| Équations équilibrées la veille | Équations équilibrées le lendemain |
2 K + 2 H2O = 2 KOH + H2
Cu(NO3)2 + NaCl = Cu(Cl)2 + NaNO3 =>
Cu(NO3)2 + 2 NaCl = Cu(Cl)2 + 2 NaNO3
NaOH + HCl + CaCO3 = Na2CO3 + H2O + CaCl2 =>
2 NaOH + 2 HCl + CaCO3 = Na2CO3 + 2 H2O + CaCl2
NaOH + KMnO = KOH + MnO + Na =>
NaOH + KMnO = KOH + MnO + Na
CaCl2 + H3PO4 + NaOH = Ca5(PO4)3(OH) + NaCl + H2O =>
5 CaCl2 + 3 H3PO4 + 10 NaOH = Ca5(PO4)3(OH) + 10 NaCl + 9 H2O
NaHCO3 + HCI = NaCIH2O + CO2 =>
NaHCO3 + HCI = NaCIH2O + CO2
Zn(OH)2Ca(OH)2 = Ca[Zn(OH)4] =>
Zn(OH)2Ca(OH)2 = Ca[Zn(OH)4]
AgNO3 + NiI2 = AgI + Ni(NO3)2 =>
2 AgNO3 + NiI2 = 2 AgI + Ni(NO3)2
NiCl2 + Na2CO3 = NiCO3 + Na2Cl2 =>
NiCl2 + Na2CO3 = NiCO3 + Na2Cl2
Cu + (NO3){-} + H{+} = Cu{+2} + NO2 + H2O =>
Cu + 2(NO3){-} + 4 H{+} = Cu{+2} + 2 NO2 + 2 H2O
MnCl4 + K = KCl + Mn =>
MnCl4 + 4 K = 4 KCl + Mn
NaOH + Ca(OH)2 + Cl2 = Ca(OCl)2 + NaCl + H2O =>
2 NaOH + Ca(OH)2 + 2 Cl2 = Ca(OCl)2 + 2 NaCl + 2 H2O
BeF2 = Be + F2 =>
BeF2 = Be + F2
Cd3(PO4)2 + (NH4)2 = Cd3 + (NH4)3PO4 =>
Cd3(PO4)2 + 3(NH4)2 = Cd3 + 2(NH4)3PO4
Cr + HNO3 = Cr(NO3) + H2O + NO2 =>
Cr + 2 HNO3 = Cr(NO3) + H2O + NO2
GeO2 + SO2 = GeS2 + O2 =>
GeO2 + 2 SO2 = GeS2 + 3 O2
K2CO3 + C2H4O2 = KC2H3O2 + CO2 + H2O =>
K2CO3 + 2 C2H4O2 = 2 KC2H3O2 + CO2 + H2O
Na2 + Cl7 = NaCl =>
7 Na2 + 2 Cl7 = 14 NaCl
Na(s) + Cl(g) = NaCl(aq) =>
Na(s) + Cl(g) = NaCl(aq)
Na2O + H2O = Na + H2O2 =>
Na2O + H2O = 2 Na + H2O2
Pb + HNO3 = Pb(NO3)4 + H2 =>
Pb + 4 HNO3 = Pb(NO3)4 + 2 H2
C2H5OH + O2 = CO2 + H2O =>
C2H5OH + 3 O2 = 2 CO2 + 3 H2O
H3PO4 + Mg(OH)2 = Mg3(PO4)2 + H2O =>
2 H3PO4 + 3 Mg(OH)2 = Mg3(PO4)2 + 6 H2O
Pb + NaOH = Na2PbO2 + H2 =>
Pb + 2 NaOH = Na2PbO2 + H2
Cl2 + HgO + H2O = HClO + HgO*HgCl =>
3 Cl2 + 4 HgO + 2 H2O = 4 HClO + 2 HgO*HgCl
Fe + Ba(OH)2 + H2O = FeBa(OH)4 + H2 =>
Fe + Ba(OH)2 + 2 H2O = FeBa(OH)4 + H2
