| Équations équilibrées la veille | Équations équilibrées le lendemain |
NiCl2 + Na2(CO3) = Ni(CO3) + 2 NaCl
P4O10 + C2 = P2 + C2O2 =>
P4O10 + 5 C2 = 2 P2 + 5 C2O2
KNO2 + H2SO4 = HNO2 + KHSO4 =>
KNO2 + H2SO4 = HNO2 + KHSO4
Fe(NO3)2 + NaOH = Fe(OH)2 + NaNO3 =>
Fe(NO3)2 + 2 NaOH = Fe(OH)2 + 2 NaNO3
Cr(s) + O2(g) = Cr2O3(s) =>
4 Cr(s) + 3 O2(g) = 2 Cr2O3(s)
FeCl3 + KSCN = K3[Fe(SCN)6] + KCl =>
FeCl3 + 6 KSCN = K3[Fe(SCN)6] + 3 KCl
(ClO{-}) + H2O = HClO + HO{-} =>
(ClO{-}) + H2O = HClO + HO{-}
AgNO3 + MnI2 = AgI + Mn(NO3)2 =>
2 AgNO3 + MnI2 = 2 AgI + Mn(NO3)2
Fe + O2 = Fe2O3 =>
4 Fe + 3 O2 = 2 Fe2O3
Fe(NO3)2 + Na2CO3 = FeCO3 + NaNO3 =>
Fe(NO3)2 + Na2CO3 = FeCO3 + 2 NaNO3
H2 + BO2 = H4B6O11 + H2O =>
3 H2 + 6 BO2 = H4B6O11 + H2O
CaCO3 + H{+} + SO4{2-} + H2O = CaSO4(H2O)2 + CO2 =>
CaCO3 + 2 H{+} + SO4{2-} + H2O = CaSO4(H2O)2 + CO2
C4H10O + KMnO4 + H2SO4 = C2H4O2 + K2SO4 + MnSO4 + H2O =>
5 C4H10O + 8 KMnO4 + 12 H2SO4 = 10 C2H4O2 + 4 K2SO4 + 8 MnSO4 + 17 H2O
Ag(s) + CoBr(aq) = Co(s) + AgBr2(s) =>
Ag(s) + 2 CoBr(aq) = 2 Co(s) + AgBr2(s)
Fe{+2} + NO3{-} + H2O = Fe{+3} + OH{-} + NH3 =>
8 Fe{+2} + NO3{-} + 6 H2O = 8 Fe{+3} + 9 OH{-} + NH3
(NH4)2S + Fe(NO3)2 = NH4NO3 + FeS =>
(NH4)2S + Fe(NO3)2 = 2 NH4NO3 + FeS
S + KOH = K2(SO3) + K2S + H2O =>
3 S + 6 KOH = K2(SO3) + 2 K2S + 3 H2O
C8H18 + O2 = CO2 + H2O =>
2 C8H18 + 25 O2 = 16 CO2 + 18 H2O
Al + Fe(NO3)2 = Al(NO3)3 + Fe =>
2 Al + 3 Fe(NO3)2 = 2 Al(NO3)3 + 3 Fe
Cu + S = (ll)CuS =>
Cu + S = (ll)CuS
C6H6HCOOH + C2H5OH = C6H6OC2H5 + H2O =>
14 C6H6HCOOH + 31 C2H5OH = 20 C6H6OC2H5 + 39 H2O
FeS2 + HNO3 = Fe2(NO3)3 + SO2 + NO + H2O =>
6 FeS2 + 28 HNO3 = 3 Fe2(NO3)3 + 12 SO2 + 19 NO + 14 H2O
Pb(NO3)2 + Ba(OH)2 = Pb(OH)2 + Ba(NO3)2 =>
Pb(NO3)2 + Ba(OH)2 = Pb(OH)2 + Ba(NO3)2
K + Cl = K2Cl =>
2 K + Cl = K2Cl
Cu3SbS4 + HNO3 = CuSO4 + Sb2O5 + NO2 + H2SO4 + H2O =>
2 Cu3SbS4 + 70 HNO3 = 6 CuSO4 + Sb2O5 + 70 NO2 + 2 H2SO4 + 33 H2O
Na3[Cr(OH)6] + Br2 + NaOH = NaBr + NaCrO4 + H2O =>
