| Équations équilibrées la veille |
3 CH2 + 2 KMnO4 + 4 H2O = 3 CH2(OH)2 + 2 MnO2 + 2 KOH
As + AgNO3 = Ag3AsO4 + N2 + O2 =>
2 As + 6 AgNO3 = 2 Ag3AsO4 + 3 N2 + 5 O2
Zn + CH3COOH = Zn(CH3COO) + H =>
Zn + CH3COOH = Zn(CH3COO) + H
Ca(l) + Ag(NO3)(aq) = Ca(NO3)2(aq) + Ag(s) =>
Ca(l) + 2 Ag(NO3)(aq) = Ca(NO3)2(aq) + 2 Ag(s)
Cr + NH4OH = [Cr(NH3)6] + H2O =>
Cr + 6 NH4OH = [Cr(NH3)6] + 6 H2O
CO2(g) + H2O(l) = C2H5OH(l) + O2 =>
2 CO2(g) + 3 H2O(l) = C2H5OH(l) + 3 O2
Br2 + CO3{2-} + H2O = Br{-} + BrO3{-} + HCO3{-} =>
3 Br2 + 6 CO3{2-} + 3 H2O = 5 Br{-} + BrO3{-} + 6 HCO3{-}
KHSO4 = K2S2O7 + H2O =>
2 KHSO4 = K2S2O7 + H2O
NaOH + AlCl = NaClAlOH =>
NaOH + AlCl = NaClAlOH
KClO4 + TiCl3 = KClO3 + TiCl3O =>
KClO4 + TiCl3 = KClO3 + TiCl3O
CuJ + H2SO4 = J2 + SO2 + CuSO4 + H2O =>
2 CuJ + 4 H2SO4 = J2 + 2 SO2 + 2 CuSO4 + 4 H2O
LiOH(aq) + HSO4(aq) = LiSO4(aq) + H2O(l) =>
LiOH(aq) + HSO4(aq) = LiSO4(aq) + H2O(l)
Co2S3 + HCl = CoCl2 + Cl2 + H2S =>
Co2S3 + 6 HCl = 2 CoCl2 + Cl2 + 3 H2S
Cl2 + NaK = NaCl + K =>
Cl2 + 2 NaK = 2 NaCl + 2 K
ZnFe2O4 + CH4 = ZnO + Fe3O4 + CO2 + H2O =>
12 ZnFe2O4 + CH4 = 12 ZnO + 8 Fe3O4 + CO2 + 2 H2O
Al(SO4)(s) + Ca(OH)(s) = Al(OH)(s) + Ca(SO4)(s) =>
Al(SO4)(s) + Ca(OH)(s) = Al(OH)(s) + Ca(SO4)(s)
Na + H2O = NaOH + H32 =>
32 Na + 32 H2O = 32 NaOH + H32
H2S + Pb(NO3)2 = PbS + H(NO3) =>
H2S + Pb(NO3)2 = PbS + 2 H(NO3)
Al(s) + CuSo4(aq) + HCl(aq) = Cu(s) + H2(So4)(aq) + AlCl3 =>
2 Al(s) + 3 CuSo4(aq) + 6 HCl(aq) = 3 Cu(s) + 3 H2(So4)(aq) + 2 AlCl3
P4 + O2 = P23O5 =>
23 P4 + 10 O2 = 4 P23O5
CaCl2 + Na3PO4 = Ca3(PO4)2 + NaCl =>
3 CaCl2 + 2 Na3PO4 = Ca3(PO4)2 + 6 NaCl
CaCl2 + NaOH = Ca(OH)2 + NaCl =>
CaCl2 + 2 NaOH = Ca(OH)2 + 2 NaCl
Cu2O + Cu2S = Cu6 + SO2 =>
2 Cu2O + Cu2S = Cu6 + SO2
AgNO3 + CaCl2 = AgCl + Ca(NO3)2 =>
2 AgNO3 + CaCl2 = 2 AgCl + Ca(NO3)2
CaCl2 + Na2CO3 = CaCO3 + NaCl =>
CaCl2 + Na2CO3 = CaCO3 + 2 NaCl
CuS + O2 = CuOS =>
