| Équations équilibrées la veille | Équations équilibrées le lendemain |
3 P4 + 20 ClO + 28 H2O = 12 H3PO4 + 20 HCl
XeF2 + H2O2 = Xe + HF + O2 =>
XeF2 + H2O2 = Xe + 2 HF + O2
HClO4 + I2 + NaOH = NaIO4 + NaCl + H2O =>
7 HClO4 + 4 I2 + 15 NaOH = 8 NaIO4 + 7 NaCl + 11 H2O
H2PtCl4 + NaBH4 + H2O = Pt + H3BO4 + H2 + NaCl =>
H2PtCl4 + 4 NaBH4 + 16 H2O = Pt + 4 H3BO4 + 19 H2 + 4 NaCl
C7H14O2 + KOH = C2H3O2K + C5H11OH =>
C7H14O2 + KOH = C2H3O2K + C5H11OH
Fe2O3 + CO = Fe + CO2 =>
Fe2O3 + 3 CO = 2 Fe + 3 CO2
MgSO4 + Na3PO4 = MgPO4 + SO4Na3 =>
MgSO4 + Na3PO4 = MgPO4 + SO4Na3
BeCl2 = Be2 + Cl =>
2 BeCl2 = Be2 + 4 Cl
Fe3O4 + HNO3 = Fe(NO3)3 + NO2 + H2O =>
Fe3O4 + 10 HNO3 = 3 Fe(NO3)3 + NO2 + 5 H2O
SiCl4 + H2O = SiO2 + HCl =>
SiCl4 + 2 H2O = SiO2 + 4 HCl
C6H12O6 = CH3CH2OH + CO2 =>
C6H12O6 = 2 CH3CH2OH + 2 CO2
Na3(PO4) + KOH = NaOH + K3(PO4) =>
Na3(PO4) + 3 KOH = 3 NaOH + K3(PO4)
KCrO2 + H2SO4 = Cr2(SO4)3 + K2SO4 + H2O =>
2 KCrO2 + 4 H2SO4 = Cr2(SO4)3 + K2SO4 + 4 H2O
Ca(OH)2 + H3PO4 = Ca3(PO4)2 + H2O =>
3 Ca(OH)2 + 2 H3PO4 = Ca3(PO4)2 + 6 H2O
VO2{+} + Zn + H{+} = V2{+} + Zn2{+} + H2O =>
2 VO2{+} + 18 Zn + 8 H{+} = V2{+} + 9 Zn2{+} + 4 H2O
Ca(CO3) + SO2 + O2 = CaSO4 + CO2 =>
2 Ca(CO3) + 2 SO2 + O2 = 2 CaSO4 + 2 CO2
NaI(s) = Na(s) + I(s) =>
NaI(s) = Na(s) + I(s)
HgO = Hg + O2 =>
2 HgO = 2 Hg + O2
NH4HSO4 + H3PO4 = (NH4)2HPO4 + H2SO4 =>
2 NH4HSO4 + H3PO4 = (NH4)2HPO4 + 2 H2SO4
(NH4)2SO4 + BaCl2 = NH4Cl + BaSO4 =>
(NH4)2SO4 + BaCl2 = 2 NH4Cl + BaSO4
[V(H2O)6] + O2 = V2O5 + H2O =>
4[V(H2O)6] + 5 O2 = 2 V2O5 + 24 H2O
NaNO3Na2CO3 = NaCO3Na2NO3 =>
NaNO3Na2CO3 = NaCO3Na2NO3
H2C2O4 + NaOH = NaC2HO4 + H2O =>
H2C2O4 + NaOH = NaC2HO4 + H2O
MnO2 + KOH + O2 = KMnO4 + OH =>
MnO2 + KOH + O2 = KMnO4 + OH
Pb(NO3)2 = PbO + NO2 + O2 =>
2 Pb(NO3)2 = 2 PbO + 4 NO2 + O2
Na2SO3 + HNO3 = Na2SO4 + NO + H2O =>
3 Na2SO3 + 2 HNO3 = 3 Na2SO4 + 2 NO + H2O
Pb(OH)2HNO3 = PbNO3H(OH)2 =>
