| Équations équilibrées la veille | Équations équilibrées le lendemain |
N2 + O2 = 2 NO
I2 + Na2S2O3 = NaI + Na2S4O6 =>
I2 + 2 Na2S2O3 = 2 NaI + Na2S4O6
Br(l) + NaI(aq) = NaBr(aq) + I2(l) =>
2 Br(l) + 2 NaI(aq) = 2 NaBr(aq) + I2(l)
H2O2 = H2O + O2(g) =>
2 H2O2 = 2 H2O + O2(g)
PH3 + N2O = P4O10 + H2O + N2 =>
4 PH3 + 16 N2O = P4O10 + 6 H2O + 16 N2
S + Fe = FeS3 =>
3 S + Fe = FeS3
LiHSO4 + O2 = LiSO4 + H2O =>
4 LiHSO4 + O2 = 4 LiSO4 + 2 H2O
NaI + Br2 = NaBr + I2 =>
2 NaI + Br2 = 2 NaBr + I2
Br2 + CrO2{-} + OH{-} = Br{-} + (CrO4)2{-} + H2O =>
9 Br2 + 4 CrO2{-} + 16 OH{-} = 18 Br{-} + 2(CrO4)2{-} + 8 H2O
CaO + H2O = Ca(OH)2 =>
CaO + H2O = Ca(OH)2
H2O = H2 + O2 =>
2 H2O = 2 H2 + O2
C6H5OH + HNO3 + NO2 = C6H3(NO2)3OH + H2O =>
C6H5OH + 2 HNO3 + NO2 = C6H3(NO2)3OH + 2 H2O
FeCl3 + NaOH = Fe(OH)3 + NaCl =>
FeCl3 + 3 NaOH = Fe(OH)3 + 3 NaCl
LiOH + CO2 = Li2CO3 + H2O =>
2 LiOH + CO2 = Li2CO3 + H2O
AgNO3 + Ca = Ca(NO3)3 + Ag =>
3 AgNO3 + Ca = Ca(NO3)3 + 3 Ag
C3H8 + O2 = C3H6 + H2O =>
2 C3H8 + O2 = 2 C3H6 + 2 H2O
CH4 + O2 = CO2 + H2O =>
CH4 + 2 O2 = CO2 + 2 H2O
ZnCO3 = ZnO + CO2 =>
ZnCO3 = ZnO + CO2
KNO3 + S = SO2 + K20 + NO =>
20 KNO3 + 20 S = 20 SO2 + K20 + 20 NO
C5H10 + O2 = CO2 + H2O =>
2 C5H10 + 15 O2 = 10 CO2 + 10 H2O
Al + NaOH + H2O = Na3[Al(OH)6] + H2 =>
2 Al + 6 NaOH + 6 H2O = 2 Na3[Al(OH)6] + 3 H2
Zn + H2SO4 = ZnSO4 + H2 =>
Zn + H2SO4 = ZnSO4 + H2
CH3OH + O2 = CO2 + H2O =>
2 CH3OH + 3 O2 = 2 CO2 + 4 H2O
Mg + CO2 = MgO + C =>
2 Mg + CO2 = 2 MgO + C
CaO + P2O5 = Ca3(PO4)2 =>
3 CaO + P2O5 = Ca3(PO4)2
NaOH + H3PO4 = Na3PO4 + H2O =>
3 NaOH + H3PO4 = Na3PO4 + 3 H2O
P + H20 + O2 = H3PO4 =>
20 P + 3 H20 + 40 O2 = 20 H3PO4
KCLO3 = KCL + O2 =>
2 KCLO3 = 2 KCL + 3 O2
C2H4 + O2 = CO2 + H2O =>
C2H4 + 3 O2 = 2 CO2 + 2 H2O
H2SO4 + NaOH = Na2SO4 + H2O =>
H2SO4 + 2 NaOH = Na2SO4 + 2 H2O
NaOH + H2CO3 = HOH + NaHCO3 =>
NaOH + H2CO3 = HOH + NaHCO3
Ca(NO3)2 + HCl = CaCl2 + HNO3 =>
Ca(NO3)2 + 2 HCl = CaCl2 + 2 HNO3
FeO + Al = Al2O3 + Fe =>
3 FeO + 2 Al = Al2O3 + 3 Fe
P + Cl2 = PCl5 =>
2 P + 5 Cl2 = 2 PCl5
Fe2O3 + H = HFe2O3 =>
Fe2O3 + H = HFe2O3
Fe(NO3)3 + HCl = FeCl3 + HNO3 =>
Fe(NO3)3 + 3 HCl = FeCl3 + 3 HNO3
HCl + Ba(OH)2 = HOH + BaCl2 =>
2 HCl + Ba(OH)2 = 2 HOH + BaCl2
K3PO4 + Li2SO4 = K2SO4 + Li3PO4 =>
2 K3PO4 + 3 Li2SO4 = 3 K2SO4 + 2 Li3PO4
P + Cl2 = PCl3 =>
2 P + 3 Cl2 = 2 PCl3
FeO + H = HFeO =>
FeO + H = HFeO
FECl3 + H2S = FECl2 + S + HCl =>
2 FECl3 + H2S = 2 FECl2 + S + 2 HCl
Fe + AgNO3 = Fe(NO3)2 + Ag =>
Fe + 2 AgNO3 = Fe(NO3)2 + 2 Ag
KMnO4 = K2MnO4 + MnO2 + O2 =>
2 KMnO4 = K2MnO4 + MnO2 + O2
KOH + H3PO4 = KH2PO4 + HOH =>
KOH + H3PO4 = KH2PO4 + HOH
Fe2(SO4)3 + NaOH = Fe(OH)3 + Na2SO4 =>
Fe2(SO4)3 + 6 NaOH = 2 Fe(OH)3 + 3 Na2SO4
CACO3 = CAO + CO2 =>
CACO3 = CAO + CO2
C12H22O11 + O2 = H20 + CO2 =>
10 C12H22O11 + 65 O2 = 11 H20 + 120 CO2
Fe2O3 + CO = Fe + CO2 =>
Fe2O3 + 3 CO = 2 Fe + 3 CO2
FeCl3 + Na2Co3 = Fe2(Co3)3 + NaCl =>
2 FeCl3 + 3 Na2Co3 = Fe2(Co3)3 + 6 NaCl
CaCO3 + HCl = HCO3 + CaCl =>
CaCO3 + HCl = HCO3 + CaCl
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| Équations équilibrées la veille | Équations équilibrées le lendemain |
Équations équilibrées sur02/16/15
Équations équilibrées sur03/18/14
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