| Équations équilibrées la veille | Équations équilibrées le lendemain |
Be(s) + Br2(l) = BeBr2(s)
NaOH + CH3COOCHClCH3 = CH3COONa + C2H4(OH)2 + NaCl =>
2 NaOH + CH3COOCHClCH3 = CH3COONa + C2H4(OH)2 + NaCl
C2H5OH + Cr2O72{-} + H{+} = CH3CHO + Cr3{+} + H2O =>
427 C2H5OH + 6 Cr2O72{-} + 10 H{+} = 427 CH3CHO + 4 Cr3{+} + 432 H2O
Pb(NO3)2 + Na3(PO4) = Pb3(PO4)2 + NaNO3 =>
3 Pb(NO3)2 + 2 Na3(PO4) = Pb3(PO4)2 + 6 NaNO3
Fe(OH)3 + KNO3 + KOH = K2FeO4 + KNO2 + H2O =>
2 Fe(OH)3 + 3 KNO3 + 4 KOH = 2 K2FeO4 + 3 KNO2 + 5 H2O
Pb + KOH = Pb(OH)2 + K =>
Pb + 2 KOH = Pb(OH)2 + 2 K
Sn + Br = SnBr4 =>
Sn + 4 Br = SnBr4
H2SO4 + H2 = S + H2O =>
H2SO4 + 3 H2 = S + 4 H2O
Li(s) + H2O(l) = LiOH(aq) + H2(g) =>
2 Li(s) + 2 H2O(l) = 2 LiOH(aq) + H2(g)
Co(OH)2 + SO3 = (CoOH)2SO4 + H2O =>
2 Co(OH)2 + SO3 = (CoOH)2SO4 + H2O
HNO3 + MnSO4 + Pb3O4 = HMnO4 + PbSO4 + Pb(NO3)2 + H2O =>
26 HNO3 + 2 MnSO4 + 5 Pb3O4 = 2 HMnO4 + 2 PbSO4 + 13 Pb(NO3)2 + 12 H2O
NO3 + H2O = HNO3 + OH =>
NO3 + H2O = HNO3 + OH
P4 + (OH){-} + H2O = H2PO2{-} + PH3 =>
P4 + 3(OH){-} + 3 H2O = 3 H2PO2{-} + PH3
C + H + Br = CHBr =>
C + H + Br = CHBr
Al + Na(OH) = H2 + Na3(AlO3) =>
2 Al + 6 Na(OH) = 3 H2 + 2 Na3(AlO3)
Hg3(PO3)2 + Zn = Hg + Zn3(PO3)2 =>
Hg3(PO3)2 + 3 Zn = 3 Hg + Zn3(PO3)2
P4 + NaOH + H2O = PH3 + NaH2PO2 =>
P4 + 3 NaOH + 3 H2O = PH3 + 3 NaH2PO2
Pb + KOH = Pb(OH) + K =>
Pb + KOH = Pb(OH) + K
Cl2 + MgI2 = MgCl2 + I2 =>
Cl2 + MgI2 = MgCl2 + I2
K3AsO4 + KI + H2SO4 = K3AsO3 + I2 + K2SO4 + H2O =>
K3AsO4 + 2 KI + H2SO4 = K3AsO3 + I2 + K2SO4 + H2O
Sc2O3 + H2O = Sc(OH)3 =>
Sc2O3 + 3 H2O = 2 Sc(OH)3
Mg3(PO4)2 + HCl = MgCl2 + H3(PO4) =>
Mg3(PO4)2 + 6 HCl = 3 MgCl2 + 2 H3(PO4)
NaBr + AgC2H3O2 = Na(C2H3O2) + AgBr =>
NaBr + AgC2H3O2 = Na(C2H3O2) + AgBr
Fe + H2SO4(dil) = FeSO4 + H2 =>
Fe + H2SO4(dil) = FeSO4 + H2
H2CO3 + Ni(OH)2 = Ni(CO3) + H2O =>
H2CO3 + Ni(OH)2 = Ni(CO3) + 2 H2O
FeSO3 + K2Cr2O7 + H2SO4 = FeSO4 + K2SO4 + Cr2(SO4)3 + H2O =>
3 FeSO3 + K2Cr2O7 + 4 H2SO4 = 3 FeSO4 + K2SO4 + Cr2(SO4)3 + 4 H2O