Pb(OH)2HNO3 = PbNO3H(OH)2
C5H12O + HCl = CH3Cl + H2O =>
C5H12O + 5 HCl = 5 CH3Cl + H2O
Zn + SnCl4 = ZnCl + Sn =>
4 Zn + SnCl4 = 4 ZnCl + Sn
Al(s) + HCl(ac) = AlCl3(ac) + H(g) =>
Al(s) + 3 HCl(ac) = AlCl3(ac) + 3 H(g)
NO2 + O2 = N2O5 =>
4 NO2 + O2 = 2 N2O5
H + MnO4{-} + NO2 = Mn{2+} + NO3{-} + H2O =>
2 H + MnO4{-} + 3 NO2 = Mn{2+} + 3 NO3{-} + H2O
(C6H5N2)2SO4 + C6H5OH = C6H5N2C6H4OH + H2SO4 =>
(C6H5N2)2SO4 + 2 C6H5OH = 2 C6H5N2C6H4OH + H2SO4
K2Cr2O7 + NaBr + H2SO4 = Br2 + Cr2(SO4)3 + K2SO4 + Na2SO4 + H2O =>
K2Cr2O7 + 6 NaBr + 7 H2SO4 = 3 Br2 + Cr2(SO4)3 + K2SO4 + 3 Na2SO4 + 7 H2O
C5 = C =>
C5 = 5 C
Ca + H{+} = Ca2{+} + H2 =>
4 Ca + 2 H{+} = 2 Ca2{+} + H2
BaO + NH4Cl = BaCl2 + NH3 + H2O =>
BaO + 2 NH4Cl = BaCl2 + 2 NH3 + H2O
H3X + Ca(OH)2 = Ca3X2 + H2O =>
2 H3X + 3 Ca(OH)2 = Ca3X2 + 6 H2O
HNO3(aq) + Ba(OH)2(aq) = Ba(NO3)2(aq) + H2O(l) =>
2 HNO3(aq) + Ba(OH)2(aq) = Ba(NO3)2(aq) + 2 H2O(l)
HClNH3 = NH4(Cl) =>
HClNH3 = NH4(Cl)
O2 + C4H7O2 = CO2 + H2O =>
19 O2 + 4 C4H7O2 = 16 CO2 + 14 H2O
Na2ZnO2CO2 = Na2CO3ZnO =>
Na2ZnO2CO2 = Na2CO3ZnO
CH3CH(CN)CH3 + HCl + H2O = CH3CH(COOH)CH3 + NH4Cl =>
CH3CH(CN)CH3 + HCl + 2 H2O = CH3CH(COOH)CH3 + NH4Cl
Pb + H3PO4 = H2 + Pb3(PO4)2 =>
3 Pb + 2 H3PO4 = 3 H2 + Pb3(PO4)2
Ba(ClO4)2 + Fe2(CO3)3 = Fe(ClO4)3 + Ba(CO3) =>
3 Ba(ClO4)2 + Fe2(CO3)3 = 2 Fe(ClO4)3 + 3 Ba(CO3)
CaClO(aq) + HCl(aq) = HClO(aq) + CaCl =>
CaClO(aq) + HCl(aq) = HClO(aq) + CaCl
HCl + H2CO3 = Cl2 + C + H2O =>
4 HCl + H2CO3 = 2 Cl2 + C + 3 H2O
UO2(s) + HF(g) = UF4(s) + H2O(g) =>
UO2(s) + 4 HF(g) = UF4(s) + 2 H2O(g)
CuO + SO3 = CuSO4 =>
CuO + SO3 = CuSO4
C10H18O + CH3OH = C10H20O + CH3O =>
C10H18O + 2 CH3OH = C10H20O + 2 CH3O
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| Équations équilibrées la veille | Équations équilibrées le lendemain |
Équations équilibrées sur12/24/24
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