = PbCl2 + Fe =>
Pb + FeCl2 = PbCl2 + Fe
NH4ClO4 + P4 = N2 + Cl2 + P2O5 + H2O =>
10 NH4ClO4 + 2 P4 = 5 N2 + 5 Cl2 + 4 P2O5 + 20 H2O
WO3 + [H] = W + H2O =>
WO3 + 6[H] = W + 3 H2O
H2SO3 + CuO = CuSO3 + H2O =>
H2SO3 + CuO = CuSO3 + H2O
H2S + HClO3 = S8 + HCl + H2O =>
24 H2S + 8 HClO3 = 3 S8 + 8 HCl + 24 H2O
SO3 + H2O = H2SO4 =>
SO3 + H2O = H2SO4
Ni(NO3)2 + NaBr = NiBr2 + NaNO3 =>
Ni(NO3)2 + 2 NaBr = NiBr2 + 2 NaNO3
KMnO4 + H2SO4 + H2C204 = K2SO4 + MnSO4 + H2O + CO2 =>
818 KMnO4 + 1227 H2SO4 + 5 H2C204 = 409 K2SO4 + 818 MnSO4 + 1232 H2O + 1020 CO2
CH3OH + MnO2 = CO2 + Mn + H2O =>
2 CH3OH + 3 MnO2 = 2 CO2 + 3 Mn + 4 H2O
AsH3 + AgNO3 + H2O = H3AsO3 + HNO2 + Ag =>
AsH3 + 2 AgNO3 + H2O = H3AsO3 + 2 HNO2 + 2 Ag
Cu(OH)2 + NaHSO4 = CuSO4 + Na2SO4 + H2O =>
Cu(OH)2 + 2 NaHSO4 = CuSO4 + Na2SO4 + 2 H2O
C3H7OH + K2Cr2O7 + H2SO4 = C3H6O + K2SO4 + Cr2(SO4)3 + H2O =>
3 C3H7OH + K2Cr2O7 + 4 H2SO4 = 3 C3H6O + K2SO4 + Cr2(SO4)3 + 7 H2O
NaI + NaClO = NaIO3 + NaCl =>
NaI + 3 NaClO = NaIO3 + 3 NaCl
NaAg + Br(NO3){-} = Na(NO3){-} + BrAg =>
NaAg + Br(NO3){-} = Na(NO3){-} + BrAg
Mg + HCl = MgCl4 + H2 =>
Mg + 4 HCl = MgCl4 + 2 H2
Hg(NO3)2 + HgOH = HgNO3 + Hg(OH)2 =>
Hg(NO3)2 + 2 HgOH = 2 HgNO3 + Hg(OH)2
NaHCO3 + C + C2H4O2 = C2H3NaO2 + CO2 =>
2 NaHCO3 + 2 C + C2H4O2 = 2 C2H3NaO2 + 2 CO2
Ca + O2 = CaO =>
2 Ca + O2 = 2 CaO
Sb + O2 = Sb4O6 =>
4 Sb + 3 O2 = Sb4O6
C8H9NO2 = H2NC6H4OH + C2 + H2O =>
C8H9NO2 = H2NC6H4OH + C2 + H2O
C8H6O4 + NaOH = C6H6 + NaCO3 + H2O =>
18 C8H6O4 + 30 NaOH = 19 C6H6 + 30 NaCO3 + 12 H2O
TiO2 + Cl2 = TiCl4 + O2 =>
TiO2 + 2 Cl2 = TiCl4 + O2
Al2(CO3)3 + HCl = AlCl3 + H2O + CO2 =>
Al2(CO3)3 + 6 HCl = 2 AlCl3 + 3 H2O + 3 CO2
A(OH)3 + HNO3 = A(NO3)3 + H2O =>
A(OH)3 + 3 HNO3 = A(NO3)3 + 3 H2O
MgCl2(aq) + NaF(aq) = MgF2(s) + NaCl(aq) =>
MgCl2(aq) + 2 NaF(aq) = MgF2(s) + 2 NaCl(aq)
