| Équations équilibrées la veille | Équations équilibrées le lendemain |
C2H6 + Br2 = C2H5Br + HBr
S4O6{2-} + ClO3{-} + H2O = SO4{2-} + Cl{-} + H{+} =>
3 S4O6{2-} + 7 ClO3{-} + 9 H2O = 12 SO4{2-} + 7 Cl{-} + 18 H{+}
Au + NaCN + O2 + H2O = NaAu(CN)2 + NaOH =>
4 Au + 8 NaCN + O2 + 2 H2O = 4 NaAu(CN)2 + 4 NaOH
Mg + O2 = MgO =>
2 Mg + O2 = 2 MgO
Cu(NO3)2 + NH3(NH4OH) = Cu(NH4OH)2 + NH3NO3 =>
Cu(NO3)2 + 2 NH3(NH4OH) = Cu(NH4OH)2 + 2 NH3NO3
C2 + SO2 = CO2 + CS2 =>
3 C2 + 4 SO2 = 4 CO2 + 2 CS2
Pb(NO3)2 + Na2SO4 = PbSO4 + NaNO3 =>
Pb(NO3)2 + Na2SO4 = PbSO4 + 2 NaNO3
Na2B4O7*8H2O + HCl = NaCl + H3BO3 + H2O =>
Na2B4O7*8H2O + 2 HCl = 2 NaCl + 4 H3BO3 + 3 H2O
HCLO + H2O = CLO + H3O =>
HCLO + H2O = CLO + H3O
Cu + HNO3 = CuHNO3 =>
Cu + HNO3 = CuHNO3
K4Fe(CN)6 + KMnO4 + H2SO4 = KHSO4 + Fe2(SO4)3 + MnSO4 + HNO3 + CO2 + H2O =>
10 K4Fe(CN)6 + 122 KMnO4 + 299 H2SO4 = 162 KHSO4 + 5 Fe2(SO4)3 + 122 MnSO4 + 60 HNO3 + 60 CO2 + 188 H2O
H2O2 = H2O + O2 =>
2 H2O2 = 2 H2O + O2
AgNO3 + NaBr = NaNO3 + AgBr =>
AgNO3 + NaBr = NaNO3 + AgBr
Cu + HNO3 = CuHNO3 =>
Cu + HNO3 = CuHNO3
BaCO3 + Al = BaO + C + Al2O3 =>
3 BaCO3 + 4 Al = 3 BaO + 3 C + 2 Al2O3
Cu + HNO3 = CuHNO3 =>
Cu + HNO3 = CuHNO3
H2So4(aq) + Ba(OH)2(aq) = H2O(l) + BaSo4(s) =>
H2So4(aq) + Ba(OH)2(aq) = 2 H2O(l) + BaSo4(s)
C6H5COONa + NaOH = C6H6 + Na2CO3 =>
C6H5COONa + NaOH = C6H6 + Na2CO3
K2S + HCLO3 + H2O = KCL + S + KOH =>
3 K2S + HCLO3 + 2 H2O = KCL + 3 S + 5 KOH
Si + Cl2 = SiCl2 =>
Si + Cl2 = SiCl2
Cu + HNO3 = CuHN + O3 =>
Cu + HNO3 = CuHN + O3
Ca + N2 = Ca3N2 =>
3 Ca + N2 = Ca3N2
H20 + CO2 = C6H12O6 + O2 =>
3 H20 + 30 CO2 = 5 C6H12O6 + 15 O2
Cu + HNO3 = CuHNO3 =>
Cu + HNO3 = CuHNO3
ZnS(s) + O2(g) = SO2(g) + ZnO(s) =>
2 ZnS(s) + 3 O2(g) = 2 SO2(g) + 2 ZnO(s)
Cu + HNO3 = CuH + NO3 =>
Cu + HNO3 = CuH + NO3
AgBr + Na2S2O3 = Na3Ag(S2O3)2 + NaBr =>
AgBr + 2 Na2S2O3 = Na3Ag(S2O3)2 + NaBr
Cu + HNO3 = CuH + NO3 =>
Cu + HNO3 = CuH + NO3
C2H5Br + HOH = C2H5OH + HBr =>
C2H5Br + HOH = C2H5OH + HBr
Li + F2 = LiF =>
2 Li + F2 = 2 LiF
Mg + N2 = Mg3N2 =>
3 Mg + N2 = Mg3N2
MnSO4 + KBiO3 + H2SO4 = KMnO4 + Bi2(SO4)3 + K2SO4 + H20 =>
60 MnSO4 + 80 KBiO3 + 70 H2SO4 = 60 KMnO4 + 40 Bi2(SO4)3 + 10 K2SO4 + 7 H20
AgNO3 + HCl = AgCl + HNO3 =>
AgNO3 + HCl = AgCl + HNO3
Na3[Sb(OH)6] + HCl = NaCl + SbCl3 + H2O =>
Na3[Sb(OH)6] + 6 HCl = 3 NaCl + SbCl3 + 6 H2O
NH3 = N2 + H2 =>
2 NH3 = N2 + 3 H2
ZnS(s) + O2(g) = SO2(g) + ZnO(s) =>
2 ZnS(s) + 3 O2(g) = 2 SO2(g) + 2 ZnO(s)
PbSO4 + LiNO3 = Pb(NO3)2 + Li2SO4 =>
PbSO4 + 2 LiNO3 = Pb(NO3)2 + Li2SO4
H2 + O2 = H2O =>
2 H2 + O2 = 2 H2O
C4H10 + O2 = CO2 + H2O =>
2 C4H10 + 13 O2 = 8 CO2 + 10 H2O
HCl = H2 + Cl2 =>
2 HCl = H2 + Cl2
Fe(NO3)3 + NaOH = Fe(OH)3 + NaNO3 =>
Fe(NO3)3 + 3 NaOH = Fe(OH)3 + 3 NaNO3
Fe + Cu(NO3)2 = Fe(NO3)2 + Cu =>
Fe + Cu(NO3)2 = Fe(NO3)2 + Cu
FeSO4 + KMnO4 + H2SO4 = Fe2(SO4)3 + MnSO4 + K2SO4 + H2O =>
10 FeSO4 + 2 KMnO4 + 8 H2SO4 = 5 Fe2(SO4)3 + 2 MnSO4 + K2SO4 + 8 H2O
NI3 = N2 + I2 =>
2 NI3 = N2 + 3 I2
BaCl2 + K2SO4 = BaSO4 + KCl =>
BaCl2 + K2SO4 = BaSO4 + 2 KCl
Mg + SO4 = MgO + MgS =>
5 Mg + SO4 = 4 MgO + MgS
NaI(aq) + Br2(aq) = I2(s) + NaBr(aq) =>
2 NaI(aq) + Br2(aq) = I2(s) + 2 NaBr(aq)
BaCl2(aq) + K2SO4(aq) = BaSO4(s) + KCl(aq) =>
BaCl2(aq) + K2SO4(aq) = BaSO4(s) + 2 KCl(aq)
Al2(So4)3 + NaOh = Al(Oh)3 + Na2So4 =>
Al2(So4)3 + 6 NaOh = 2 Al(Oh)3 + 3 Na2So4
AlCl3 + NaOH = Al(OH)3 + NaCl =>
AlCl3 + 3 NaOH = Al(OH)3 + 3 NaCl
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| Équations équilibrées la veille | Équations équilibrées le lendemain |
Équations équilibrées sur03/05/16
Équations équilibrées sur04/04/15
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