| Équations équilibrées la veille | Équations équilibrées le lendemain |
KHC2O4 + NaOH = NaKC2O4 + H2O
CH3CO2Na = CH3CO2 + Na =>
CH3CO2Na = CH3CO2 + Na
Cu2 + NaOH = Cu(OH)2 + Na =>
Cu2 + 4 NaOH = 2 Cu(OH)2 + 4 Na
Cr2O7 + Pb(NO3)2 = PbCr2O7 + NO3 =>
Cr2O7 + Pb(NO3)2 = PbCr2O7 + 2 NO3
H2O2 + C16H19N3O5S = CHO + NO + S2 + H2O =>
31 H2O2 + 2 C16H19N3O5S = 32 CHO + 6 NO + S2 + 34 H2O
C3H4O2 + NaOH = NaOOCCH3 + H2O =>
2 C3H4O2 + 3 NaOH = 3 NaOOCCH3 + H2O
Zn + Fe(NH4)2(SO4)2 = Zn(SO4)2 + Fe(NH4)2 =>
Zn + Fe(NH4)2(SO4)2 = Zn(SO4)2 + Fe(NH4)2
PbCl2 + KNO3 = Pb(NO3)2 + KCl =>
PbCl2 + 2 KNO3 = Pb(NO3)2 + 2 KCl
HClO4 + Na(OH) = Na(ClO4) + H2O =>
HClO4 + Na(OH) = Na(ClO4) + H2O
K[Al(OH)4] + KCl = AlCl3 + KOH =>
K[Al(OH)4] + 3 KCl = AlCl3 + 4 KOH
Ga(s) + HCl(aq) = GaCl2(aq) + H2(g) =>
Ga(s) + 2 HCl(aq) = GaCl2(aq) + H2(g)
C2H5NO2 = CH4N2O + CH3COOH =>
4 C2H5NO2 = 2 CH4N2O + 3 CH3COOH
KMnO4 + NaCl + H2SO4 = K2SO4 + MnSO4 + Cl2 + Na2SO4 + H2O =>
2 KMnO4 + 10 NaCl + 8 H2SO4 = K2SO4 + 2 MnSO4 + 5 Cl2 + 5 Na2SO4 + 8 H2O
H3N + CO2 = CH4N2O + H2O =>
2 H3N + CO2 = CH4N2O + H2O
Al(OH)3 + HCl = AlCl3 + H2O =>
Al(OH)3 + 3 HCl = AlCl3 + 3 H2O
BrO3{-} + SO2 + H2O = Br{-} + SO4{2-} + H{+} =>
BrO3{-} + 3 SO2 + 3 H2O = Br{-} + 3 SO4{2-} + 6 H{+}
C2H6 + O2 = CH3COOH + H2O =>
2 C2H6 + 3 O2 = 2 CH3COOH + 2 H2O
I2 + NaBr = NaI + Br =>
I2 + 2 NaBr = 2 NaI + 2 Br
C5H8 + O2(g) = CO2 + H2O =>
C5H8 + 7 O2(g) = 5 CO2 + 4 H2O
(NH4)2SO4 + CaBr2 = NH4Br + CaSO4 =>
(NH4)2SO4 + CaBr2 = 2 NH4Br + CaSO4
Nb2O5 + Al = Nb + Al2O3 =>
3 Nb2O5 + 10 Al = 6 Nb + 5 Al2O3
Br2 + S2O3{-}2 + H2O = Br{-}1 + SO4{-}2 + H{+} =>
9 Br2 + 2 S2O3{-}2 + 10 H2O = 18 Br{-}1 + 4 SO4{-}2 + 20 H{+}
NaBr + MgS = Na2S + MgBr2 =>
2 NaBr + MgS = Na2S + MgBr2
CrO7{2-} + H{+} + {-} = Cr{3+} + H2O =>
CrO7{2-} + 14 H{+} + 9e = Cr{3+} + 7 H2O
NaBr + Ca = CaBr2 + Na =>
2 NaBr + Ca = CaBr2 + 2 Na
