| Équations équilibrées la veille |
S8 + 8 O2 = 8 SO2
Ca(OH)2 + (NH4)2HPO4 = H2O + NH3 + Ca3(PO4)2 =>
3 Ca(OH)2 + 2(NH4)2HPO4 = 6 H2O + 4 NH3 + Ca3(PO4)2
Fe + CaCl2 = Ca + FeCl3 =>
2 Fe + 3 CaCl2 = 3 Ca + 2 FeCl3
Fe2O3 + H3AsO4 = FeAsO4 + H2O =>
Fe2O3 + 2 H3AsO4 = 2 FeAsO4 + 3 H2O
Fe + O2 + H2O = HFeO2 =>
4 Fe + 3 O2 + 2 H2O = 4 HFeO2
CH3NH3Cl + NaOH = CH3O + NaCl + NH4 =>
CH3NH3Cl + NaOH = CH3O + NaCl + NH4
Ag + H2S = Ag2S + H2 = Ag =>
2 Ag + H2S = Ag2S + H2
KOH + H2SO4 = KHSO4 + H2O =>
KOH + H2SO4 = KHSO4 + H2O
CaCO3 + Cu(NO3)2 = Ca(NO3)2 + CuCO3 =>
CaCO3 + Cu(NO3)2 = Ca(NO3)2 + CuCO3
Sb3 + MnO4 = SbO4 + Mn2 =>
2 Sb3 + 6 MnO4 = 6 SbO4 + 3 Mn2
C2H2OH + O2 = CO2 + H2OH =>
C2H2OH + 2 O2 = 2 CO2 + H2OH
Li2CO3(aq) + CoNO3(aq) = LiNO3(aq) + Co2CO3(aq) =>
Li2CO3(aq) + 2 CoNO3(aq) = 2 LiNO3(aq) + Co2CO3(aq)
C6H5NH2 + H2SO4 = (C6H5NH3)2SO4 =>
2 C6H5NH2 + H2SO4 = (C6H5NH3)2SO4
FeCl3 + KCl = KCl3 + FeCl =>
FeCl3 + KCl = KCl3 + FeCl
FeTiO3 + H2 = Fe + TiO2 + H2O =>
FeTiO3 + H2 = Fe + TiO2 + H2O
NH3 + NaHCO3 = NH4NaCO3 =>
NH3 + NaHCO3 = NH4NaCO3
MnO(OH)2 + HNO3 + NaBiO3 = HMnO4 + Bi(NO3)3 + NaNO3 + H2O =>
2 MnO(OH)2 + 12 HNO3 + 3 NaBiO3 = 2 HMnO4 + 3 Bi(NO3)3 + 3 NaNO3 + 7 H2O
H2O + N2 + O2 = HNO3 =>
2 H2O + 2 N2 + 5 O2 = 4 HNO3
HClO3(aq) + HCl(aq) = H2O(l) + Cl2(g) =>
HClO3(aq) + 5 HCl(aq) = 3 H2O(l) + 3 Cl2(g)
Li(NO3) + Ag = LiAg + NO3 =>
Li(NO3) + Ag = LiAg + NO3
Zn + Ba(OH)2 = Zn(OH) + Ba =>
2 Zn + Ba(OH)2 = 2 Zn(OH) + Ba
KMnO4 = K{-} + MnO4{+} =>
KMnO4 = K{-} + MnO4{+}
Mg(OH)2 + HCl = MgCl2 + H2O =>
Mg(OH)2 + 2 HCl = MgCl2 + 2 H2O
Na2CO3 + Co2Cl6 = Co2(CO3)3 + NaCl =>
3 Na2CO3 + Co2Cl6 = Co2(CO3)3 + 6 NaCl
V + CdO = VO + Cd =>
V + CdO = VO + Cd
H2O + Zn + NaOH = H2 + Na2Zn(OH)4 =>
2 H2O + Zn + 2 NaOH = H2 + Na2Zn(OH)4
Zn + VO2{+} + H{+} = V3{+} + H2O + Zn2{+} =>
28 Zn + 3 VO2{+} + 12 H{+} = V3{+} + 6 H2O + 14 Zn2{+}
Pb(s) + KNO3(s) = PbO(s) + KNO2(s) =>
