| Équations équilibrées la veille |
2 ZnSO4 + 3 O2 = 2 ZnO + 2 SO4O2
K(MnO4) + HCl = MnCl2 + KCl + Cl2 + H2O =>
2 K(MnO4) + 16 HCl = 2 MnCl2 + 2 KCl + 5 Cl2 + 8 H2O
HI + Ba(OH)2 = BaI2 + H2O =>
2 HI + Ba(OH)2 = BaI2 + 2 H2O
ClO2F = Cl2 + O2 + F2 =>
2 ClO2F = Cl2 + 2 O2 + F2
potassiumhydroxide + CuSO4 = potassiumsulfate + Cu(OH)2 =>
2 KOH + CuSO4 = K2SO4 + Cu(OH)2
Na2SiO3 + Na2S + H2O = NaOH + SiS2 =>
Na2SiO3 + 2 Na2S + 3 H2O = 6 NaOH + SiS2
C8H10O2N4 = C + O2 + H2 + N2 =>
C8H10O2N4 = 8 C + O2 + 5 H2 + 2 N2
Mg(NO2)2 + Na3P = Mg3P2 + NaNO2 =>
3 Mg(NO2)2 + 2 Na3P = Mg3P2 + 6 NaNO2
Bi + CH3COOH + H2O2 = Bi(CH3COO)3 + H2O =>
2 Bi + 6 CH3COOH + 3 H2O2 = 2 Bi(CH3COO)3 + 6 H2O
H2S + CH3OH = CH4S + H2O =>
H2S + CH3OH = CH4S + H2O
H2 + C3H6 = C5H12 =>
3 H2 + 5 C3H6 = 3 C5H12
NaNO3{-}(aq) + BaCl(aq) = NaCl(aq) + BaNO3{-}(aq) =>
NaNO3{-}(aq) + BaCl(aq) = NaCl(aq) + BaNO3{-}(aq)
MgCl2 + NaOH = Mg(OH)2 + NaCl =>
MgCl2 + 2 NaOH = Mg(OH)2 + 2 NaCl
MnO2(s) + Br2(l) + OH{-} = MnO4{-}(aq) + Br{-}(aq) + H2O(l) =>
2 MnO2(s) + 3 Br2(l) + 8 OH{-} = 2 MnO4{-}(aq) + 6 Br{-}(aq) + 4 H2O(l)
Cr{2-} + NO3{-} = CrO4{2-} + NO2{-} =>
Cr{2-} + 4 NO3{-} = CrO4{2-} + 4 NO2{-}
K3PO4(aq) + Al(NO3)3(aq) = KNO3(aq) + AlPO4(aq) =>
K3PO4(aq) + Al(NO3)3(aq) = 3 KNO3(aq) + AlPO4(aq)
Pr + HCl = PrCl4 + H2 =>
Pr + 4 HCl = PrCl4 + 2 H2
MgCl2 + NaOH = Mg(OH)2 + NaCl =>
MgCl2 + 2 NaOH = Mg(OH)2 + 2 NaCl
PbO + Cl2 + NaOH = PbO2 + NaCl + H2O =>
PbO + Cl2 + 2 NaOH = PbO2 + 2 NaCl + H2O
H2O + C = carbonmonoxide + hydrogen =>
H2O + C = CO + H2
Cu{2+} + F{-} = Cu + F =>
Cu{2+} + 2 F{-} = Cu + 2 F
CuSO4Zn = Cu(s) + ZnSO4(l) =>
CuSO4Zn = Cu(s) + ZnSO4(l)
CH3CH2SH + O2 = CO2 + SO2 + H2O =>
2 CH3CH2SH + 9 O2 = 4 CO2 + 2 SO2 + 6 H2O
CaO + CO2 = Ca(CO3) =>
CaO + CO2 = Ca(CO3)
IO3{-]+I{-}+H{+} = I2+H2O =>
IO3{-]+5I{-}+6H{+} = 3 I2+3H2O
Li2CO3(aq) + K2S(aq) = Li2S(aq) + K2CO3(s) =>
