| Équations équilibrées la veille | Équations équilibrées le lendemain |
2 SO2 + O2 + 2 H2O = 2 H2SO4
Na + Cl2 = NaCl =>
2 Na + Cl2 = 2 NaCl
K2O(s) + H2O(l) = KOH(aq) =>
K2O(s) + H2O(l) = 2 KOH(aq)
Cr(NO3)2(aq) + NaOH(aq) = Cr(OH)2(s) + NaNO3(aq) =>
Cr(NO3)2(aq) + 2 NaOH(aq) = Cr(OH)2(s) + 2 NaNO3(aq)
CuO + H2 = Cu + H2O =>
CuO + H2 = Cu + H2O
AlCl3 + Na2SO4 = Al2(SO4)3 + NaCl =>
2 AlCl3 + 3 Na2SO4 = Al2(SO4)3 + 6 NaCl
NaBr + Cl2 = NaCl + Br2 =>
2 NaBr + Cl2 = 2 NaCl + Br2
C + H2O = CO + H2 =>
C + H2O = CO + H2
C3H8 + O2 = H2O + CO2 =>
C3H8 + 5 O2 = 4 H2O + 3 CO2
Cu + AgNO3 = Cu(NO3)2 + Ag =>
Cu + 2 AgNO3 = Cu(NO3)2 + 2 Ag
Na + H2O = NaOH + H2 =>
2 Na + 2 H2O = 2 NaOH + H2
H2 + O2 = H2O =>
2 H2 + O2 = 2 H2O
AgCl + Na2S = Ag2S + NaCl =>
2 AgCl + Na2S = Ag2S + 2 NaCl
CaCO3 + HCl = CaCl2 + H2O + CO2 =>
CaCO3 + 2 HCl = CaCl2 + H2O + CO2
CH4 + O2 = CO2 + H2O =>
CH4 + 2 O2 = CO2 + 2 H2O
C3H8 + O2 = CO2 + H2O =>
C3H8 + 5 O2 = 3 CO2 + 4 H2O
C6H10 + O2 = CO2 + H2O =>
2 C6H10 + 17 O2 = 12 CO2 + 10 H2O
AgCl + Na2S = Ag2S + NaCl =>
2 AgCl + Na2S = Ag2S + 2 NaCl
NH3 + HCl = NH4Cl =>
NH3 + HCl = NH4Cl
KNO3 = KNO2 + O2 =>
2 KNO3 = 2 KNO2 + O2
NaClO3 + K2SnO2 = NaCl + K2SnO3 =>
NaClO3 + 3 K2SnO2 = NaCl + 3 K2SnO3
Ca(OH)2 + Al2(SO4)3 = CaSO4 + Al(OH)3 =>
3 Ca(OH)2 + Al2(SO4)3 = 3 CaSO4 + 2 Al(OH)3
CaO + C = CaC2 + CO =>
CaO + 3 C = CaC2 + CO
C5H10O2 + NaOH = C5H9O2 + Na + H2O =>
C5H10O2 + NaOH = C5H9O2 + Na + H2O
BaCl2 + K3N = Ba3N2 + KCl =>
3 BaCl2 + 2 K3N = Ba3N2 + 6 KCl
H2O2 = H2O + O2 =>
2 H2O2 = 2 H2O + O2
Ba(ClO3)2 = BaCl2 + O3 =>
Ba(ClO3)2 = BaCl2 + 2 O3
Co2O3(s) + SO3(l) = Co2(SO4)3(s) =>
Co2O3(s) + 3 SO3(l) = Co2(SO4)3(s)
Al + O2 = Al2O3 =>
4 Al + 3 O2 = 2 Al2O3
C12H22O11 + O2 = CO2 + H2O =>
C12H22O11 + 12 O2 = 12 CO2 + 11 H2O
Mg + HCl = H2 + MgCl2 =>
Mg + 2 HCl = H2 + MgCl2
Mg(NO3)2 + Cu = Cu(NO3)2 + Mg =>
Mg(NO3)2 + Cu = Cu(NO3)2 + Mg
Pb + PO4 = PbPO4 =>
Pb + PO4 = PbPO4
AgNO3 + Al = Ag + Al(NO3)3 =>
3 AgNO3 + Al = 3 Ag + Al(NO3)3
K + Br2 = KBr =>
2 K + Br2 = 2 KBr
C(g) + O2(g) = CO2(g) =>
C(g) + O2(g) = CO2(g)
K3PO4 + H2SO4 = K2SO4 + H3PO4 =>
2 K3PO4 + 3 H2SO4 = 3 K2SO4 + 2 H3PO4
KNO3 = KNO2 + O2 =>
2 KNO3 = 2 KNO2 + O2
Fe(C2H3O2)3 + MgCrO4 = Mg(C2H3O2)2 + Fe2(CrO4)3 =>
2 Fe(C2H3O2)3 + 3 MgCrO4 = 3 Mg(C2H3O2)2 + Fe2(CrO4)3
Zn + S = ZnS =>
Zn + S = ZnS
NH4Cl + Ca(OH)2 = CaCl2 + NH3 + H2O =>
2 NH4Cl + Ca(OH)2 = CaCl2 + 2 NH3 + 2 H2O
ZnS + O2 = ZnO + SO2 =>
2 ZnS + 3 O2 = 2 ZnO + 2 SO2
P2 + H2 = PH3 =>
P2 + 3 H2 = 2 PH3
H2SO4 + NaHCO3 = Na2SO4 + CO2 + H2O =>
H2SO4 + 2 NaHCO3 = Na2SO4 + 2 CO2 + 2 H2O
N2 + H2 = NH3 =>
N2 + 3 H2 = 2 NH3
Mn3O4 + Al = Mn + Al2O3 =>
3 Mn3O4 + 8 Al = 9 Mn + 4 Al2O3
H2SO4 + Pb(OH)4 = Pb(SO4)2 + H2O =>
2 H2SO4 + Pb(OH)4 = Pb(SO4)2 + 4 H2O
FeO + CO = CO2 + Fe =>
FeO + CO = CO2 + Fe
NaIO3 + SO2 + H2O = Na2SO4 + I2 + H2SO4 =>
2 NaIO3 + 5 SO2 + 4 H2O = Na2SO4 + I2 + 4 H2SO4
N2H2 + H2O2 = N2 + H2O =>
N2H2 + H2O2 = N2 + 2 H2O
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| Équations équilibrées la veille | Équations équilibrées le lendemain |
Équations équilibrées sur01/12/19
Équations équilibrées sur02/11/18
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