Pb(s) + KNO3(s) = PbO(s) + KNO2(s)
SO3 + LiOH = Li2SO4 + H2O =>
SO3 + 2 LiOH = Li2SO4 + H2O
NaOH + H2S2O5 = Na2S2O5 + H2O =>
2 NaOH + H2S2O5 = Na2S2O5 + 2 H2O
NaClO + Na2S2O3(aq) + NaOH = Na2SO4 + NaCl + H2O =>
4 NaClO + Na2S2O3(aq) + 2 NaOH = 2 Na2SO4 + 4 NaCl + H2O
Mg(OH)2 + HCl = MgCl2 + H2O =>
Mg(OH)2 + 2 HCl = MgCl2 + 2 H2O
NH3NO3NH4MnO4 = NH4NO3NH3MnO4 =>
NH3NO3NH4MnO4 = NH4NO3NH3MnO4
MgNiCl{-} = NiMgCl{-} =>
MgNiCl{-} = NiMgCl{-}
CH3COONa + H2O = CH4COONa + OH =>
CH3COONa + H2O = CH4COONa + OH
NiO + S = NiS + O2 =>
2 NiO + 2 S = 2 NiS + O2
C2H4(OH)2 + CH4 = C8H10 + H2O =>
11 C2H4(OH)2 + 2 CH4 = 3 C8H10 + 22 H2O
Zn + Cr2O7 + H{+} = (Zn)2{+} + (Cr)3{+} + H2O =>
80 Zn + 3 Cr2O7 + 42 H{+} = 40(Zn)2{+} + 2(Cr)3{+} + 21 H2O
C3H6 + KMnO4 + H2O = C3H7(OH)2 + MnO2 + KOH =>
3 C3H6 + KMnO4 + 5 H2O = 3 C3H7(OH)2 + MnO2 + KOH
K2CrO4 + KOH + H[SnCl3] + H2O = K3[Cr(OH)6] + K2[Sn(OH)6] + KCl =>
2 K2CrO4 + 17 KOH + 3 H[SnCl3] + 5 H2O = 2 K3[Cr(OH)6] + 3 K2[Sn(OH)6] + 9 KCl
C5H6O(l) + O2 = CO2(g) + H2O(g) =>
C5H6O(l) + 6 O2 = 5 CO2(g) + 3 H2O(g)
CaBr2 + CuCl = CaCl2 + CuBr =>
CaBr2 + 2 CuCl = CaCl2 + 2 CuBr
H2 + SrO = Sr + H2O =>
H2 + SrO = Sr + H2O
NH4HCO3 + H7NO2 = C10H15NO + NH4NO3 + H2O =>
40 NH4HCO3 + 14 H7NO2 = 4 C10H15NO + 25 NH4NO3 + 69 H2O
CH3CHClCH3 + NaOH = CH2CHCH3 + NaCl + H2O =>
CH3CHClCH3 + NaOH = CH2CHCH3 + NaCl + H2O
HClO4 + FeO = Fe2O3 + HClO =>
HClO4 + 6 FeO = 3 Fe2O3 + HClO
NaNO2 + KI + H2SO4 = I2 + NO + K2SO4 + H2O + Na2SO4 =>
2 NaNO2 + 2 KI + 2 H2SO4 = I2 + 2 NO + K2SO4 + 2 H2O + Na2SO4
NaI + H2O + Br2 + HCI = IO2 + HBr + NaCI =>
2 NaI + 4 H2O + 5 Br2 + 2 HCI = 2 IO2 + 10 HBr + 2 NaCI
AgNO3(aq) + KOH(aq) = AgO(s) + KNO3(aq) + H20(l) =>
20 AgNO3(aq) + 20 KOH(aq) = 20 AgO(s) + 20 KNO3(aq) + H20(l)
Na2CrO4 + Na2SnO2 = Na2SnO3 + Na2CrO2 =>
Na2CrO4 + 2 Na2SnO2 = 2 Na2SnO3 + Na2CrO2
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