KMnO4 + MnCl2 + H2SO4 = Cl2 + K2SO4 + MnSO4 + H2O =>
2 KMnO4 + 5 MnCl2 + 8 H2SO4 = 5 Cl2 + K2SO4 + 7 MnSO4 + 8 H2O
NaO + O2 = NaO2 =>
2 NaO + O2 = 2 NaO2
NH4Cl + NaOH = NH3 + H2O + NaCl = =>
NH4Cl + NaOH = NH3 + H2O + NaCl
C13H28 + O2 = CO2 + H2O =>
C13H28 + 20 O2 = 13 CO2 + 14 H2O
Sb + Cl2 = SbCl3 =>
2 Sb + 3 Cl2 = 2 SbCl3
Fe + Cl2 = FeCl3 =>
2 Fe + 3 Cl2 = 2 FeCl3
C4H8O + O3 + OH{-} = CO3{-2} + H2 =>
C4H8O + O3 + 8 OH{-} = 4 CO3{-2} + 8 H2
CuCl2 + H2 = Cu + HCl =>
CuCl2 + H2 = Cu + 2 HCl
KMnO2 + FeSO4 + H2SO4 = Fe2(SO4)3 + H2O + K2SO4 + MnSO4 =>
2 KMnO2 + 2 FeSO4 + 4 H2SO4 = Fe2(SO4)3 + 4 H2O + K2SO4 + 2 MnSO4
I2(s) + CdBr2(aq) = IBr2(aq) + Cd =>
I2(s) + 2 CdBr2(aq) = 2 IBr2(aq) + 2 Cd
C2H2 + HCN = C3H3N =>
C2H2 + HCN = C3H3N
C4H10 + O2 = CO2 + H2O =>
2 C4H10 + 13 O2 = 8 CO2 + 10 H2O
CH3COCOOH + K = CH3COCOOK + H2 =>
2 CH3COCOOH + 2 K = 2 CH3COCOOK + H2
P4 + Ba(OH)2 + H2O = BaHPO3 + PH3 =>
P4 + 2 Ba(OH)2 + 2 H2O = 2 BaHPO3 + 2 PH3
Na + H2SO4 = Na2SO4 + SO2 + H2O =>
2 Na + 2 H2SO4 = Na2SO4 + SO2 + 2 H2O
Na4Fe(CN)6 + NaNO2 + BaCl2 + CO2 + H2O = Na2Fe(CN)5NO + HCN + BaCO3 + NaCl =>
2 Na4Fe(CN)6 + 2 NaNO2 + 3 BaCl2 + 3 CO2 + H2O = 2 Na2Fe(CN)5NO + 2 HCN + 3 BaCO3 + 6 NaCl
KOH + C5H6 + FeCl2*4H2O = Fe(C5H5)2 + KCl + KOH*6H2O =>
3 KOH + 2 C5H6 + FeCl2*4H2O = Fe(C5H5)2 + 2 KCl + KOH*6H2O
(CuSO4H2O) + BaCl2 = BaSO4 + Cl2Cu + H2O =>
(CuSO4H2O) + BaCl2 = BaSO4 + Cl2Cu + H2O
F2 + H2O = OF2 + HF =>
2 F2 + H2O = OF2 + 2 HF
HClC3H9N = C3H10NCl =>
HClC3H9N = C3H10NCl
Na + Cl2 = NaCl =>
2 Na + Cl2 = 2 NaCl
SiCl4(l) + H2O(l) = H4SiO4(aq) + HCl(aq) =>
SiCl4(l) + 4 H2O(l) = H4SiO4(aq) + 4 HCl(aq)
C6H8O7 + Mg = H2 + MgC6O7 =>
C6H8O7 + Mg = 4 H2 + MgC6O7
H2O + Na3PO4 = Na(OH) + H3(PO4) =>
3 H2O + Na3PO4 = 3 Na(OH) + H3(PO4)
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