Na3[Cr(OH)6] + 2 Br2 + 2 NaOH = 4 NaBr + NaCrO4 + 4 H2O
FeCl3 + Na2S2O3 = NaCl + FeCl2 + Na2S4O6 =>
2 FeCl3 + 2 Na2S2O3 = 2 NaCl + 2 FeCl2 + Na2S4O6
N + F = NF3 =>
N + 3 F = NF3
Cu(NH3)4 + HNO3 = Cu(NO3)2 + NO2 + H2O =>
Cu(NH3)4 + 32 HNO3 = Cu(NO3)2 + 34 NO2 + 22 H2O
C6H14O6 + H2 = C6H14 + H2O =>
C6H14O6 + 6 H2 = C6H14 + 6 H2O
NaCl + H3BO3 = HCl + Na2HBO3 =>
2 NaCl + H3BO3 = 2 HCl + Na2HBO3
C2H5OH + CH2O2 = C7H6O2 + H2O =>
2 C2H5OH + 3 CH2O2 = C7H6O2 + 6 H2O
CaCO3 + H3PO4 = Ca3O8P2 + CO2 + H2O =>
3 CaCO3 + 2 H3PO4 = Ca3O8P2 + 3 CO2 + 3 H2O
Fe + H2O = H2 + Fe3O4 =>
3 Fe + 4 H2O = 4 H2 + Fe3O4
CuCO3 = CuO + CO2 =>
CuCO3 = CuO + CO2
Na2SO3 + HCl = NaCl + H2O + SO2 =>
Na2SO3 + 2 HCl = 2 NaCl + H2O + SO2
Si + H2SO4 = H2Si + SO4 =>
Si + H2SO4 = H2Si + SO4
Fe(NO3)2 + NaOH = Fe(OH)2 + NaNO3 =>
Fe(NO3)2 + 2 NaOH = Fe(OH)2 + 2 NaNO3
C3H7Cl + NaOH = CH3CH2CH2OH + NaCl =>
C3H7Cl + NaOH = CH3CH2CH2OH + NaCl
C4H6BaO4 + Na2SO4 = BaSO4 + C2H3NaO2 =>
C4H6BaO4 + Na2SO4 = BaSO4 + 2 C2H3NaO2
Sr + Cu(NO3)2 = Sr(NO3)2 + Cu =>
Sr + Cu(NO3)2 = Sr(NO3)2 + Cu
P4O10 = O2 + P4 =>
P4O10 = 5 O2 + P4
CuSO4 + (NH4)2SO4 = Cu(NH4)2(SO4)2 =>
CuSO4 + (NH4)2SO4 = Cu(NH4)2(SO4)2
Cr + Fe(NO3)2 = Fe + Cr(NO3)3 =>
2 Cr + 3 Fe(NO3)2 = 3 Fe + 2 Cr(NO3)3
Na2SO3(aq) + HCI(aq) = NaCI(aq) + H2O(l) + SO2(g) =>
Na2SO3(aq) + 2 HCI(aq) = 2 NaCI(aq) + H2O(l) + SO2(g)
Fe(s) + S8 = FeS =>
8 Fe(s) + S8 = 8 FeS
C3H6 + CO2 + H2 = C4H8O =>
7 C3H6 + 3 CO2 + 3 H2 = 6 C4H8O
(NH4)2S + Fe(NO3)2 = NH4NO3 + FeS =>
(NH4)2S + Fe(NO3)2 = 2 NH4NO3 + FeS
Zn + Pb(NO3) = Zn(NO3)2 + Pb =>
Zn + 2 Pb(NO3) = Zn(NO3)2 + 2 Pb
BaCl{+2} + NaOH = Ba(OH){+2} + NaCl =>
BaCl{+2} + NaOH = Ba(OH){+2} + NaCl
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| Équations équilibrées la veille | Équations équilibrées le lendemain |
Équations équilibrées sur11/25/24
Équations équilibrées sur12/25/23
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