| Équations équilibrées la veille | Équations équilibrées le lendemain |
2 C8H18 + 25 O2 = 16 CO2 + 18 HOH
FeS + HCl = FeCl2 + H2S =>
FeS + 2 HCl = FeCl2 + H2S
K4Fe(CN)6 + KMnO4 + H2SO4 = KHSO4 + Fe2(SO4)3 + MnSO4 + HNO3 + CO2 + H2O =>
10 K4Fe(CN)6 + 122 KMnO4 + 299 H2SO4 = 162 KHSO4 + 5 Fe2(SO4)3 + 122 MnSO4 + 60 HNO3 + 60 CO2 + 188 H2O
C4H10 + O2 = CO2 + H2O =>
2 C4H10 + 13 O2 = 8 CO2 + 10 H2O
Al2(SO4)3 + NaOH = Na2SO4 + NaAlO2 + H2O =>
Al2(SO4)3 + 8 NaOH = 3 Na2SO4 + 2 NaAlO2 + 4 H2O
Cr2O7{-2} + H{+} + {-} = Cr{+3} + H2O =>
Cr2O7{-2} + 14 H{+} + 6e = 2 Cr{+3} + 7 H2O
FeS2 + O2 = Fe2O3 + SO2 =>
4 FeS2 + 11 O2 = 2 Fe2O3 + 8 SO2
NH3 + CO2 = (NH2)2CO + H2O =>
2 NH3 + CO2 = (NH2)2CO + H2O
Al + NaOH + H2O = NaAlO2 + H =>
Al + NaOH + H2O = NaAlO2 + 3 H
AgNO3 + Na3PO4 = Ag3PO4 + NaNO3 =>
3 AgNO3 + Na3PO4 = Ag3PO4 + 3 NaNO3
Na2CO3 + H2SO4 = Na2SO4 + H2O + CO2 =>
Na2CO3 + H2SO4 = Na2SO4 + H2O + CO2
S{-2} + I2 = I{-} + S =>
S{-2} + I2 = 2 I{-} + S
CaC2 + H2O = C2H2 + Ca(OH)2 =>
CaC2 + 2 H2O = C2H2 + Ca(OH)2
PhCH3 + KMnO4 + H2SO4 = PhCOOH + K2SO4 + MnSO4 + H2O =>
5 PhCH3 + 6 KMnO4 + 9 H2SO4 = 5 PhCOOH + 3 K2SO4 + 6 MnSO4 + 14 H2O
H3PO4 + Fe(OH)2 = Fe3(PO4)2 + H2O =>
2 H3PO4 + 3 Fe(OH)2 = Fe3(PO4)2 + 6 H2O
CuSO4*5H2O = CuSO4 + H2O =>
CuSO4*5H2O = CuSO4 + 5 H2O
MnO2 + HCl = MnCl2 + Cl2 + H2O =>
MnO2 + 4 HCl = MnCl2 + Cl2 + 2 H2O
CuSO4 + NH4OH = Cu(OH)2 + (NH4)2SO4 =>
CuSO4 + 2 NH4OH = Cu(OH)2 + (NH4)2SO4
NaHCO3 + Al2(SO4)3 = Al(OH)3 + CO2 + Na2SO4 =>
6 NaHCO3 + Al2(SO4)3 = 2 Al(OH)3 + 6 CO2 + 3 Na2SO4
CH4 + O2 = CO + H2O =>
2 CH4 + 3 O2 = 2 CO + 4 H2O
C17H35COONa + CaCl2 = [C17H35COO]2Ca + NaCl =>
2 C17H35COONa + CaCl2 = [C17H35COO]2Ca + 2 NaCl
LiCl + H2SO4 = Li2SO4 + HCl =>
2 LiCl + H2SO4 = Li2SO4 + 2 HCl
K2Cr2O7 + C2H5OH + HCl = CrCl3 + H2O + CO2 + KCl =>
2 K2Cr2O7 + C2H5OH + 16 HCl = 4 CrCl3 + 11 H2O + 2 CO2 + 4 KCl
C2H5OH + O2 = CO2 + H2O =>
C2H5OH + 3 O2 = 2 CO2 + 3 H2O
NH3 + O2 = NO2 + H20 =>
20 NH3 + 20 O2 = 20 NO2 + 3 H20
NH3 + O2 = NO2 + H2O =>
4 NH3 + 7 O2 = 4 NO2 + 6 H2O
