| Équations équilibrées la veille | Équations équilibrées le lendemain |
2 Al + 3 Cl2 = 2 AlCl3
B + C = BC =>
B + C = BC
(NH4)2SO4 + KOH = K2SO4 + NH3 + H2O =>
(NH4)2SO4 + 2 KOH = K2SO4 + 2 NH3 + 2 H2O
MgCl2 + Na3PO4 = Mg3(PO4)2 + NaCl =>
3 MgCl2 + 2 Na3PO4 = Mg3(PO4)2 + 6 NaCl
CaSiO3 + HF = SiF4 + CaF2 + H2O =>
CaSiO3 + 6 HF = SiF4 + CaF2 + 3 H2O
As2S3 + NO3{-} + H2O = AsO4{3-} + SO4{2-} + NO + H{+} =>
3 As2S3 + 28 NO3{-} + 4 H2O = 6 AsO4{3-} + 9 SO4{2-} + 28 NO + 8 H{+}
MgCl2 + Na3PO4 = Mg3(PO4)2 + NaCl =>
3 MgCl2 + 2 Na3PO4 = Mg3(PO4)2 + 6 NaCl
Ca5(PO4)3F + H2SO4 = Ca(H2PO4)2 + CaSO4 + HF =>
2 Ca5(PO4)3F + 7 H2SO4 = 3 Ca(H2PO4)2 + 7 CaSO4 + 2 HF
Mg + O2 = MgO =>
2 Mg + O2 = 2 MgO
CH4 + O2 = CO2 + H2O =>
CH4 + 2 O2 = CO2 + 2 H2O
NaOCl = NaCl + NaClO3 =>
3 NaOCl = 2 NaCl + NaClO3
Mg + O2 = MgO =>
2 Mg + O2 = 2 MgO
C8H18 + O2 = CO2 + H2O =>
2 C8H18 + 25 O2 = 16 CO2 + 18 H2O
NH3 + O2 = N2 + H2O =>
4 NH3 + 3 O2 = 2 N2 + 6 H2O
CaCl2 + Na3PO4 = Ca3(PO4)2 + NaCl =>
3 CaCl2 + 2 Na3PO4 = Ca3(PO4)2 + 6 NaCl
Na + H2O = NaOH + H2 =>
2 Na + 2 H2O = 2 NaOH + H2
C4H10 + O2 = CO2 + H2O =>
2 C4H10 + 13 O2 = 8 CO2 + 10 H2O
ClO{-} + I{-} + H{+} = Cl{-} + I2 + H2O =>
ClO{-} + 2 I{-} + 2 H{+} = Cl{-} + I2 + H2O
NaOH + H3PO4 = Na3PO4 + H2O =>
3 NaOH + H3PO4 = Na3PO4 + 3 H2O
Na + H2O = NaOH + H2 =>
2 Na + 2 H2O = 2 NaOH + H2
Fe(s) + Cl2(g) = FeCl3(s) =>
2 Fe(s) + 3 Cl2(g) = 2 FeCl3(s)
Ba(NO3)2 + H2SO4 = BaSO4 + HNO3 =>
Ba(NO3)2 + H2SO4 = BaSO4 + 2 HNO3
C8H18 + O2 = CO2 + H2O =>
2 C8H18 + 25 O2 = 16 CO2 + 18 H2O
Na2Cr2O7 + KCl = K2Cr2O7 + NaCl =>
Na2Cr2O7 + 2 KCl = K2Cr2O7 + 2 NaCl
NaOCl = NaCl + NaClO3 =>
3 NaOCl = 2 NaCl + NaClO3
Al + Br2 = AlBr3 =>
2 Al + 3 Br2 = 2 AlBr3
C3H6 + O2 = CO2 + H2O =>
2 C3H6 + 9 O2 = 6 CO2 + 6 H2O
K + Cl2 = KCl =>
2 K + Cl2 = 2 KCl
Na2S2O3 + HCl = NaCl + SO2 + S + H2O =>
Na2S2O3 + 2 HCl = 2 NaCl + SO2 + S + H2O
Na + HCl = H2 + NaCl =>
2 Na + 2 HCl = H2 + 2 NaCl
Na2O + SO3 = Na2SO4 =>
Na2O + SO3 = Na2SO4
ClO{-} + I{-} + H{+} = Cl{-} + I2 + H2O =>
ClO{-} + 2 I{-} + 2 H{+} = Cl{-} + I2 + H2O
Al + HCl = AlCl3 + H2 =>
2 Al + 6 HCl = 2 AlCl3 + 3 H2
Cu2O + O2 = CuO =>
2 Cu2O + O2 = 4 CuO
HCl + MnO2 = MnCl2 + H2O + Cl2 =>
4 HCl + MnO2 = MnCl2 + 2 H2O + Cl2
Cr(OH)3 + ClO{-} + OH{-} = CrO4{2-} + Cl{-} + H2O =>
2 Cr(OH)3 + 3 ClO{-} + 4 OH{-} = 2 CrO4{2-} + 3 Cl{-} + 5 H2O
BCl3 + P4 + H2 = BP + HCl =>
4 BCl3 + P4 + 6 H2 = 4 BP + 12 HCl
ZnS + O2 = ZnO + SO2 =>
2 ZnS + 3 O2 = 2 ZnO + 2 SO2
N2 + F2 = NF3 =>
N2 + 3 F2 = 2 NF3
Fe0 + O2 = FeO =>
2 Fe0 + O2 = 2 FeO
Na2S2O3 + HCl + CaCl2 = NaCl + CaSO4 + S + H2O =>
3 Na2S2O3 + 2 HCl + 2 CaCl2 = 6 NaCl + 2 CaSO4 + 4 S + H2O
N + AgNO3 = N(NO3)2 + Ag =>
N + 2 AgNO3 = N(NO3)2 + 2 Ag
SO2 + Li2Se = SSe2 + Li2O =>
SO2 + 2 Li2Se = SSe2 + 2 Li2O
Pb(NO3)2 = PbO + NO2 + O2 =>
2 Pb(NO3)2 = 2 PbO + 4 NO2 + O2
CH4 + O2 = CO2 + H2O =>
CH4 + 2 O2 = CO2 + 2 H2O
Ca + H3PO4 = Ca3(PO4)2 + H2 =>
3 Ca + 2 H3PO4 = Ca3(PO4)2 + 3 H2
SO2 + Br2 + H2O = Br{-} + SO4{2-} + H{+} =>
SO2 + Br2 + 2 H2O = 2 Br{-} + SO4{2-} + 4 H{+}
NH3 + H2SO4 = (NH4)2SO4 =>
2 NH3 + H2SO4 = (NH4)2SO4
P + O2 = P2O5 =>
4 P + 5 O2 = 2 P2O5
C3H8 + O2 = CO2 + H2O =>
C3H8 + 5 O2 = 3 CO2 + 4 H2O
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| Équations équilibrées la veille | Équations équilibrées le lendemain |
Équations équilibrées sur11/20/21
Équations équilibrées sur12/20/20
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