| Équations équilibrées la veille |
H2S + 2 LiOH = Li2S + 2 H2O
CuF2 + Na2S = CuS + NaF =>
CuF2 + Na2S = CuS + 2 NaF
Mg(s) + HCl(aq) = H2(g) + MgCl2(aq) =>
Mg(s) + 2 HCl(aq) = H2(g) + MgCl2(aq)
H + CO2 = CH4 + H2O =>
8 H + CO2 = CH4 + 2 H2O
Co(OH)Cl + NH4OH = H2O2 + Cl + CoNH4 =>
Co(OH)Cl + NH4OH = H2O2 + Cl + CoNH4
C6H3(CH3)3 + KMnO4 + H2SO4 = C6H3(COOH)3 + K2SO4 + MnSO4 + H2O =>
5 C6H3(CH3)3 + 18 KMnO4 + 27 H2SO4 = 5 C6H3(COOH)3 + 9 K2SO4 + 18 MnSO4 + 42 H2O
NH3 + O2 + CH4 = HCN + H2(O) =>
2 NH3 + 3 O2 + 2 CH4 = 2 HCN + 6 H2(O)
CaSiO3 + HF = CaF2 + H2O + SiF4 =>
CaSiO3 + 6 HF = CaF2 + 3 H2O + SiF4
Ca + H2SO3 = Ca(SO3)2 + H2 =>
Ca + 2 H2SO3 = Ca(SO3)2 + 2 H2
AgCl(s) + O2(g) = AgO(g) + Cl2(l) =>
2 AgCl(s) + O2(g) = 2 AgO(g) + Cl2(l)
NaNO3 + K = KNO3 + Na =>
NaNO3 + K = KNO3 + Na
FeS + O4 = Fe2O3 + SO2 =>
8 FeS + 7 O4 = 4 Fe2O3 + 8 SO2
Pb(OH)2NaOH = PbOHNa(OH)2 =>
Pb(OH)2NaOH = PbOHNa(OH)2
NaNO3 + K = KNO3 + Na =>
NaNO3 + K = KNO3 + Na
BaS + Sn(NO3)4 = Ba(NO3)2 + Sn2S4 =>
4 BaS + 2 Sn(NO3)4 = 4 Ba(NO3)2 + Sn2S4
C2H5OH(aq) + O2(g) = CH3COOH(aq) + H2O(e) =>
C2H5OH(aq) + O2(g) = CH3COOH(aq) + H2O(e)
AsO2{-} + Mn{2+} + H2O = As + MnO4{-} + H{+} =>
5 AsO2{-} + 3 Mn{2+} + 2 H2O = 5 As + 3 MnO4{-} + 4 H{+}
CH4 + O2 = CO2 + H2O =>
CH4 + 2 O2 = CO2 + 2 H2O
I2 + S2O3{2-} + OH{-} = SO4{2-} + I{-} + H2O =>
4 I2 + S2O3{2-} + 10 OH{-} = 2 SO4{2-} + 8 I{-} + 5 H2O
Ba(OH)2 + H3PO4 = Ba3(PO4)2 + H2O =>
3 Ba(OH)2 + 2 H3PO4 = Ba3(PO4)2 + 6 H2O
HI + Fe(OH)3 = H2O + FeI3 =>
3 HI + Fe(OH)3 = 3 H2O + FeI3
Fe(OH)2(aq) + H3PO4(aq) = Fe3(PO4)2(s) + H2O(l) =>
3 Fe(OH)2(aq) + 2 H3PO4(aq) = Fe3(PO4)2(s) + 6 H2O(l)
Cl{-} + Br2 = Br{-} + Cl2 =>
2 Cl{-} + Br2 = 2 Br{-} + Cl2
Fe + Pb(NO3)2 = Pb + Fe(NO3)2 =>
Fe + Pb(NO3)2 = Pb + Fe(NO3)2
C4H9OH + HNO3 = C4H10OH + NO3 =>