K2Cr2O7 + HCl = KCl + CrCl2 + H2O + Cl2 =>
K2Cr2O7 + 14 HCl = 2 KCl + 2 CrCl2 + 7 H2O + 4 Cl2
Al4C3 + H2O = Al(OH)3 + CH4 =>
Al4C3 + 12 H2O = 4 Al(OH)3 + 3 CH4
HCl + KMnO4 = KCl + MnCl2 + Cl2 + H2O =>
16 HCl + 2 KMnO4 = 2 KCl + 2 MnCl2 + 5 Cl2 + 8 H2O
H2SO4 + Al4C3 = Al2(SO4)3 + CH4 =>
6 H2SO4 + Al4C3 = 2 Al2(SO4)3 + 3 CH4
C2H3N + O2 = CO + H2O + NO2 =>
4 C2H3N + 11 O2 = 8 CO + 6 H2O + 4 NO2
K2Cr2O7 + C2H5OH + HCl = CrCl3 + H2O + CO2 + KCl =>
2 K2Cr2O7 + C2H5OH + 16 HCl = 4 CrCl3 + 11 H2O + 2 CO2 + 4 KCl
S + HNO3 = H2SO4 + NO2 + H2O =>
S + 6 HNO3 = H2SO4 + 6 NO2 + 2 H2O
CuSO4(aq) + KI(aq) = CuI(s) + KI3(aq) + K2SO4(aq) =>
2 CuSO4(aq) + 5 KI(aq) = 2 CuI(s) + KI3(aq) + 2 K2SO4(aq)
HgCl2 + SnCl2 = Hg2Cl2 + SnCl4 =>
2 HgCl2 + SnCl2 = Hg2Cl2 + SnCl4
CH3CHO + O2 = CO2 + H2O =>
2 CH3CHO + 5 O2 = 4 CO2 + 4 H2O
Cr2(SO4)3 + H2O + Na2CO3 = Cr(OH)3 + Na2SO4 + CO2 =>
Cr2(SO4)3 + 3 H2O + 3 Na2CO3 = 2 Cr(OH)3 + 3 Na2SO4 + 3 CO2
Al2O3 + H2O = Al(OH)3 =>
Al2O3 + 3 H2O = 2 Al(OH)3
AlCl3 + NaOH = Al(OH)3 + NaCl =>
AlCl3 + 3 NaOH = Al(OH)3 + 3 NaCl
Fe2O3 + CO = Fe + CO2 =>
Fe2O3 + 3 CO = 2 Fe + 3 CO2
NaOH + CoCl2 = NaCl + Co(OH)2 =>
2 NaOH + CoCl2 = 2 NaCl + Co(OH)2
Al + NaOH + H2O = NaAlO2 + H2 =>
2 Al + 2 NaOH + 2 H2O = 2 NaAlO2 + 3 H2
MnO3 + HCl = MnCl2 + H2O + Cl2 =>
MnO3 + 6 HCl = MnCl2 + 3 H2O + 2 Cl2
Au + HNO3 + HCl = HAuCl4 + NO2 + H2O =>
Au + 3 HNO3 + 4 HCl = HAuCl4 + 3 NO2 + 3 H2O
Cu + HNO3 = Cu(NO3)2 + NO + H2O =>
3 Cu + 8 HNO3 = 3 Cu(NO3)2 + 2 NO + 4 H2O
NH3 + O2 = N2 + H2O =>
4 NH3 + 3 O2 = 2 N2 + 6 H2O
Cl2 + NaOH = NaCl + NaOCl + H2O =>
Cl2 + 2 NaOH = NaCl + NaOCl + H2O
AL + OH = AL(OH)3 =>
AL + 3 OH = AL(OH)3
Cu + H2SO4 = CuSO4 + SO2 + H2O =>
Cu + 2 H2SO4 = CuSO4 + SO2 + 2 H2O
H2O + CO2 = C12H22O11 + O2 =>
11 H2O + 12 CO2 = C12H22O11 + 12 O2
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| Équations équilibrées la veille | Équations équilibrées le lendemain |
Équations équilibrées sur05/02/12
Équations équilibrées sur06/01/11
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