| Équations équilibrées la veille |
Pb(No3)2(ac) + Na2S(ac) = PbS(s) + 2 NaNo3(ac)
C14H14N3NaO3S + O2 = CO2 + H2O + NO3 + SO4 + Na =>
2 C14H14N3NaO3S + 45 O2 = 28 CO2 + 14 H2O + 6 NO3 + 2 SO4 + 2 Na
MgS + PbCl = MgCl + PbS =>
MgS + PbCl = MgCl + PbS
Al2O3 + KOH = KAlO2 + H2O =>
Al2O3 + 2 KOH = 2 KAlO2 + H2O
PCl3(l) + Cl2 = PCl5(s) =>
PCl3(l) + Cl2 = PCl5(s)
Al2O3 + KOH = KAlO2 + H2O =>
Al2O3 + 2 KOH = 2 KAlO2 + H2O
BaCl2(ac) + Na2SO4(ac) = BaSO4(ac) + NaCl(ac) =>
BaCl2(ac) + Na2SO4(ac) = BaSO4(ac) + 2 NaCl(ac)
MnO4{-} + H{+} + C2H2O4 = Mn{2+} + CO2 + H2O =>
2 MnO4{-} + 6 H{+} + 5 C2H2O4 = 2 Mn{2+} + 10 CO2 + 8 H2O
HClO + NaOH = NaClO + water =>
HClO + NaOH = NaClO + H2O
CuCl2 + ZnO = ZnCl2 + CuO =>
CuCl2 + ZnO = ZnCl2 + CuO
SO2 + K(MnO4) + H2O = KHSO4 + H2SO4 + Mn(SO4) =>
5 SO2 + 2 K(MnO4) + 2 H2O = 2 KHSO4 + H2SO4 + 2 Mn(SO4)
Na2SO3 + K2Cr2O7 + H2SO4 = Na2SO4 + Cr2(SO4)3 + K2SO4 + H2O =>
3 Na2SO3 + K2Cr2O7 + 4 H2SO4 = 3 Na2SO4 + Cr2(SO4)3 + K2SO4 + 4 H2O
H2SO3 = H2O + SO2 =>
H2SO3 = H2O + SO2
C4H6O6 = CO2 + H2O + C6H8O7 =>
9 C4H6O6 = 6 CO2 + 7 H2O + 5 C6H8O7
Br{-} + CH3COOH + MnO4{-} = Br2 + CH3COO{-} + (CH3COO)2Mn + H2O =>
10 Br{-} + 16 CH3COOH + 2 MnO4{-} = 5 Br2 + 12 CH3COO{-} + 2(CH3COO)2Mn + 8 H2O
Ca + HF = CaF2 + H2 =>
Ca + 2 HF = CaF2 + H2
HF + Al = AlF3 + H =>
3 HF + Al = AlF3 + 3 H
KMnO4 + H2SO4 + FeSO4 = MnSO4 + K2SO4 + H2O + Fe2(SO4)3 =>
2 KMnO4 + 8 H2SO4 + 10 FeSO4 = 2 MnSO4 + K2SO4 + 8 H2O + 5 Fe2(SO4)3
BrH + H2O = H3O + Br2 =>
2 BrH + 2 H2O = 2 H3O + Br2
C6H5OH + Na2O = C6H5ONa + NaOH =>
C6H5OH + Na2O = C6H5ONa + NaOH
SbH3 + OH{-} + H2O = [Sb(OH)4]{-} + H2 =>
SbH3 + OH{-} + 3 H2O = [Sb(OH)4]{-} + 3 H2
Ba2Li2(WO4)3 = BaO + Li2O + WO3 =>
Ba2Li2(WO4)3 = 2 BaO + Li2O + 3 WO3
Cl2(g) + KOH(aq) = KClO3(aq) + KCl(aq) + H2O(l) =>
3 Cl2(g) + 6 KOH(aq) = KClO3(aq) + 5 KCl(aq) + 3 H2O(l)
NH3 + (NH4)2Fe(SO4)2 + H2O = (NH4)2Fe(OH)2 + NH4SO4 =>
2 NH3 + (NH4)2Fe(SO4)2 + 2 H2O = (NH4)2Fe(OH)2 + 2 NH4SO4
SnCl2 + HNO3 + HCl = SnCl4 + N20 + H2O =>
