| Équations équilibrées la veille | Équations équilibrées le lendemain |
4 KOH + 4 NO2 + O2 = 4 KNO3 + 2 H2O
NH + O = NO + H2O =>
2 NH + 3 O = 2 NO + H2O
Ca + HNO3 = Ca(NO3)2 + NH4NO2 + H2O =>
5 Ca + 12 HNO3 = 5 Ca(NO3)2 + NH4NO2 + 4 H2O
C81H125O39N22 + O2 = CO2 + H2O + NO2 =>
4 C81H125O39N22 + 459 O2 = 324 CO2 + 250 H2O + 88 NO2
ZnO + C = Zn + CO2 =>
2 ZnO + C = 2 Zn + CO2
NH + O2 = NO + H2O =>
4 NH + 3 O2 = 4 NO + 2 H2O
FeCl3 + K3[Fe(Cn)6] = Fe3[Fe(Cn)6]3 + KCl =>
3 FeCl3 + 3 K3[Fe(Cn)6] = Fe3[Fe(Cn)6]3 + 9 KCl
C2H4(OH)2 + HNO3 = C2H4(ONO2)2 + H2O =>
C2H4(OH)2 + 2 HNO3 = C2H4(ONO2)2 + 2 H2O
Cu + H2SO4 = CuSO4 + H2 =>
Cu + H2SO4 = CuSO4 + H2
Hg + O2 = HgO =>
2 Hg + O2 = 2 HgO
Pb{2+}(aq) + Cl{-}(aq) = PbCl2(s) =>
Pb{2+}(aq) + 2 Cl{-}(aq) = PbCl2(s)
NaOH + S = S(OH)2 + Na =>
2 NaOH + S = S(OH)2 + 2 Na
FeCr2O4 + Na2CO3 + O2 = Na2CrO4 + Fe2O3 + CO2 =>
4 FeCr2O4 + 8 Na2CO3 + 7 O2 = 8 Na2CrO4 + 2 Fe2O3 + 8 CO2
NaOH + Si + H2O = Na2SiO3 + H2 =>
2 NaOH + Si + H2O = Na2SiO3 + 2 H2
Pb(NO3)2 + NaCl = PbCl2 + NaNO3 =>
Pb(NO3)2 + 2 NaCl = PbCl2 + 2 NaNO3
NH4Cl + Ca(OH)2 = CaCl2 + NH3 + H2O =>
2 NH4Cl + Ca(OH)2 = CaCl2 + 2 NH3 + 2 H2O
Cl2 + KI + H2O = KIO3 + HCl =>
3 Cl2 + KI + 3 H2O = KIO3 + 6 HCl
Li + H2O = LiOH + H2 =>
2 Li + 2 H2O = 2 LiOH + H2
C33H68 + HCl = C7H14Cl2 + C13H28 =>
C33H68 + 2 HCl = C7H14Cl2 + 2 C13H28
H3PO4 + Ba(OH)2 = H2O + Ba3(PO4)2 =>
2 H3PO4 + 3 Ba(OH)2 = 6 H2O + Ba3(PO4)2
H2S + SO2 = S + H2SO4 =>
H2S + 2 SO2 = 2 S + H2SO4
K2Cr2O7 + H2SO4 = K2SO4 + Cr2(SO4)3 + H20 + O2 =>
10 K2Cr2O7 + 40 H2SO4 = 10 K2SO4 + 10 Cr2(SO4)3 + 4 H20 + 35 O2
Cu2 + O2 = Cu2O =>
2 Cu2 + O2 = 2 Cu2O
Sb2S3 + O2 = Sb2O4 + SO2 =>
Sb2S3 + 5 O2 = Sb2O4 + 3 SO2
K + H2O = KOH + H2 =>
2 K + 2 H2O = 2 KOH + H2
NaOH + Al(OH)3 = Na[Al(OH)4] =>
NaOH + Al(OH)3 = Na[Al(OH)4]
BaCO3 + Al = BaO + Al4C3 + Al2O3 =>
3 BaCO3 + 8 Al = 3 BaO + Al4C3 + 2 Al2O3
Na2S2O3 + AgBr = NaBr + Na3[Ag(S2O3)2] =>
2 Na2S2O3 + AgBr = NaBr + Na3[Ag(S2O3)2]
Au(OH)3 + HNO3 = Au(NO3)3 + H2O =>
Au(OH)3 + 3 HNO3 = Au(NO3)3 + 3 H2O
Be(OH)2 + HNO3 = Be(NO3)2 + H2O =>
Be(OH)2 + 2 HNO3 = Be(NO3)2 + 2 H2O
CUS + HNO3 = CU(NO3)2 + H2SO4 + NO2 + H2O =>
CUS + 10 HNO3 = CU(NO3)2 + H2SO4 + 8 NO2 + 4 H2O
ZnFe + HCl = ZnCl + Fe + H2 =>
2 ZnFe + 2 HCl = 2 ZnCl + 2 Fe + H2
Ca + H2O = CaOH + H2 =>
2 Ca + 2 H2O = 2 CaOH + H2
NH4{+} + OH{-} = NH3 + H2O =>
NH4{+} + OH{-} = NH3 + H2O
HI + AgNO3 = HNO3 + AgI =>
HI + AgNO3 = HNO3 + AgI
CuSO4 + KI = CuI + I2 + K2SO4 =>
2 CuSO4 + 4 KI = 2 CuI + I2 + 2 K2SO4
C3H6 + O2 = CO2 + H2O =>
2 C3H6 + 9 O2 = 6 CO2 + 6 H2O
HCL + H2O = H3O + CL =>
HCL + H2O = H3O + CL
S2 + O2 = SO4 =>
S2 + 4 O2 = 2 SO4
Fe(OH)2 = FeO + H2O =>
Fe(OH)2 = FeO + H2O
H2 + Fe2O3 = Fe + H2O =>
3 H2 + Fe2O3 = 2 Fe + 3 H2O
C13H28 + CuO = CO2 + H2O + Cu =>
C13H28 + 40 CuO = 13 CO2 + 14 H2O + 40 Cu
Ca + H2O = Ca(OH)2 + H2 =>
Ca + 2 H2O = Ca(OH)2 + H2
Ti(SO4)2 + MnSO4 + K2SO4 + H2O = Ti2(SO4)3 + KMnO4 + H2SO4 =>
10 Ti(SO4)2 + 2 MnSO4 + K2SO4 + 8 H2O = 5 Ti2(SO4)3 + 2 KMnO4 + 8 H2SO4
H3PO4 + KOH = K3PO4 + H2O =>
H3PO4 + 3 KOH = K3PO4 + 3 H2O
HCl + MnO2 = MnCl2 + Cl2 + H2O =>
4 HCl + MnO2 = MnCl2 + Cl2 + 2 H2O
Mn(oh)2 + O2 + H2O = Mn(OH)4 =>
Mn(oh)2 + 2 O2 + 4 H2O = 2 Mn(OH)4
KOH + S = K2S + K2SO3 + H2O =>
6 KOH + 3 S = 2 K2S + K2SO3 + 3 H2O
K + H2O = KO + H2 =>
K + H2O = KO + H2
HCl + MnO2 = MnCl2 + Cl2 + H2O =>
4 HCl + MnO2 = MnCl2 + Cl2 + 2 H2O
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| Équations équilibrées la veille | Équations équilibrées le lendemain |
Équations équilibrées sur10/27/17
Équations équilibrées sur11/26/16
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