| Équations équilibrées la veille |
2 Al(OH)3 + P2O5 = 2 Al(PO4) + 3 H2O
CuSO4 + HNO3 = Cu(NO3)2 + NO3 + H2O + S2 =>
2 CuSO4 + 16 HNO3 = 2 Cu(NO3)2 + 12 NO3 + 8 H2O + S2
I{-} = I3{-} + e =>
3 I{-} = I3{-} + 2e
NaNO3 + KC2H3O2 = NaC2H3O2 + KNO3 =>
NaNO3 + KC2H3O2 = NaC2H3O2 + KNO3
Mn + MnO2 = Mn2O3 =>
Mn + 3 MnO2 = 2 Mn2O3
AgO + HCOH = H2O + CO2 + Ag =>
2 AgO + HCOH = H2O + CO2 + 2 Ag
CrO4{2-} + Cl{-} + H{+} = ClO2{-} + Cr{3+} + H2O =>
4 CrO4{2-} + 3 Cl{-} + 20 H{+} = 3 ClO2{-} + 4 Cr{3+} + 10 H2O
O2 + C17H35COONa = CO2 + H2O + Na2CO3 =>
52 O2 + 2 C17H35COONa = 35 CO2 + 35 H2O + Na2CO3
CaCO3 + H2(SO4) = Ca(SO4) + CO2 + H2O =>
CaCO3 + H2(SO4) = Ca(SO4) + CO2 + H2O
Ca + Cl2 + Na2CO3 = CaCO3 + NaCl =>
Ca + Cl2 + Na2CO3 = CaCO3 + 2 NaCl
CH2O2 + C2H5OH = C3H6O + H2O =>
2 CH2O2 + 5 C2H5OH = 4 C3H6O + 5 H2O
Zn + Pb(NO3)2 = Zn(NO3)2 + Pb =>
Zn + Pb(NO3)2 = Zn(NO3)2 + Pb
Ni(OH)2 + O2 = NiO(OH) + H2O =>
4 Ni(OH)2 + O2 = 4 NiO(OH) + 2 H2O
NO + OH{-} = NO3{-} + H2O + e =>
NO + 4 OH{-} = NO3{-} + 2 H2O + 3e
ClO3{-}(aq) + H2O(l) + I2(s) = IO3{-}(aq) + Cl{-}(aq) + H{+}(aq) =>
5 ClO3{-}(aq) + 3 H2O(l) + 3 I2(s) = 6 IO3{-}(aq) + 5 Cl{-}(aq) + 6 H{+}(aq)
Cu(s) + AgNO3(l) = CuNO3 + Ag =>
Cu(s) + AgNO3(l) = CuNO3 + Ag
Ca(NO3)2 + H3PO4 = Ca3(PO4)2 + HNO3 =>
3 Ca(NO3)2 + 2 H3PO4 = Ca3(PO4)2 + 6 HNO3
VCl4 = VCl2 + Cl2 =>
VCl4 = VCl2 + Cl2
KMnO4 + NaOH + C2H5OH = K2MnO4 + Na2MnO4 + CH3COOH + H2O =>
4 KMnO4 + 4 NaOH + C2H5OH = 2 K2MnO4 + 2 Na2MnO4 + CH3COOH + 3 H2O
NaOH + Cu(II)SO4 = Cu(II)OH + NaSO4 =>
NaOH + Cu(II)SO4 = Cu(II)OH + NaSO4
PF5 = P + F2 =>
2 PF5 = 2 P + 5 F2
K2S + KNO2 + H2SO4 = NO + K2SO4 + H2O =>
K2S + 8 KNO2 + 4 H2SO4 = 8 NO + 5 K2SO4 + 4 H2O
CH3CHCH2 + KMnO4 + H2O = MnO2 + CH3CH(OH)CH2(OH)CH3 + KOH =>
4 CH3CHCH2 + KMnO4 + 5 H2O = MnO2 + 3 CH3CH(OH)CH2(OH)CH3 + KOH
Fe + HgO = Fe2O3 + Hg =>
2 Fe + 3 HgO = Fe2O3 + 3 Hg
BaCl2 + Na2CO3 = BaCO3 + NaCl =>
BaCl2 + Na2CO3 = BaCO3 + 2 NaCl
(C)4(H)10 + (O)2 = C(O)2 + H2O =>
2(C)4(H)10 + 13(O)2 = 8 C(O)2 + 10 H2O
Al2(SO4)3 + LiBr = AlBr3 + Li2(SO4) =>
Al2(SO4)3 + 6 LiBr = 2 AlBr3 + 3 Li2(SO4)
O2H2 = OH =>
O2H2 = 2 OH
I + Cr = ICr =>
I + Cr = ICr
KAl(OH)4 + H2SO4 = Al(OH)3 + K2SO4 + H2O =>
2 KAl(OH)4 + H2SO4 = 2 Al(OH)3 + K2SO4 + 2 H2O
Fe + H2O2 = Fe(OH)2 =>
Fe + H2O2 = Fe(OH)2
Cl2 + P2I = PCl5 + I2 =>
10 Cl2 + 2 P2I = 4 PCl5 + I2
CH3Cl = C + H2 + Cl =>
2 CH3Cl = 2 C + 3 H2 + 2 Cl
NH4 + CO2 = NO2 + CH4 =>
NH4 + CO2 = NO2 + CH4
NaHCO3(s) + CH3COOH = Na(CH3COO) + CO2(g) + H2O(l) =>
NaHCO3(s) + CH3COOH = Na(CH3COO) + CO2(g) + H2O(l)
CuBr2 + HNO3 = Cu(NO3)2 + Br2 + NO2 + H2O =>
CuBr2 + 4 HNO3 = Cu(NO3)2 + Br2 + 2 NO2 + 2 H2O
C4H8ONH + H2O = C4H8ONH2 + OH =>
C4H8ONH + H2O = C4H8ONH2 + OH
Zn(H2O)4 + NaCN = Zn(H2O)3(NaCN) + H2O =>
Zn(H2O)4 + NaCN = Zn(H2O)3(NaCN) + H2O
H2(g) + Br(l) = HBr =>
H2(g) + 2 Br(l) = 2 HBr
MgCl2 + I2 = MgI2 + Cl =>
MgCl2 + I2 = MgI2 + 2 Cl
CrS + HI = CrI + HS =>
CrS + HI = CrI + HS
NaOH(s) + H2SO4(Ac) = Na2SO4(Ac) + H2O(l) =>
2 NaOH(s) + H2SO4(Ac) = Na2SO4(Ac) + 2 H2O(l)
K + Cl2 = KCl =>
2 K + Cl2 = 2 KCl
CaO + Fe = Fe3O4 + Ca =>
4 CaO + 3 Fe = Fe3O4 + 4 Ca
Si + Ca = SiCa =>
Si + Ca = SiCa
Fe(SCN)3 + KF = K3(FeF6) + KSCN =>
Fe(SCN)3 + 6 KF = K3(FeF6) + 3 KSCN
CdO + Mg = CdMg + O2 =>
2 CdO + 2 Mg = 2 CdMg + O2
Cu(OH)2 + NO2 + O2 = Cu(NO3)2 + H2O =>
2 Cu(OH)2 + 4 NO2 + O2 = 2 Cu(NO3)2 + 2 H2O
Na + O2 = NaO2 =>
Na + O2 = NaO2
NH3 + KCl = KNH2 + HCl =>
NH3 + KCl = KNH2 + HCl
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Équations équilibrées sur10/23/24
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