50 SnCl2 + 20 HNO3 + 100 HCl = 50 SnCl4 + N20 + 60 H2O
C8H9NO2 + CH3NaO + CH3CH2I = C10H13NO2 + CH3OH + I{-} + Na{+} =>
C8H9NO2 + CH3NaO + CH3CH2I = C10H13NO2 + CH3OH + I{-} + Na{+}
SO4H2 + Al(OH)3 = (SO4)3Al2 + H2O =>
3 SO4H2 + 2 Al(OH)3 = (SO4)3Al2 + 6 H2O
H2S + HNO3 = S8 + NO2 + H2O =>
8 H2S + 16 HNO3 = S8 + 16 NO2 + 16 H2O
FeS + CaCO3 + C = Fe + CaS + CO =>
FeS + CaCO3 + 2 C = Fe + CaS + 3 CO
(COO)2Ca + HCl = (COOH)2 + CaCl2 =>
(COO)2Ca + 2 HCl = (COOH)2 + CaCl2
CuS + H2O2 = CuSO4 + H2O =>
CuS + 4 H2O2 = CuSO4 + 4 H2O
NaCl + PbF2 = NaF + PbCl2 =>
2 NaCl + PbF2 = 2 NaF + PbCl2
CH3COOLi*2H2O + Ni(CH3COO)2*4H2O + Mn(CH3COO)2*4H2O + O2 = Li12Ni2Mn6O20 + H2O + CO2 =>
12 CH3COOLi*2H2O + 2 Ni(CH3COO)2*4H2O + 6 Mn(CH3COO)2*4H2O + 59 O2 = Li12Ni2Mn6O20 + 98 H2O + 56 CO2
RbI + CaO = Rb2OCaI2 =>
2 RbI + CaO = Rb2OCaI2
CH3OH + CH3OOH = CH3CHOOCH3 + H2O =>
3 CH3OH + 3 CH3OOH = 2 CH3CHOOCH3 + 5 H2O
ZnCl2 + KFeCN6 = ZnFeCN6 + KCl2 =>
ZnCl2 + KFeCN6 = ZnFeCN6 + KCl2
Sn + Fe = SnFe =>
Sn + Fe = SnFe
C6H5CHO + Cr2O7 = C6H5COOH + Cr =>
7 C6H5CHO + Cr2O7 = 7 C6H5COOH + 2 Cr
KNO2 + Zn + KOH + H2O = NH3 + K2Zn(OH)4 =>
KNO2 + 3 Zn + 5 KOH + 5 H2O = NH3 + 3 K2Zn(OH)4
Si(OH)4 + S = SiS2 + H2O + O =>
Si(OH)4 + 2 S = SiS2 + 2 H2O + 2 O
CuO(s) + H2SO4(ac) = CuSO4(ac) + H2O(l) =>
CuO(s) + H2SO4(ac) = CuSO4(ac) + H2O(l)
CuSO4 + KI = Cu2I2 + K2SO4 + I2 =>
2 CuSO4 + 4 KI = Cu2I2 + 2 K2SO4 + I2
Al(CN)3 + Na = NaCN + Al =>
Al(CN)3 + 3 Na = 3 NaCN + Al
K2CO3(aq) + Fe(NO3)3(aq) = KNO3(aq) + Fe2(CO3)3(g) =>
3 K2CO3(aq) + 2 Fe(NO3)3(aq) = 6 KNO3(aq) + Fe2(CO3)3(g)
Te6 + O2 = TeO3 =>
Te6 + 9 O2 = 6 TeO3
Na + H2O = NaOH + H2 =>
2 Na + 2 H2O = 2 NaOH + H2
Ag(NO3)2 + NaOH = Ag(OH)2 + Na(NO3) =>
Ag(NO3)2 + 2 NaOH = Ag(OH)2 + 2 Na(NO3)
K3[Cr(OH)6] + HCl = CrCl3 + KCl + H2O =>
K3[Cr(OH)6] + 6 HCl = CrCl3 + 3 KCl + 6 H2O
C8H18 + O2 = CO2 + H2O =>
2 C8H18 + 25 O2 = 16 CO2 + 18 H2O
I3O9 = I2O6 = I2 = O2 =>
2 I3O9 = 3 I2O6
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