| Équations équilibrées la veille | Équations équilibrées le lendemain |
FeCl2 + ZnO = FeO + ZnCl2
Pb + HCl = PbCl2 + H2 =>
Pb + 2 HCl = PbCl2 + H2
Cl2 + H2O = HCl + HClO3 =>
3 Cl2 + 3 H2O = 5 HCl + HClO3
C3H5(NO3)3 = CO2 + N2 + H2O + O2 =>
4 C3H5(NO3)3 = 12 CO2 + 6 N2 + 10 H2O + O2
C6H6 + HNO3 = C6H5NO2 + H2O =>
C6H6 + HNO3 = C6H5NO2 + H2O
Fe + O2 = FeO =>
2 Fe + O2 = 2 FeO
KL + Cl2 = KCl + L2 =>
2 KL + Cl2 = 2 KCl + L2
CaO + HCl = CaCl2 + H2O =>
CaO + 2 HCl = CaCl2 + H2O
Pb + H3PO4 = H2 + Pb3(PO4)2 =>
3 Pb + 2 H3PO4 = 3 H2 + Pb3(PO4)2
ZnS + O2 = ZnO + SO2 =>
2 ZnS + 3 O2 = 2 ZnO + 2 SO2
NaOH + Sn = Na + Sn(OH)2 =>
2 NaOH + Sn = 2 Na + Sn(OH)2
Pb(NO3)2(aq) + NiCl2(aq) = PbCl4() + NiNO3() =>
Pb(NO3)2(aq) + 2 NiCl2(aq) = PbCl4() + 2 NiNO3()
CuO + H2 = Cu + H2O =>
CuO + H2 = Cu + H2O
Fe + O2 = Fe2O3 =>
4 Fe + 3 O2 = 2 Fe2O3
C6H14 + O2 = CO2 + H2O =>
2 C6H14 + 19 O2 = 12 CO2 + 14 H2O
C8H18 + O2 = CO + H2O =>
2 C8H18 + 17 O2 = 16 CO + 18 H2O
Na + NaNO3 = Na2O + N2 =>
10 Na + 2 NaNO3 = 6 Na2O + N2
N2 + H2 = NH3 =>
N2 + 3 H2 = 2 NH3
RbClO3 = RbCl + O2 =>
2 RbClO3 = 2 RbCl + 3 O2
Si4H10 + O2 = SiO2 + H2O =>
2 Si4H10 + 13 O2 = 8 SiO2 + 10 H2O
Zn + H3O{+} = Zn2{+} + H2 + H2O =>
4 Zn + 2 H3O{+} = 2 Zn2{+} + H2 + 2 H2O
Zn(OH)2 + Na3PO4 = Zn3(PO4)2 + NaOH =>
3 Zn(OH)2 + 2 Na3PO4 = Zn3(PO4)2 + 6 NaOH
NF3 = N + F =>
NF3 = N + 3 F
Na2CO3 + HCl = NaCl + H2O + CO2 =>
Na2CO3 + 2 HCl = 2 NaCl + H2O + CO2
CrO7{2-} + Sn{2+} + H{+} = Sn{4+} + Cr{3+} + H2O =>
2 CrO7{2-} + 9 Sn{2+} + 28 H{+} = 9 Sn{4+} + 2 Cr{3+} + 14 H2O
CH4 + O2 = CO2 + H2O =>
CH4 + 2 O2 = CO2 + 2 H2O
N2O5 + H2O = HNO3 =>
N2O5 + H2O = 2 HNO3
Mg + H2O = Mg(OH)2 + H2 =>
Mg + 2 H2O = Mg(OH)2 + H2
Fe + O2 = Fe2O3 =>
4 Fe + 3 O2 = 2 Fe2O3
Fe2O3 + CO = Fe + CO2 =>
Fe2O3 + 3 CO = 2 Fe + 3 CO2
Pb(NO3)2(aq) + NiCl2(aq) = PbCl4(s) + NiNO3(aq) =>
Pb(NO3)2(aq) + 2 NiCl2(aq) = PbCl4(s) + 2 NiNO3(aq)
Na + S = Na2S =>
2 Na + S = Na2S
Fe2O3 + H2 = Fe + H2O =>
Fe2O3 + 3 H2 = 2 Fe + 3 H2O
Fe + O2 = Fe2O3 =>
4 Fe + 3 O2 = 2 Fe2O3
Cr3{+} + H2O2 = CrO5 + H{+} + H2O =>
2 Cr3{+} + 29 H2O2 = 6 CrO5 + 2 H{+} + 28 H2O
H2SO4 + KOH = K2SO4 + H2O =>
H2SO4 + 2 KOH = K2SO4 + 2 H2O
Fe2O3 + C = Fe + CO2 =>
2 Fe2O3 + 3 C = 4 Fe + 3 CO2
Fe2(SO4)3 + KOH = Fe(OH)3 + K2SO4 =>
Fe2(SO4)3 + 6 KOH = 2 Fe(OH)3 + 3 K2SO4
Fe2O3 + C = Fe + CO2 =>
2 Fe2O3 + 3 C = 4 Fe + 3 CO2
Mg + O2 = MgO =>
2 Mg + O2 = 2 MgO
Fe2O3 + CO = CO2 + Fe =>
Fe2O3 + 3 CO = 3 CO2 + 2 Fe
C3H70H + O2 = CO2 + H2O =>
4 C3H70H + 83 O2 = 12 CO2 + 142 H2O
Fe + O2 = Fe2O3 =>
4 Fe + 3 O2 = 2 Fe2O3
Ca3(PO4)2 + SiO2 = P4O10 + CaSiO3 =>
2 Ca3(PO4)2 + 6 SiO2 = P4O10 + 6 CaSiO3
RaCl2 = Ra + Cl2 =>
RaCl2 = Ra + Cl2
KL + Cl2 = KCl + L2 =>
2 KL + Cl2 = 2 KCl + L2
Na2CO3 + HCl = NaCl + H2O + CO2 =>
Na2CO3 + 2 HCl = 2 NaCl + H2O + CO2
CO2(g) + H2O(l) = CH3OH(l) + O2(g) =>
2 CO2(g) + 4 H2O(l) = 2 CH3OH(l) + 3 O2(g)
Ag + Cl2 = AgCl =>
2 Ag + Cl2 = 2 AgCl
NaCl = Na + Cl2 =>
2 NaCl = 2 Na + Cl2
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| Équations équilibrées la veille | Équations équilibrées le lendemain |
Équations équilibrées sur02/03/21
Équations équilibrées sur03/05/20
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