Hg{2+} + Fe = Hg + Fe{2+} =>
Hg{2+} + Fe = Hg + Fe{2+}
Ga + H = GaH3 =>
Ga + 3 H = GaH3
Sb2S3 + OH{-} = SbS3{3-} + SbO3{3-} + H2O =>
Sb2S3 + 6 OH{-} = SbS3{3-} + SbO3{3-} + 3 H2O
NaOH + (MgOH)2SO4 = Mg(OH)2 + Na2SO4 =>
2 NaOH + (MgOH)2SO4 = 2 Mg(OH)2 + Na2SO4
CuBr2 + NH4OH = Cu(OH)2 + NH4Br =>
CuBr2 + 2 NH4OH = Cu(OH)2 + 2 NH4Br
Zn(s) + NaOH(aq) = Na2ZnO2(aq) + H2 =>
Zn(s) + 2 NaOH(aq) = Na2ZnO2(aq) + H2
Al + H2SO4 = Al2(SO4)3 + H2 =>
2 Al + 3 H2SO4 = Al2(SO4)3 + 3 H2
Pb + HClO4 = Pb(ClO4)2 + H2 =>
Pb + 2 HClO4 = Pb(ClO4)2 + H2
NH3 + C2H6O = C4H11N + H2O =>
NH3 + 2 C2H6O = C4H11N + 2 H2O
Ag(NH3)2 + Cl + HNO3 = AgCl + NH4NO3 =>
Ag(NH3)2 + Cl + 2 HNO3 = AgCl + 2 NH4NO3
WO3(s) + H2(g) = W(s) + H2O =>
WO3(s) + 3 H2(g) = W(s) + 3 H2O
Cd + N2 = CdN =>
2 Cd + N2 = 2 CdN
MnO2 + I2 + KOH = KMnO4 + KI + H2O =>
2 MnO2 + 3 I2 + 8 KOH = 2 KMnO4 + 6 KI + 4 H2O
I2 + N2 + KCl + H2O = HNO3 + KI + HCl =>
5 I2 + N2 + 10 KCl + 6 H2O = 2 HNO3 + 10 KI + 10 HCl
C13H14N2 + O2 = CO2 + H2O + NO =>
2 C13H14N2 + 35 O2 = 26 CO2 + 14 H2O + 4 NO
Zn(s) + FeSO4(aq) = ZnSO4 + Fe =>
Zn(s) + FeSO4(aq) = ZnSO4 + Fe
Cu3(PO4)2 + H2O = Cu(OH)2 + H3PO4 =>
Cu3(PO4)2 + 6 H2O = 3 Cu(OH)2 + 2 H3PO4
BCl3 + BF3 = BFCl2 =>
2 BCl3 + BF3 = 3 BFCl2
PO4 + FeSO4 = FePO4 + SO4 =>
PO4 + FeSO4 = FePO4 + SO4
CuCl2 + KOH = Cu(OH)2 + KCl =>
CuCl2 + 2 KOH = Cu(OH)2 + 2 KCl
TiO2 + C + Cl = TiCl4 + CO =>
TiO2 + 2 C + 4 Cl = TiCl4 + 2 CO
BaO2 + H + SO4 = BaSO4 + H2O2 =>
BaO2 + 2 H + SO4 = BaSO4 + H2O2
SOCl2 = SO + Cl2 =>
SOCl2 = SO + Cl2
NH4 + Ca = (NH4)2Ca =>
2 NH4 + Ca = (NH4)2Ca
Sn(s) + O2 = SnO =>
2 Sn(s) + O2 = 2 SnO
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| Équations équilibrées la veille | Équations équilibrées le lendemain |
Équations équilibrées sur10/23/24
Équations équilibrées sur11/22/23
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