| Équations équilibrées la veille | Équations équilibrées le lendemain |
4 Cu + H2SO4 = H2S + 4 CuO
Na2O + SO2 = Na2SO3 =>
Na2O + SO2 = Na2SO3
H2O(aq) + Na2CO3(aq) + CuSO4(aq) = Na2SO4(aq) + CO2(aq) + CuCO3Cu(OH)2(aq) =>
H2O(aq) + 2 Na2CO3(aq) + 2 CuSO4(aq) = 2 Na2SO4(aq) + CO2(aq) + CuCO3Cu(OH)2(aq)
I2 + ClO3 = IO3 + Cl =>
I2 + 2 ClO3 = 2 IO3 + 2 Cl
I2 + Cl2 + H2O = HIO3 + HCl =>
I2 + 5 Cl2 + 6 H2O = 2 HIO3 + 10 HCl
Cl2 + OH{-} = Cl{-} + ClO{-} + H2O =>
Cl2 + 2 OH{-} = Cl{-} + ClO{-} + H2O
As2O5 + Ba(OH)2 = Ba3(AsO4)2 + H2O =>
As2O5 + 3 Ba(OH)2 = Ba3(AsO4)2 + 3 H2O
CuO + NH3 = N(g) + Cu(g) + H2O =>
3 CuO + 2 NH3 = 2 N(g) + 3 Cu(g) + 3 H2O
CuBr2 + Cl2 = CuCl2 + Br =>
CuBr2 + Cl2 = CuCl2 + 2 Br
CO2 + H2O = H2CO3 =>
CO2 + H2O = H2CO3
C2H6O + C9H8O4 = C8H8O3 + H2O =>
9 C2H6O + 14 C9H8O4 = 18 C8H8O3 + 11 H2O
NaNO2 + CrCl2 + NaOH = Na2CrO4 + NaCl + N2 + H2O =>
4 NaNO2 + 3 CrCl2 + 8 NaOH = 3 Na2CrO4 + 6 NaCl + 2 N2 + 4 H2O
Pb + NaOH + H2O = Na2Pb(OH)4 + H2 =>
Pb + 2 NaOH + 2 H2O = Na2Pb(OH)4 + H2
SO3{-2} + Be = S2O3{-2} + Be2O3{-2} =>
2 SO3{-2} + 2 Be = S2O3{-2} + Be2O3{-2}
Ca(CO3) = CaO + CO2 =>
Ca(CO3) = CaO + CO2
Mg(s) + Ag2S(s) = MgS(s) + Ag(s) =>
Mg(s) + Ag2S(s) = MgS(s) + 2 Ag(s)
KS + HgNO3 = KNO3 + HgS =>
KS + HgNO3 = KNO3 + HgS
Zn3(SbO4)2 + CO2 + H2O = H3SbO4 + ZnCO3 =>
Zn3(SbO4)2 + 3 CO2 + 3 H2O = 2 H3SbO4 + 3 ZnCO3
K2C2O4 + H2O = K + OH + HCO2 =>
K2C2O4 + 2 H2O = 2 K + 2 OH + 2 HCO2
Cu2O + O2 = CuO =>
2 Cu2O + O2 = 4 CuO
Zn(MnO4)2 + Sb2(CrO4)3 = Zn(CrO4)3 + Sb2(MnO4)2 =>
Zn(MnO4)2 + Sb2(CrO4)3 = Zn(CrO4)3 + Sb2(MnO4)2
CuSO4 + C2H4(NH2)2 = Cu(NH2)2 + C2H4(SO4) =>
CuSO4 + C2H4(NH2)2 = Cu(NH2)2 + C2H4(SO4)
ZrOCl2 + NaOH = ZrO(OH)2 + NaCl =>
ZrOCl2 + 2 NaOH = ZrO(OH)2 + 2 NaCl
H2S + O2 = SO2 + H2O =>
2 H2S + 3 O2 = 2 SO2 + 2 H2O
Pb(NO3)2 + HSO4 = Pb(SO4)2 + HNO3 =>
Pb(NO3)2 + 2 HSO4 = Pb(SO4)2 + 2 HNO3
Br2(l) + Al = AlBr3 =>
