| Équations équilibrées la veille |
CuCl2 + H2S = CuS + 2 HCl
As + O2 = As2O3 =>
4 As + 3 O2 = 2 As2O3
(NO)4 + H2 = N2 + H2O =>
(NO)4 + 4 H2 = 2 N2 + 4 H2O
K + (NO3)2 = K2(NO3)2 =>
2 K + (NO3)2 = K2(NO3)2
CH3CHOHCH3 + CuO = CH3COCH3 + H2O + Cu =>
CH3CHOHCH3 + CuO = CH3COCH3 + H2O + Cu
NH3*H2O + AlCl3 = NH4Cl + Al(OH)3 =>
3 NH3*H2O + AlCl3 = 3 NH4Cl + Al(OH)3
Si + S8 = Si2S4 =>
4 Si + S8 = 2 Si2S4
N2O5 + HI = NI5 + HNO3 =>
3 N2O5 + 5 HI = NI5 + 5 HNO3
HNO2 + NaOH = NaNO2(aq) + H2O(l) =>
HNO2 + NaOH = NaNO2(aq) + H2O(l)
Cu(OH)2 + NaOH = H2O + Na2CuO2 =>
Cu(OH)2 + 2 NaOH = 2 H2O + Na2CuO2
H3PO4 + RbOH = H2O + Rb3PO4 =>
H3PO4 + 3 RbOH = 3 H2O + Rb3PO4
KOHMgCl2 = KCl2MgOH =>
KOHMgCl2 = KCl2MgOH
Br + H2O = BrOH + H2 =>
2 Br + 2 H2O = 2 BrOH + H2
RbOH + Br2 = RbBr + RbBrO3 + H2O =>
6 RbOH + 3 Br2 = 5 RbBr + RbBrO3 + 3 H2O
Ag2O + SO2 = Ag2SO3 =>
Ag2O + SO2 = Ag2SO3
HIO3 + Li(OH) = Li(IO3) + H2O =>
HIO3 + Li(OH) = Li(IO3) + H2O
Fe(OH)3 + OH = FeO42 + H2O =>
Fe(OH)3 + 81 OH = FeO42 + 42 H2O
K2SO4 + BaCO3 = BaSO4 + K2CO3 =>
K2SO4 + BaCO3 = BaSO4 + K2CO3
Cl2 + K2SO4 = Cl2SO4 + K2 =>
Cl2 + K2SO4 = Cl2SO4 + K2
Cs2CO3(s) + HI(aq) = CsI(aq) + H2O(l) + CO2(g) =>
Cs2CO3(s) + 2 HI(aq) = 2 CsI(aq) + H2O(l) + CO2(g)
Ca + CuCl2 = Cu + CaCl2 =>
Ca + CuCl2 = Cu + CaCl2
Mn(NO3) + NaOH + H2O2 = Mn(OH)2 + HNO3 + NaO =>
Mn(NO3) + NaOH + H2O2 = Mn(OH)2 + HNO3 + NaO
CH2OH + KMnO4 + H2SO4 = CO2 + K2SO4 + MnSO4 + H2O =>
2 CH2OH + 2 KMnO4 + 3 H2SO4 = 2 CO2 + K2SO4 + 2 MnSO4 + 6 H2O
Pb2NO3 + K = Pb + KNO3 =>
Pb2NO3 + K = 2 Pb + KNO3
HClO3 + RbOH = H2O + RbCl + O2 =>
2 HClO3 + 2 RbOH = 2 H2O + 2 RbCl + 3 O2
Ag + (CO3)2 = AgCO3 =>
2 Ag + (CO3)2 = 2 AgCO3
CuSO4 + NaNO2 + H2O = [Cu(H2O)4](NO2)2 + Na2SO4 =>
CuSO4 + 2 NaNO2 + 4 H2O = [Cu(H2O)4](NO2)2 + Na2SO4
NaHCO3 + NaHSO4 = Na2SO4 + H2O + CO2 =>
NaHCO3 + NaHSO4 = Na2SO4 + H2O + CO2
CuO + SiO2 = CuSiO3 =>
CuO + SiO2 = CuSiO3
HCNO + OH = CNOH2O =>
HCNO + OH = CNOH2O
Zn + Co(NO3)2 = Zn(NO3)2 + Co2 =>
2 Zn + 2 Co(NO3)2 = 2 Zn(NO3)2 + Co2
Sc + HNO3 = Sc(NO3)3 + NO + H2O =>
Sc + 4 HNO3 = Sc(NO3)3 + NO + 2 H2O
CH3CSNH2 + H2O = CH3COONH4 + H2S =>
CH3CSNH2 + 2 H2O = CH3COONH4 + H2S
FeS2 = Fe3S4 + S2 =>
3 FeS2 = Fe3S4 + S2
Ag2O2 + H2SO4 = Ag2SO4 + O2 + H2O =>
2 Ag2O2 + 2 H2SO4 = 2 Ag2SO4 + O2 + 2 H2O
Ca(OH)2 + HCO3 = Ca(CO3)2 + H2O =>
Ca(OH)2 + 2 HCO3 = Ca(CO3)2 + 2 H2O
Au{+} + Al = Al{3+} + Au =>
3 Au{+} + Al = Al{3+} + 3 Au
PbSO4 + NaCl = Na2SO4 + Na2PbCl4 =>
PbSO4 + 4 NaCl = Na2SO4 + Na2PbCl4
Ni(OH)2(s) + HCl(aq) = NiCl2(aq) + H2O =>
Ni(OH)2(s) + 2 HCl(aq) = NiCl2(aq) + 2 H2O
Li + O2 = Li2O =>
4 Li + O2 = 2 Li2O
KHSO4 + NaOH = H2O + K2SO4 + Na2SO4 =>
2 KHSO4 + 2 NaOH = 2 H2O + K2SO4 + Na2SO4
AsO2{-} + I2 + H2O = I{-} + AsO4{3-} + H{+} =>
AsO2{-} + I2 + 2 H2O = 2 I{-} + AsO4{3-} + 4 H{+}
OH{-} + MnO2 + Fe{3+} = MnO4{-} + Fe{2+} + H2O =>
4 OH{-} + MnO2 + 3 Fe{3+} = MnO4{-} + 3 Fe{2+} + 2 H2O
Na + HCl = NaCl2 + H2 =>
Na + 2 HCl = NaCl2 + H2
CaSO4 + LiI = CaI + LiSO4 =>
CaSO4 + LiI = CaI + LiSO4
SO4 + Cl = SO2 + ClO3 =>
3 SO4 + 2 Cl = 3 SO2 + 2 ClO3
Fr + H2O = FrOH + H2 =>
2 Fr + 2 H2O = 2 FrOH + H2
C13H8O + NaBH4 + CH3OH = C13H10OH + NaB(OCH3) =>
5 C13H8O + 3 NaBH4 + 3 CH3OH = 5 C13H10OH + 3 NaB(OCH3)
KHCO3 + CH3COOH = K(CH3COO) + CO2 + H2O =>
KHCO3 + CH3COOH = K(CH3COO) + CO2 + H2O
C2H4O2 + Na2CO3 = NaC2H3O2 + CO2 + H2O =>
2 C2H4O2 + Na2CO3 = 2 NaC2H3O2 + CO2 + H2O
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