Li2CO3(aq) + K2S(aq) = Li2S(aq) + K2CO3(s)
SnO6 + NH3 = Sn + N + OH =>
SnO6 + 2 NH3 = Sn + 2 N + 6 OH
S2O3{2-} + Cr2O7{2-} + H{+} = H2O + S4O6{2-} + Cr{3+} =>
6 S2O3{2-} + Cr2O7{2-} + 14 H{+} = 7 H2O + 3 S4O6{2-} + 2 Cr{3+}
Fe2O3 + CO = Fe + CO2 =>
Fe2O3 + 3 CO = 2 Fe + 3 CO2
Fe(OH)3 + (NH4)3PO4 = FePO4 + NH3 + H2O =>
Fe(OH)3 + (NH4)3PO4 = FePO4 + 3 NH3 + 3 H2O
C22H12O11 + NaNO3 + C2H5OH + NaOH = C20H25N3O + NaHCO3 =>
31 C22H12O11 + 81 NaNO3 + 64 C2H5OH + 189 NaOH = 27 C20H25N3O + 270 NaHCO3
FeSO4(aq) + Na2CO3(s) = FeCO3(s) + Na2SO4(s) =>
FeSO4(aq) + Na2CO3(s) = FeCO3(s) + Na2SO4(s)
Ba + Cu(CH3COO)2 = Ba(CH3COO)2 + Cu =>
Ba + Cu(CH3COO)2 = Ba(CH3COO)2 + Cu
NH4Cl(ac) + NaOH(ac) = NaCl + H2O + NH3 =>
NH4Cl(ac) + NaOH(ac) = NaCl + H2O + NH3
NH3 + KMnO4 + KOH = KNO3 + K3MnO4 + H2O =>
NH3 + 4 KMnO4 + 9 KOH = KNO3 + 4 K3MnO4 + 6 H2O
Fe + Ba(OH) = Fe(OH) + Ba =>
Fe + Ba(OH) = Fe(OH) + Ba
CuSO4 + H2O2 = H2SO4 + CuO2 =>
CuSO4 + H2O2 = H2SO4 + CuO2
KMnO4 = K2O + MnO + O2 =>
4 KMnO4 = 2 K2O + 4 MnO + 5 O2
CH3COOH = CH4 + CO2 =>
CH3COOH = CH4 + CO2
AgCH3COO + NaPO3 = NaCH3COO + AgPO3 =>
AgCH3COO + NaPO3 = NaCH3COO + AgPO3
KMnO4 + Fe(NO3)2 + H2SO4 = K2SO4 + MnSO4 + Fe2(SO4)3 + HNO3 + H2O =>
2 KMnO4 + 10 Fe(NO3)2 + 18 H2SO4 = K2SO4 + 2 MnSO4 + 5 Fe2(SO4)3 + 20 HNO3 + 8 H2O
AgBrKCN = AgCNKBr =>
AgBrKCN = AgCNKBr
CrCl2 + Ca = CaCr + Cl =>
CrCl2 + Ca = CaCr + 2 Cl
K2SO4 + O2 = KO2 + SO4 =>
K2SO4 + 2 O2 = 2 KO2 + SO4
Cu(OH)2 + KNO3 = Cu(NO3)2 + KOH =>
Cu(OH)2 + 2 KNO3 = Cu(NO3)2 + 2 KOH
NaCl + O2 + H2 = NaOH + Cl4 =>
4 NaCl + 2 O2 + 2 H2 = 4 NaOH + Cl4
HF + Ga2S3 = H2S + GaF3 =>
6 HF + Ga2S3 = 3 H2S + 2 GaF3
HKC8H4O4 + Ca(OH)2 = Ca(KC8H4O4)2 + H2O =>
2 HKC8H4O4 + Ca(OH)2 = Ca(KC8H4O4)2 + 2 H2O
H2S + NiSO4 = H2SO4 + NiS =>
H2S + NiSO4 = H2SO4 + NiS
CuCl2 + AuI3 = AuCl3 + CuI2 =>
3 CuCl2 + 2 AuI3 = 2 AuCl3 + 3 CuI2
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