3 Br2(l) + 2 Al = 2 AlBr3
As + NO3 = AsO4 + NO =>
As + 2 NO3 = AsO4 + 2 NO
NH3 + O2 = N2 + H2O =>
4 NH3 + 3 O2 = 2 N2 + 6 H2O
K(NO3) + Ca(OH)2 = K(OH) + Ca(NO3)2 =>
2 K(NO3) + Ca(OH)2 = 2 K(OH) + Ca(NO3)2
Mo + HNO3 + HF = H2[MoF8] + NO + H2O =>
Mo + 2 HNO3 + 8 HF = H2[MoF8] + 2 NO + 4 H2O
Ce(NO3)3 + H2C2O4 = Ce2(C2O4)3 + HNO3 =>
2 Ce(NO3)3 + 3 H2C2O4 = Ce2(C2O4)3 + 6 HNO3
C3H8 + O2 = CO2 + H2O =>
C3H8 + 5 O2 = 3 CO2 + 4 H2O
Cu2S + H2SO4 + HNO3 = CuSO4 + NO + H2O =>
3 Cu2S + 3 H2SO4 + 10 HNO3 = 6 CuSO4 + 10 NO + 8 H2O
Al + ZnCl2 = Zn + AlCl3 =>
2 Al + 3 ZnCl2 = 3 Zn + 2 AlCl3
KIO3 + KI + HCl = KICl4 + H2O =>
2 KIO3 + KI + 12 HCl = 3 KICl4 + 6 H2O
B2O3 + NaOH = H2O + Na3BO3 =>
B2O3 + 6 NaOH = 3 H2O + 2 Na3BO3
Fe(OH)2 + H3PO4 = FePO4 + H3(OH)2 =>
Fe(OH)2 + H3PO4 = FePO4 + H3(OH)2
W + CuSe2 = Cu + WSe2 =>
W + CuSe2 = Cu + WSe2
CsHCO3(s) = Cs2CO3(s) + H2O(g) + CO2(g) =>
2 CsHCO3(s) = Cs2CO3(s) + H2O(g) + CO2(g)
KClO3 + C2H3Cl = KCl + H2O + CO2 + HCl =>
5 KClO3 + 3 C2H3Cl = 5 KCl + 3 H2O + 6 CO2 + 3 HCl
HClO + (OH)2 = H2O + ClO =>
2 HClO + (OH)2 = 2 H2O + 2 ClO
FCa = CaF =>
FCa = CaF
NaHSO3 + Cl2 + H2O = HCl + NaHSO4 =>
NaHSO3 + Cl2 + H2O = 2 HCl + NaHSO4
SiO2 + KOH = H2O + K2SiO3 =>
SiO2 + 2 KOH = H2O + K2SiO3
Y2O3(s) + SO3 = Y2(SO4)3 =>
Y2O3(s) + 3 SO3 = Y2(SO4)3
FeCl3 + KBr = FeK + Cl2 + Br2 =>
2 FeCl3 + 2 KBr = 2 FeK + 3 Cl2 + Br2
H2O + NO2 = NH3 + O2 =>
6 H2O + 4 NO2 = 4 NH3 + 7 O2
Pb(NO3)2(aq) + HCl(aq) = PbCl2 + H2O + N2O5 =>
Pb(NO3)2(aq) + 2 HCl(aq) = PbCl2 + H2O + N2O5
MgCl2 = Mg + Cl =>
MgCl2 = Mg + 2 Cl
HNO3 + Na2CO3 = NaNO3 + H2CO3 =>
2 HNO3 + Na2CO3 = 2 NaNO3 + H2CO3
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| Équations équilibrées la veille | Équations équilibrées le lendemain |
Équations équilibrées sur12/19/23
Équations équilibrées sur01/18/23
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