C4H9OH + HNO3 = C4H10OH + NO3
NH4NO3 + NaNO2 = NH4NO2 + NaNO3 =>
NH4NO3 + NaNO2 = NH4NO2 + NaNO3
CaCO3 = CaO(s) + CO2(g) =>
CaCO3 = CaO(s) + CO2(g)
Na2SO4(heat) = Na + SO4 =>
Na2SO4(heat) = 2 Na + SO4
CrLi2O4 + BaCl2 = LiCl + BaCrO4 =>
CrLi2O4 + BaCl2 = 2 LiCl + BaCrO4
Mg(OH)2 + HCl = MgCl2 + H2O =>
Mg(OH)2 + 2 HCl = MgCl2 + 2 H2O
NaCH3COO + CuSO4 = Na2SO4 + Cu(CH3COO)2 =>
2 NaCH3COO + CuSO4 = Na2SO4 + Cu(CH3COO)2
Br + Cu(NO3)2 = BrNO3 + Cu =>
2 Br + Cu(NO3)2 = 2 BrNO3 + Cu
Al + CuSO4(aq) = Al2(SO4)3(aq) + Cu(s) =>
2 Al + 3 CuSO4(aq) = Al2(SO4)3(aq) + 3 Cu(s)
PO4{-}3 + H2O = HPO4{-}2 + OH =>
PO4{-}3 + H2O = HPO4{-}2 + OH
Mg(NO3)2 + EDTA = MgEDTA + NO3 =>
Mg(NO3)2 + EDTA = MgEDTA + 2 NO3
NaCrO4BaCl2 = NaCl2BaCrO4 =>
NaCrO4BaCl2 = NaCl2BaCrO4
KMnO4 + C6H5CHO + KOH = K2MnO4 + C6H5COOK + H2O =>
2 KMnO4 + C6H5CHO + 3 KOH = 2 K2MnO4 + C6H5COOK + 2 H2O
C2H5Cl + CH3 = C3H8 + Cl =>
C2H5Cl + CH3 = C3H8 + Cl
CH3Cl + NaCN = CH3CN + NaCl =>
CH3Cl + NaCN = CH3CN + NaCl
C5H11COOH + Na2CO3 = C5H11COONa + H2O + CO2 =>
2 C5H11COOH + Na2CO3 = 2 C5H11COONa + H2O + CO2
Zn + S = ZnS =>
Zn + S = ZnS
C3H6C6H6 = C6H5C3H7 =>
C3H6C6H6 = C6H5C3H7
K2Cr2O7 + H2SO4 + CH3CH2CHOHCH3 = Cr2(SO4)3 + K2SO4 + CH3COOH + H2O =>
4 K2Cr2O7 + 16 H2SO4 + 3 CH3CH2CHOHCH3 = 4 Cr2(SO4)3 + 4 K2SO4 + 6 CH3COOH + 19 H2O
SrH2 + HCl = SrCl2 + H2 =>
SrH2 + 2 HCl = SrCl2 + 2 H2
Pb(NO3)2H2S = PbSH2(NO3)2 =>
Pb(NO3)2H2S = PbSH2(NO3)2
AgNO3(aq) + HBr(aq) = AgBr(s) + HNO3(aq) =>
AgNO3(aq) + HBr(aq) = AgBr(s) + HNO3(aq)
Zn + S = ZnS =>
Zn + S = ZnS
Pb + H2Cr2O7 = PbCr2O7 + H2 =>
Pb + H2Cr2O7 = PbCr2O7 + H2
Ta + Cl2 = TaCl5 =>
2 Ta + 5 Cl2 = 2 TaCl5
Ca(OH)2 + Na2HPO4 = Ca3(PO4)2 + Na3PO4 + H2O =>
3 Ca(OH)2 + 6 Na2HPO4 = Ca3(PO4)2 + 4 Na3PO4 + 6 H2O
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