K2Cr2O7 + H2SO3 + KOH = KCrO2 + H2O + K2SO4 =>
K2Cr2O7 + 3 H2SO3 + 6 KOH = 2 KCrO2 + 6 H2O + 3 K2SO4
PbSO4 + KI = PbI2 + K2SO4 =>
PbSO4 + 2 KI = PbI2 + K2SO4
Hg + HClO4 = Hg(ClO4)2 + H2 =>
Hg + 2 HClO4 = Hg(ClO4)2 + H2
PbSeO4 + HNO3 + H2SeO4 = Pb(SeO4)2 + NO + H2O =>
3 PbSeO4 + 2 HNO3 + 3 H2SeO4 = 3 Pb(SeO4)2 + 2 NO + 4 H2O
Zn(C2H3O2)2 + K2CO3 = KC2H3O2 + ZnCO3 =>
Zn(C2H3O2)2 + K2CO3 = 2 KC2H3O2 + ZnCO3
C2H5OH + H2O = CH3COOH + H2 =>
C2H5OH + H2O = CH3COOH + 2 H2
CaCO3 = CaO + C2O4 =>
2 CaCO3 = 2 CaO + C2O4
C6H5CH3 + Ca(OCl)2 = C6H5CH2Cl + Ca(OH)2 =>
2 C6H5CH3 + Ca(OCl)2 = 2 C6H5CH2Cl + Ca(OH)2
Ca + NHO3 = CaNO3 + H2O + N2O =>
8 Ca + 10 NHO3 = 8 CaNO3 + 5 H2O + N2O
C3H8H + O2 = CO2 + H2O =>
4 C3H8H + 21 O2 = 12 CO2 + 18 H2O
NH3 + ClO{-} = N2H4 + Cl{-} + H2O =>
2 NH3 + ClO{-} = N2H4 + Cl{-} + H2O
BaCl2(aq) + NaSO4 = BaSO4 + NaCl2 =>
BaCl2(aq) + NaSO4 = BaSO4 + NaCl2
K2HPO4 + H2O = KOH + H3PO4 =>
K2HPO4 + 2 H2O = 2 KOH + H3PO4
NaOH + Cu = Na + Cu(OH) =>
NaOH + Cu = Na + Cu(OH)
MgCl2 + (NH4)2SO4 + Na2HPO4 = NH4MgPO4 + Na + Cl + SO4 + H =>
2 MgCl2 + (NH4)2SO4 + 2 Na2HPO4 = 2 NH4MgPO4 + 4 Na + 4 Cl + SO4 + 2 H
AgI + K + Na2S = Ag2S + KI + Na =>
2 AgI + 2 K + Na2S = Ag2S + 2 KI + 2 Na
CuO + Cl = CuOCl =>
CuO + Cl = CuOCl
H2O2 = H2O + O2 =>
2 H2O2 = 2 H2O + O2
C4H8O = C2H4 + O =>
C4H8O = 2 C2H4 + O
P4 + O2 = P2O3 =>
P4 + 3 O2 = 2 P2O3
Zn2 + O2 = O2(Zn)2 =>
Zn2 + O2 = O2(Zn)2
Al2 + CO2 = Al2O3 + C =>
2 Al2 + 3 CO2 = 2 Al2O3 + 3 C
Pd + HNO3 = Pd(NO3)2 + NO + H2O =>
3 Pd + 8 HNO3 = 3 Pd(NO3)2 + 2 NO + 4 H2O
ZnO + NaI = Na2O + ZnI2 =>
ZnO + 2 NaI = Na2O + ZnI2
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| Équations équilibrées la veille | Équations équilibrées le lendemain |
Équations équilibrées sur01/13/25
Équations équilibrées sur02/12/24
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