| Équations équilibrées la veille | Équations équilibrées le lendemain |
Ni(HCO3)2 + H2SO4 = 2 CO2 + NiSO4 + 2 H2O
K2Cr2O7 + HCl = KCl + CrCl3 + Cl2 + H2O =>
K2Cr2O7 + 14 HCl = 2 KCl + 2 CrCl3 + 3 Cl2 + 7 H2O
Cr2O3 + Na2CO3 + NaBrO = NaBr + CO2 + Na2CrO4 =>
Cr2O3 + 2 Na2CO3 + 3 NaBrO = 3 NaBr + 2 CO2 + 2 Na2CrO4
CH3COOH + H2O = CH3COO + H3O =>
CH3COOH + H2O = CH3COO + H3O
Cu(HCO3)2 + H2SO4 = CO2 + CuSO4 + H2O =>
Cu(HCO3)2 + H2SO4 = 2 CO2 + CuSO4 + 2 H2O
Pb(NO3)2 = PbO + NO2 + O2 =>
2 Pb(NO3)2 = 2 PbO + 4 NO2 + O2
NH3 + O2 = NO + H2O =>
4 NH3 + 5 O2 = 4 NO + 6 H2O
ZnS + HNO3 = ZnSO4 + NO2 + H20 =>
5 ZnS + 20 HNO3 = 5 ZnSO4 + 20 NO2 + H20
CuO + NH3 = N2 + H2O + Cu =>
3 CuO + 2 NH3 = N2 + 3 H2O + 3 Cu
Fe3O4 + HNO3(conc) = Fe(NO3)3 + NO + H2O =>
3 Fe3O4 + 28 HNO3(conc) = 9 Fe(NO3)3 + NO + 14 H2O
HgS + H2O = Hg + H2S + O =>
HgS + H2O = Hg + H2S + O
CO2 + KOH = KCO3 + H20 =>
20 CO2 + 20 KOH = 20 KCO3 + H20
Al(OH)3(aq) + H2SO4 = Al2(SO4)3(aq) + H2O(l) =>
2 Al(OH)3(aq) + 3 H2SO4 = Al2(SO4)3(aq) + 6 H2O(l)
Al(NO3)3(aq) + CH4N2O(aq) = Al2O3(s) + CO2(g) + N2(g) + H2O(g) =>
2 Al(NO3)3(aq) + 5 CH4N2O(aq) = Al2O3(s) + 5 CO2(g) + 8 N2(g) + 10 H2O(g)
(NH4)3PO4 + Mg(NO3)2 = Mg3(PO4)2 + NO3NH4 =>
2(NH4)3PO4 + 3 Mg(NO3)2 = Mg3(PO4)2 + 6 NO3NH4
H{+} + ClO4{-} + Cl{-} = H2O + Cl2 =>
8 H{+} + ClO4{-} + 7 Cl{-} = 4 H2O + 4 Cl2
KOH + Cl2 = KCl + KClO + H2O =>
2 KOH + Cl2 = KCl + KClO + H2O
CH4 + O2 = CO2 + H20 =>
5 CH4 + 5 O2 = 5 CO2 + H20
LiOH + H2C2O4 = Li2C2O4 + H2O =>
2 LiOH + H2C2O4 = Li2C2O4 + 2 H2O
NH4OH + HCl = H2O + NH4Cl =>
NH4OH + HCl = H2O + NH4Cl
Pb(NO3)2 + NaCl = NaNO3 + PbCl2 =>
Pb(NO3)2 + 2 NaCl = 2 NaNO3 + PbCl2
CO2 + H2O + N2 = C2H6N2 + O2 =>
4 CO2 + 6 H2O + 2 N2 = 2 C2H6N2 + 7 O2
FeS2 + O2 = Fe2O3 + SO3 =>
4 FeS2 + 15 O2 = 2 Fe2O3 + 8 SO3
H{+} + ClO4{-} + Sn{2+} = Sn{4+} + Cl{-} + H2O =>
8 H{+} + ClO4{-} + 4 Sn{2+} = 4 Sn{4+} + Cl{-} + 4 H2O
LiOH + H2C2O4 = Li2C2O4 + HOH =>
2 LiOH + H2C2O4 = Li2C2O4 + 2 HOH
FeS + O2 = Fe2O3 + S0 =>
