| Équations équilibrées la veille | Équations équilibrées le lendemain |
Br2 + 2 KI = 2 KBr + I2
S + H2 = H2S =>
S + H2 = H2S
C18H24O2 + O2 = CO2 + H2O =>
C18H24O2 + 23 O2 = 18 CO2 + 12 H2O
K2O(s) + H2O(l) = KOH(aq) =>
K2O(s) + H2O(l) = 2 KOH(aq)
Cu + AGNo3 = Cu(No3)2 + AG =>
Cu + 2 AGNo3 = Cu(No3)2 + 2 AG
CuCO3 = CuO + CO2 =>
CuCO3 = CuO + CO2
C3H7OH + O2 = CO2 + H2O =>
2 C3H7OH + 9 O2 = 6 CO2 + 8 H2O
Na + Br2 = NaBr =>
2 Na + Br2 = 2 NaBr
NaHCO3(aq) + HCl(aq) = H2O(l) + NaCl(aq) + CO2(g) =>
NaHCO3(aq) + HCl(aq) = H2O(l) + NaCl(aq) + CO2(g)
Fe + H2O = Fe3O4 + H2 =>
3 Fe + 4 H2O = Fe3O4 + 4 H2
C10H14N2Na2O8 + NaOH = C10H12N2Na4O8 + H2O =>
C10H14N2Na2O8 + 2 NaOH = C10H12N2Na4O8 + 2 H2O
Cu + HNO3 = Cu(NO3)2 + NO2 + H2O =>
Cu + 4 HNO3 = Cu(NO3)2 + 2 NO2 + 2 H2O
C6H6 + O2 = CO2 + H2O =>
2 C6H6 + 15 O2 = 12 CO2 + 6 H2O
N2 + Mg = Mg3N2 =>
N2 + 3 Mg = Mg3N2
CuCO3 = CuO + CO2 =>
CuCO3 = CuO + CO2
Mg + O2 = MgO =>
2 Mg + O2 = 2 MgO
C(s) + S(s) = CS2(l) =>
C(s) + 2 S(s) = CS2(l)
C8H18 + O2 = CO2 + H2O =>
2 C8H18 + 25 O2 = 16 CO2 + 18 H2O
KIO3 + KI + H2SO4 = K2SO4 + H2O + I2 =>
KIO3 + 5 KI + 3 H2SO4 = 3 K2SO4 + 3 H2O + 3 I2
C17H35COOH + O2 = CO2 + H2O =>
C17H35COOH + 26 O2 = 18 CO2 + 18 H2O
C8H18 + O2 = CO + H20 =>
10 C8H18 + 40 O2 = 80 CO + 9 H20
F2 + KBr = KF + Br2 =>
F2 + 2 KBr = 2 KF + Br2
C8H18 + O2 = CO + H2O =>
2 C8H18 + 17 O2 = 16 CO + 18 H2O
C10H14N2Na2O8*2H2O + NaOH = C10H12N2Na4O8 + H2O =>
C10H14N2Na2O8*2H2O + 2 NaOH = C10H12N2Na4O8 + 4 H2O
C3H18 + NH3 + O2 = C3H3N + H2O =>
2 C3H18 + 2 NH3 + 9 O2 = 2 C3H3N + 18 H2O
Na + NaNO3 = Na2O + N2 =>
10 Na + 2 NaNO3 = 6 Na2O + N2
C10H14N2Na2O8*2H2O + NaOH = C10H12N2Na4O8 + H2O =>
C10H14N2Na2O8*2H2O + 2 NaOH = C10H12N2Na4O8 + 4 H2O
{12+} = {12+} =>
{12+} = {12+}
CaO + SO3 = CaSO4 =>
CaO + SO3 = CaSO4
C2H3Cl + O2 = CO2 + HCl + H2O =>
2 C2H3Cl + 5 O2 = 4 CO2 + 2 HCl + 2 H2O
Al + O2 = Al2O3 =>
4 Al + 3 O2 = 2 Al2O3
CH4 + O2 = CO2 + H2O =>
CH4 + 2 O2 = CO2 + 2 H2O
HCL + NAOH = H2O + NACL =>
HCL + NAOH = H2O + NACL
C3H6 + NH3 + O2 = C3H3N + H2O =>
2 C3H6 + 2 NH3 + 3 O2 = 2 C3H3N + 6 H2O
Na + Cl2 = NaCl =>
2 Na + Cl2 = 2 NaCl
Al2(SO4)3 + NaOH = Na2SO4 + Al(OH)3 =>
Al2(SO4)3 + 6 NaOH = 3 Na2SO4 + 2 Al(OH)3
NaCl(aq) + Mg(C2H3O2)2(aq) = Na(C2H3O2)2 + MgCl =>
NaCl(aq) + Mg(C2H3O2)2(aq) = Na(C2H3O2)2 + MgCl
H2SO4 + Pb(OH)4 = Pb(SO4)2 + H2O =>
2 H2SO4 + Pb(OH)4 = Pb(SO4)2 + 4 H2O
CuCO3 = CuO + CO2 =>
CuCO3 = CuO + CO2
C3H6 + O2 + NH3 = C3H3N + H2O =>
2 C3H6 + 3 O2 + 2 NH3 = 2 C3H3N + 6 H2O
H2 + O2 = H2O =>
2 H2 + O2 = 2 H2O
NH3 + H2SO4 = (NH4)2SO4 =>
2 NH3 + H2SO4 = (NH4)2SO4
{12+} = {12++23} =>
{12+} = {12
C8H18 + O2 = CO2 + H2O =>
2 C8H18 + 25 O2 = 16 CO2 + 18 H2O
CuS + O2 = CuO + SO =>
CuS + O2 = CuO + SO
CuS + O2 = CuO + SO2 =>
2 CuS + 3 O2 = 2 CuO + 2 SO2
K + O2 = K2O =>
4 K + O2 = 2 K2O
I2 + KOH = KIO3 + KI + H20 =>
30 I2 + 60 KOH = 20 KIO3 + 40 KI + 3 H20
C2H6O(l) + O2(g) = CO2(g) + H2O(l) =>
C2H6O(l) + 3 O2(g) = 2 CO2(g) + 3 H2O(l)
Mg3N2(s) + H2SO4(aq) = MgSO4(aq) + (NH4)2SO4(aq) =>
Mg3N2(s) + 4 H2SO4(aq) = 3 MgSO4(aq) + (NH4)2SO4(aq)
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| Équations équilibrées la veille | Équations équilibrées le lendemain |
Équations équilibrées sur08/23/15
Équations équilibrées sur09/22/14
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