| Équations équilibrées la veille | Équations équilibrées le lendemain |
CaC2 + 2 H2O = Ca(OH)2 + C2H2
Mg + O2 = MgO =>
2 Mg + O2 = 2 MgO
C7H16 + O2 = CO2 + H2O =>
C7H16 + 11 O2 = 7 CO2 + 8 H2O
Sr + O2 = SrO =>
2 Sr + O2 = 2 SrO
CH3COOH + KOH = H2O + KCH3CO2 =>
CH3COOH + KOH = H2O + KCH3CO2
Ni + O2 = NiO =>
2 Ni + O2 = 2 NiO
H3PO4 + KOH = K3PO4 + H2O =>
H3PO4 + 3 KOH = K3PO4 + 3 H2O
Li + HCl = LiCl + H2 =>
2 Li + 2 HCl = 2 LiCl + H2
CaCl2 + Na2CO3 = CaCO3 + NaCl =>
CaCl2 + Na2CO3 = CaCO3 + 2 NaCl
BaCl2 + Pb(NO3)2 = Ba(NO3)2 + PbCl2 =>
BaCl2 + Pb(NO3)2 = Ba(NO3)2 + PbCl2
Mg(OH)2 + HCl = MgCl2 + H2O =>
Mg(OH)2 + 2 HCl = MgCl2 + 2 H2O
HgO = Hg + O2 =>
2 HgO = 2 Hg + O2
N2O5 + H2O = HNO3 =>
N2O5 + H2O = 2 HNO3
Pb3(PO4)2 + NaBr = PbBr2 + Na3PO4 =>
Pb3(PO4)2 + 6 NaBr = 3 PbBr2 + 2 Na3PO4
NaCl = Na + Cl2 =>
2 NaCl = 2 Na + Cl2
Ca(ClO3)2 = CaCl2 + O2 =>
Ca(ClO3)2 = CaCl2 + 3 O2
N2 + H2 = NH3 =>
N2 + 3 H2 = 2 NH3
Cu + NO3{-} + H{+} = Cu{2+} + NO2 + H2O =>
Cu + 2 NO3{-} + 4 H{+} = Cu{2+} + 2 NO2 + 2 H2O
K + B2O3 = K2O + B =>
6 K + B2O3 = 3 K2O + 2 B
K + Cl2 + O2 = KClO3 =>
2 K + Cl2 + 3 O2 = 2 KClO3
(NH4)2SO4 = NH3 + H2SO4 =>
(NH4)2SO4 = 2 NH3 + H2SO4
K2CrO4 + Na2SO3 + HCl = KCl + Na2SO4 + CrCl3 + H2O =>
2 K2CrO4 + 3 Na2SO3 + 10 HCl = 4 KCl + 3 Na2SO4 + 2 CrCl3 + 5 H2O
Cs2C2O4 + Au(NO2)3 = CsNO2 + Au2(C2O4)3 =>
3 Cs2C2O4 + 2 Au(NO2)3 = 6 CsNO2 + Au2(C2O4)3
CO2 + H2 = CH4 + H2O =>
CO2 + 4 H2 = CH4 + 2 H2O
H2SO4 + NaOH = Na2SO4 + H2O =>
H2SO4 + 2 NaOH = Na2SO4 + 2 H2O
K2SO4 + Pb(NO3)2 = KNO3 + PbSO4 =>
K2SO4 + Pb(NO3)2 = 2 KNO3 + PbSO4
CaCl2 + NH4 = Ca + NH4Cl =>
CaCl2 + 2 NH4 = Ca + 2 NH4Cl
Na + O2 = Na2O =>
4 Na + O2 = 2 Na2O
HCl + NaOH = NaCl + H2O =>
HCl + NaOH = NaCl + H2O
SF4 + I2O5 = IF5 + SO2 =>
5 SF4 + 2 I2O5 = 4 IF5 + 5 SO2
C2H6 + O2 = CO2 + H2O =>
2 C2H6 + 7 O2 = 4 CO2 + 6 H2O
C + S8 = CS2 =>
4 C + S8 = 4 CS2
Cr + Cl2 = CrCl3 =>
2 Cr + 3 Cl2 = 2 CrCl3
Fe(NO3)3 + KIO3 = Fe(IO3)3 + KNO3 =>
Fe(NO3)3 + 3 KIO3 = Fe(IO3)3 + 3 KNO3
C + S8 = CS2 =>
4 C + S8 = 4 CS2
CaF2 + H2SO4 = CaSO4 + HF =>
CaF2 + H2SO4 = CaSO4 + 2 HF
C3H8 + O2 = CO2 + H2O =>
C3H8 + 5 O2 = 3 CO2 + 4 H2O
C2H6 + O2 = CO2 + H2O =>
2 C2H6 + 7 O2 = 4 CO2 + 6 H2O
Fe(NO3)3 + NaOH = Fe(OH)3 + NaNO3 =>
Fe(NO3)3 + 3 NaOH = Fe(OH)3 + 3 NaNO3
Na + HCl = H2 + NaCl =>
2 Na + 2 HCl = H2 + 2 NaCl
C5H12 + O2 = C02 + H2O =>
2 C5H12 + 6 O2 = 5 C02 + 12 H2O
Na + NaNO3 = Na2O + N2 =>
10 Na + 2 NaNO3 = 6 Na2O + N2
FeS2 + O2 = FeO3 + SO2 =>
2 FeS2 + 7 O2 = 2 FeO3 + 4 SO2
NaOH + H2SO4 = Na2SO4 + H2O =>
2 NaOH + H2SO4 = Na2SO4 + 2 H2O
Al(OH)3 + H2SO4 = Al2(SO4)3 + H2O =>
2 Al(OH)3 + 3 H2SO4 = Al2(SO4)3 + 6 H2O
ZnCl2 + AgNO3 = AgCl + Zn(NO3)2 =>
ZnCl2 + 2 AgNO3 = 2 AgCl + Zn(NO3)2
CH4 + F2 = CF4 + HF =>
CH4 + 4 F2 = CF4 + 4 HF
H2 + O2 = H2O =>
2 H2 + O2 = 2 H2O
H2S + O2 = SO2 + H2O =>
2 H2S + 3 O2 = 2 SO2 + 2 H2O
Ca3P2 + H2O = Ca(OH)2 + PH3 =>
Ca3P2 + 6 H2O = 3 Ca(OH)2 + 2 PH3
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| Équations équilibrées la veille | Équations équilibrées le lendemain |
Équations équilibrées sur11/02/09
Équations équilibrées sur12/02/08
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