4 FeS + 3 O2 = 2 Fe2O3 + 4 S0
Ca3(PO4)2 + SiO2 + C = CaSiO3 + P4 + CO =>
2 Ca3(PO4)2 + 6 SiO2 + 10 C = 6 CaSiO3 + P4 + 10 CO
CO2 + H2O + N2 = C2H7N + O2 =>
8 CO2 + 14 H2O + 2 N2 = 4 C2H7N + 15 O2
NaHCO3 + H2O = H2CO3 + NaOH =>
NaHCO3 + H2O = H2CO3 + NaOH
Al + HCl = AlCl3 + H2 =>
2 Al + 6 HCl = 2 AlCl3 + 3 H2
NaHCO3 + H2O = H2CO3 + Na + OH =>
NaHCO3 + H2O = H2CO3 + Na + OH
NO2 + H2O = HNO2 + HNO3 =>
2 NO2 + H2O = HNO2 + HNO3
Cu + O2 = CuO =>
2 Cu + O2 = 2 CuO
KClO3 + H2SO4 = KHSO4 + O2 + ClO2 + H2O =>
4 KClO3 + 4 H2SO4 = 4 KHSO4 + O2 + 4 ClO2 + 2 H2O
ZnS + O2 = ZnO + SO =>
ZnS + O2 = ZnO + SO
CH3(CH2)5CH3 + O2 = CO2 + H2O =>
CH3(CH2)5CH3 + 11 O2 = 7 CO2 + 8 H2O
Ca(HCO3)2(s) + HNO3 = Ca(NO3)2(aq) + CO2(g) + H2O(l) =>
Ca(HCO3)2(s) + 2 HNO3 = Ca(NO3)2(aq) + 2 CO2(g) + 2 H2O(l)
Cu2S + HNO3 = NO + Cu(NO3)2 + SO2 + H2O =>
3 Cu2S + 20 HNO3 = 8 NO + 6 Cu(NO3)2 + 3 SO2 + 10 H2O
HF + KOH = H2O + KF =>
HF + KOH = H2O + KF
HCl + Ba(OH)2 = BaCl + H3O2 =>
HCl + Ba(OH)2 = BaCl + H3O2
H2SO4 + KOH = H2O + K2SO4 =>
H2SO4 + 2 KOH = 2 H2O + K2SO4
Sn + HNO3 = SnO2 + NO2 + H2O =>
Sn + 4 HNO3 = SnO2 + 4 NO2 + 2 H2O
PbSO4 + NaS = PbS + NaSO4 =>
PbSO4 + NaS = PbS + NaSO4
CH3OH + KMnO4 = HCOOH + H2O + MnO + K2O =>
5 CH3OH + 4 KMnO4 = 5 HCOOH + 5 H2O + 4 MnO + 2 K2O
CoCl2 + Cl2 + NaOH = Co(OH)3 + NaCl =>
2 CoCl2 + Cl2 + 6 NaOH = 2 Co(OH)3 + 6 NaCl
Al + HCl = AlCl3 + H2 =>
2 Al + 6 HCl = 2 AlCl3 + 3 H2
NaOH + H2SO4 = Na2SO4 + H2O =>
2 NaOH + H2SO4 = Na2SO4 + 2 H2O
HCl + NH4OH = H2O + NH4Cl =>
HCl + NH4OH = H2O + NH4Cl
Fe(HCO3)2(s) + HNO3 = Fe(NO3)2(aq) + CO2(g) + H2O(l) =>
Fe(HCO3)2(s) + 2 HNO3 = Fe(NO3)2(aq) + 2 CO2(g) + 2 H2O(l)
GaBr3 + Na2SO3 = Ga2(SO3)3 + NaBr =>
2 GaBr3 + 3 Na2SO3 = Ga2(SO3)3 + 6 NaBr
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| Équations équilibrées la veille | Équations équilibrées le lendemain |
Équations équilibrées sur05/09/15
Équations équilibrées sur06/08/14
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