| Équations équilibrées la veille | Équations équilibrées le lendemain |
4 FeS2 + 11 O2 = 2 Fe2O3 + 8 SO2
KOH + H3PO4 = K3PO4 + H2O =>
3 KOH + H3PO4 = K3PO4 + 3 H2O
Pb(NO3)2 + Na2S = PbS + Na2(NO3)2 =>
Pb(NO3)2 + Na2S = PbS + Na2(NO3)2
K2CrO4 + Na2SO3 + HCl = KCl + Na2SO4 + CrCl3 + H2O =>
2 K2CrO4 + 3 Na2SO3 + 10 HCl = 4 KCl + 3 Na2SO4 + 2 CrCl3 + 5 H2O
C4H10 + O2 = CO2 + H2O =>
2 C4H10 + 13 O2 = 8 CO2 + 10 H2O
Cu(OH)2 = CuO2 + H20 =>
10 Cu(OH)2 = 10 CuO2 + H20
S + H = H2S =>
S + 2 H = H2S
C2H4O2 + O2 = CO2 + H2O =>
C2H4O2 + 2 O2 = 2 CO2 + 2 H2O
CH4 + Br2 = CBr + HBr =>
2 CH4 + 5 Br2 = 2 CBr + 8 HBr
N2O5 + H2O = HNO3 =>
N2O5 + H2O = 2 HNO3
Pb(NO3)2 + Na2S = PbS + Na2(NO3)2 =>
Pb(NO3)2 + Na2S = PbS + Na2(NO3)2
Na2CO3 + MgSO4 = Na2SO4 + MgCO3 =>
Na2CO3 + MgSO4 = Na2SO4 + MgCO3
Fe2O3 + CO = Fe + CO2 =>
Fe2O3 + 3 CO = 2 Fe + 3 CO2
Na + HC1 = H2 + NaC1 =>
2 Na + 2 HC1 = H2 + 2 NaC1
SnO2 + H2 = Sn + H2O =>
SnO2 + 2 H2 = Sn + 2 H2O
Al2(SO4)3 + K2SO4 + H2O = KAl(SO4)2*12H2O =>
Al2(SO4)3 + K2SO4 + 24 H2O = 2 KAl(SO4)2*12H2O
S + HNO3 = H2SO4 + NO2 + H2O =>
S + 6 HNO3 = H2SO4 + 6 NO2 + 2 H2O
Co(OH)2 + HBr = H2O + CoBr2 =>
Co(OH)2 + 2 HBr = 2 H2O + CoBr2
NH3 + O2 = NO + H20 =>
20 NH3 + 10 O2 = 20 NO + 3 H20
NH3 + O2 = NO + H2O =>
4 NH3 + 5 O2 = 4 NO + 6 H2O
H2O + CO2 = C6H12O6 + O2 =>
6 H2O + 6 CO2 = C6H12O6 + 6 O2
HC2H3O3 + H2O = HC2H2O3 + H3O =>
HC2H3O3 + H2O = HC2H2O3 + H3O
CS2 + O2 = CO2 + SO2 =>
CS2 + 3 O2 = CO2 + 2 SO2
Cu + HNO3 = Cu(NO3)2 + NO2 + H2O =>
Cu + 4 HNO3 = Cu(NO3)2 + 2 NO2 + 2 H2O
K + C12 = KC1 =>
12 K + C12 = 12 KC1
CuCl2(aq) + Al(s) = AlCl3(aq) + Cu(s) =>
3 CuCl2(aq) + 2 Al(s) = 2 AlCl3(aq) + 3 Cu(s)
Na + I2 = NaI =>
2 Na + I2 = 2 NaI
Mg3N2 + H2O = NH3 + Mg(OH)2 =>
Mg3N2 + 6 H2O = 2 NH3 + 3 Mg(OH)2
Na + H2O = NaOH + H2 =>
2 Na + 2 H2O = 2 NaOH + H2
KNO3 + H2CO3 = K2CO3 + HNO3 =>
2 KNO3 + H2CO3 = K2CO3 + 2 HNO3
Hg2 + Cl = Hg2Cl4 =>
Hg2 + 4 Cl = Hg2Cl4
AgNO3 + KCl = AgCl + KNO3 =>
AgNO3 + KCl = AgCl + KNO3
CuSO4 + Zn = ZnSO4 + Cu =>
CuSO4 + Zn = ZnSO4 + Cu
CO + O2 = CO2 =>
2 CO + O2 = 2 CO2
AgBr + GaPO4 = Ag3PO4 + GaBr3 =>
3 AgBr + GaPO4 = Ag3PO4 + GaBr3
B2O3 + NaOH = Na3BO3 + H2O =>
B2O3 + 6 NaOH = 2 Na3BO3 + 3 H2O
CH4 + O2 = CO2 + H2O =>
CH4 + 2 O2 = CO2 + 2 H2O
C2H6 + O2 = CO2 + H2O =>
2 C2H6 + 7 O2 = 4 CO2 + 6 H2O
HC2H3O2 + Ba(OH)2 = H2O + Ba(C2H3O2)2 =>
2 HC2H3O2 + Ba(OH)2 = 2 H2O + Ba(C2H3O2)2
CH3CH2OH + O2 = H2O + CH3COOH =>
CH3CH2OH + O2 = H2O + CH3COOH
Cl2O7 + H2O = HClO4 =>
Cl2O7 + H2O = 2 HClO4
Ca(NO3)2 + (NH4)F = CaF2 + N2O + H2O =>
Ca(NO3)2 + 2(NH4)F = CaF2 + 2 N2O + 4 H2O
Cu{2} + NaOH = CuOH{2} + Na =>
Cu{2} + NaOH = CuOH{2} + Na
B2Br6 + HNO3 = B(NO3)3 + HBr =>
B2Br6 + 6 HNO3 = 2 B(NO3)3 + 6 HBr
N2 + O2 = N2O =>
2 N2 + O2 = 2 N2O
(NH4)2SO4 + Ca(OH)2 = H2O + NH3 + CaSO4 =>
(NH4)2SO4 + Ca(OH)2 = 2 H2O + 2 NH3 + CaSO4
Al + ZnCl2 = AlCl3 + Zn =>
2 Al + 3 ZnCl2 = 2 AlCl3 + 3 Zn
H2SO4 + B(OH)3 = B2(SO4)3 + H2O =>
3 H2SO4 + 2 B(OH)3 = B2(SO4)3 + 6 H2O
CH4 + O2 = C2 + H2O =>
2 CH4 + 2 O2 = C2 + 4 H2O
CH4 + O2 = CO + H2O =>
2 CH4 + 3 O2 = 2 CO + 4 H2O
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| Équations équilibrées la veille | Équations équilibrées le lendemain |
Équations équilibrées sur09/05/10
Équations équilibrées sur10/05/09
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