Cr2O7{2-} + HNO2 + H{+} = Cr{3+} + HNO3 + H2O =>
Cr2O7{2-} + 3 HNO2 + 8 H{+} = 2 Cr{3+} + 3 HNO3 + 4 H2O
Fe2 + CuNO3 = Fe2NO3 + Cu =>
Fe2 + CuNO3 = Fe2NO3 + Cu
NH3 + H2O = NH4OH =>
NH3 + H2O = NH4OH
C10H16O + NaBH4 = C10H18O + BH3 + Na =>
C10H16O + 2 NaBH4 = C10H18O + 2 BH3 + 2 Na
NaOH + HCOONa + KMnO4 = Na2MnO4 + K2CO3 + H2O =>
3 NaOH + HCOONa + 2 KMnO4 = 2 Na2MnO4 + K2CO3 + 2 H2O
KI + H2SO4 + H2O2 + CHCl3 = K2SO4 + H2O + CHI3 + Cl =>
6 KI + 3 H2SO4 + 3 H2O2 + 2 CHCl3 = 3 K2SO4 + 6 H2O + 2 CHI3 + 6 Cl
Al(s) + FeCl3(aq) = Fe + AlCl3 =>
Al(s) + FeCl3(aq) = Fe + AlCl3
ClCH2COOH + NH3 = NH2CH2COOH + NH4Cl =>
ClCH2COOH + 2 NH3 = NH2CH2COOH + NH4Cl
C18H18O4 + O2 = CO2 + H2O =>
2 C18H18O4 + 41 O2 = 36 CO2 + 18 H2O
BaCrO4 + HNO3 = Ba(NO3)2 + CrO3 + H2O =>
BaCrO4 + 2 HNO3 = Ba(NO3)2 + CrO3 + H2O
SO3 + H2S = S + H2O =>
SO3 + 3 H2S = 4 S + 3 H2O
CH2O2 + NaOH = H2O + NaCHOO =>
CH2O2 + NaOH = H2O + NaCHOO
C3H8O + CH3CH2COOH = CH3CH2C(O)OC3H7 + H2O =>
C3H8O + CH3CH2COOH = CH3CH2C(O)OC3H7 + H2O
KAl(SO4)2 + NaOH = Al(OH)3 + K2SO4 + Na2SO4 =>
2 KAl(SO4)2 + 6 NaOH = 2 Al(OH)3 + K2SO4 + 3 Na2SO4
C8H10N4O2 + O2 = CO2 + H2O + N2 =>
2 C8H10N4O2 + 19 O2 = 16 CO2 + 10 H2O + 4 N2
C6H2Br3ONa + HCl = C6H2Br3OH + NaCl =>
C6H2Br3ONa + HCl = C6H2Br3OH + NaCl
H2TeO3 = TeO2 + H2O =>
H2TeO3 = TeO2 + H2O
XeO2F2 + H2O = Xe + O2 + HF =>
2 XeO2F2 + 2 H2O = 2 Xe + 3 O2 + 4 HF
KI + NH3 = KH + NI3 =>
3 KI + NH3 = 3 KH + NI3
(NH4)2CO3 + Ba(ClO4)2 = NH4ClO4 + BaCO3 =>
(NH4)2CO3 + Ba(ClO4)2 = 2 NH4ClO4 + BaCO3
TiOSO4 + Zn + HCl = ZnSO4 + TiCl3 + H2O + H2 =>
2 TiOSO4 + 2 Zn + 6 HCl = 2 ZnSO4 + 2 TiCl3 + 2 H2O + H2
C3H6O2 + H2O = CH2O2 + C2H6O =>
C3H6O2 + H2O = CH2O2 + C2H6O
Cu + H3PO4 = Cu3(PO4)2 + H2 =>
3 Cu + 2 H3PO4 = Cu3(PO4)2 + 3 H2
AgCl + HCl = AgH + Cl2 =>
AgCl + HCl = AgH + Cl2
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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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