2 CuS + O2 = 2 CuOS
K2CO3 = CO2 + K2O =>
K2CO3 = CO2 + K2O
FeO + K2CrO4 + HNO3 = Fe(NO3)3 + KNO3 + Cr(NO3)3 + H2O =>
3 FeO + K2CrO4 + 14 HNO3 = 3 Fe(NO3)3 + 2 KNO3 + Cr(NO3)3 + 7 H2O
HCHO2(aq) + KOH(aq) = KHCO2(aq) + H2O(l) =>
HCHO2(aq) + KOH(aq) = KHCO2(aq) + H2O(l)
Fe(OH)2 + H2S = Fe2(S)2 + H2O =>
2 Fe(OH)2 + 2 H2S = Fe2(S)2 + 4 H2O
CF4 + Br2 = CBr4 + F2 =>
CF4 + 2 Br2 = CBr4 + 2 F2
HCl2 + NaHO = NaCl2 + H2O =>
HCl2 + NaHO = NaCl2 + H2O
(Co(H2O)6)2 + Cl = (CoCl4)2 + H2O =>
(Co(H2O)6)2 + 8 Cl = (CoCl4)2 + 12 H2O
Na2CO3 + V2O5 + MoO3 + NH4H2PO4 = Na3VMo(PO4)3 + NH3 + H2O + CO2 + O2 =>
6 Na2CO3 + 2 V2O5 + 4 MoO3 + 12 NH4H2PO4 = 4 Na3VMo(PO4)3 + 12 NH3 + 18 H2O + 6 CO2 + 5 O2
P + Cl = Cl2PCl3 =>
P + 5 Cl = Cl2PCl3
HNO3 + FeS2 = Fe(NO3)3 + S + H2O + NO =>
4 HNO3 + FeS2 = Fe(NO3)3 + 2 S + 2 H2O + NO
Ca + HI = CaHI =>
Ca + HI = CaHI
NaOH + HNO2 = NaOH(NO2) + H2 =>
2 NaOH + 2 HNO2 = 2 NaOH(NO2) + H2
CO2 + Li2SO3 = Li2CO3 + SO2 =>
CO2 + Li2SO3 = Li2CO3 + SO2
FeSO3 + LiCl = FeCl2 + Li2SO3 =>
FeSO3 + 2 LiCl = FeCl2 + Li2SO3
Cu(OH)2 + NH4Cl = CuCl2 + NH3 + H2O =>
Cu(OH)2 + 2 NH4Cl = CuCl2 + 2 NH3 + 2 H2O
CuSO4 + NaCO3 = NaCuSO4 + CO3 =>
CuSO4 + NaCO3 = NaCuSO4 + CO3
FeCl3 + H2O + AgNO3 = AgCl + [Fe(H2O)2Cl2]NO3 =>
FeCl3 + 2 H2O + AgNO3 = AgCl + [Fe(H2O)2Cl2]NO3
NiSO4(aq) + Na2CO3(aq) = Na2SO4(aq) + NiCO3(s) =>
NiSO4(aq) + Na2CO3(aq) = Na2SO4(aq) + NiCO3(s)
Ti4 + O2 = TiO2 =>
Ti4 + 4 O2 = 4 TiO2
MnO4{-} + I + H2O = MnO2 + IO3{-} + OH{-} =>
5 MnO4{-} + 3 I + H2O = 5 MnO2 + 3 IO3{-} + 2 OH{-}
HClO4 = H2 + Cl2 + O2 =>
2 HClO4 = H2 + Cl2 + 4 O2
V2O5 + H2 = H2O + V2O3 =>
V2O5 + 2 H2 = 2 H2O + V2O3
Na2CO3 + AlBr3 = Na2Br3 + AlCO3 =>
Na2CO3 + AlBr3 = Na2Br3 + AlCO3
P + Cl = Cl2PCl3 =>
P + 5 Cl = Cl2PCl3
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Équations équilibrées sur11/13/24
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