| Équations équilibrées la veille | Équations équilibrées le lendemain |
2 NaBr + Cl2 = 2 NaCl + Br2
Ca(OH)2 + H3PO4 = Ca3(PO4)2 + H2O =>
3 Ca(OH)2 + 2 H3PO4 = Ca3(PO4)2 + 6 H2O
C3H7OH(l) + O2(g) = CO2(g) + H2O(g) =>
2 C3H7OH(l) + 9 O2(g) = 6 CO2(g) + 8 H2O(g)
C7H16 + O2 = CO2 + H2O =>
C7H16 + 11 O2 = 7 CO2 + 8 H2O
K2SO4 + Ba(NO3)2 = KNO3 + BaSO4 =>
K2SO4 + Ba(NO3)2 = 2 KNO3 + BaSO4
Al2O3 + H2SO4 = Al2(SO4)3 + H2O =>
Al2O3 + 3 H2SO4 = Al2(SO4)3 + 3 H2O
Na2S + HCl = NaCl + H2S =>
Na2S + 2 HCl = 2 NaCl + H2S
Na2CO3 + Ca(NO3)2 = CaCO3 + NaNO3 =>
Na2CO3 + Ca(NO3)2 = CaCO3 + 2 NaNO3
Al + CuSO4 = Al2(SO4)3 + Cu =>
2 Al + 3 CuSO4 = Al2(SO4)3 + 3 Cu
FeCl3 + Pb(NO3)2 = Fe(NO3)3 + PbCl2 =>
2 FeCl3 + 3 Pb(NO3)2 = 2 Fe(NO3)3 + 3 PbCl2
C6H14 + O2 = CO2 + H20 =>
10 C6H14 + 60 O2 = 60 CO2 + 7 H20
Fe + Cl2 = FeCl3 =>
2 Fe + 3 Cl2 = 2 FeCl3
KNO3 + Cr2(SO4)3 + Na2CO3 = KNO2 + Na2CrO4 + Na2SO4 + CO2 =>
3 KNO3 + Cr2(SO4)3 + 5 Na2CO3 = 3 KNO2 + 2 Na2CrO4 + 3 Na2SO4 + 5 CO2
Pt + HCl + HNO3 = PtCl4 + NO + H2O =>
3 Pt + 12 HCl + 4 HNO3 = 3 PtCl4 + 4 NO + 8 H2O
AgNO3(aq) + Na2CO3(aq) = Ag2CO3(s) + NaNO3(aq) =>
2 AgNO3(aq) + Na2CO3(aq) = Ag2CO3(s) + 2 NaNO3(aq)
Pt + HCl + HNO3 = PtCl4 + NO + H2O =>
3 Pt + 12 HCl + 4 HNO3 = 3 PtCl4 + 4 NO + 8 H2O
Al4C3 + H2O = Al(OH)3 + CH4 =>
Al4C3 + 12 H2O = 4 Al(OH)3 + 3 CH4
Fe2O3 + CO = Fe + CO2 =>
Fe2O3 + 3 CO = 2 Fe + 3 CO2
N2 + H2O = NH3 + NO =>
5 N2 + 6 H2O = 4 NH3 + 6 NO
CH3COCH3 + (NH2)2 = CN(CH3)2NH2 + H2O =>
CH3COCH3 + (NH2)2 = CN(CH3)2NH2 + H2O
IO3{-} + I{-} + H{+} = I2 + H2O =>
IO3{-} + 5 I{-} + 6 H{+} = 3 I2 + 3 H2O
Cr + O = Cr2O3 =>
2 Cr + 3 O = Cr2O3
HNO3 + NaHCO3 = NaNO3 + H2O + CO2 =>
HNO3 + NaHCO3 = NaNO3 + H2O + CO2
Fe + Cl2 = FeCl3 =>
2 Fe + 3 Cl2 = 2 FeCl3
KOH + H2CO3 = KHCO3 + H2O =>
KOH + H2CO3 = KHCO3 + H2O
Fe + FeCl3 = FeCl2 =>
Fe + 2 FeCl3 = 3 FeCl2
Ag + NaCN + O2 + H2O = AgCN + NaOH =>
4 Ag + 4 NaCN + O2 + 2 H2O = 4 AgCN + 4 NaOH
NH3 + O2 = N2 + H2O =>
4 NH3 + 3 O2 = 2 N2 + 6 H2O
Cr2(SO4)3 + Na2SO3 + H2O = Cr(OH)3 + SO2 + Na2SO4 =>
Cr2(SO4)3 + 3 Na2SO3 + 3 H2O = 2 Cr(OH)3 + 3 SO2 + 3 Na2SO4
NH3 + O2 = NO + H2O =>
4 NH3 + 5 O2 = 4 NO + 6 H2O
AGNo3 + MGCl2 = AGCl + MG(No3)2 =>
2 AGNo3 + MGCl2 = 2 AGCl + MG(No3)2
Fe + H2O = Fe3O4 + H2 =>
3 Fe + 4 H2O = Fe3O4 + 4 H2
CH4 + O2 = CO2 + H2O =>
CH4 + 2 O2 = CO2 + 2 H2O
Fe2O3 + CO = Fe + CO2 =>
Fe2O3 + 3 CO = 2 Fe + 3 CO2
(NH4)2CO3 = NH3 + H2O + CO2 =>
(NH4)2CO3 = 2 NH3 + H2O + CO2
CaCO3 + HCl = CaCl2 + CO2 + H2O =>
CaCO3 + 2 HCl = CaCl2 + CO2 + H2O
Al2O3 + HNO3 = Al(NO3)3 + H2O =>
Al2O3 + 6 HNO3 = 2 Al(NO3)3 + 3 H2O
KClO3 = KCl + O2 =>
2 KClO3 = 2 KCl + 3 O2
Mg(OH)2 + HCl = MgCl2 + H2O =>
Mg(OH)2 + 2 HCl = MgCl2 + 2 H2O
Ba(NO3)2(aq) + Na3PO4(aq) = Ba3(PO4)2(s) + NaNO3(aq) =>
3 Ba(NO3)2(aq) + 2 Na3PO4(aq) = Ba3(PO4)2(s) + 6 NaNO3(aq)
Mg + O2 = MgO =>
2 Mg + O2 = 2 MgO
BI + H2NO3 = BI(NO3)3 + NO + H2O =>
BI + 6 H2NO3 = BI(NO3)3 + 3 NO + 6 H2O
Na + O2 = Na2O =>
4 Na + O2 = 2 Na2O
Fe + C + N2 = Fe(CN)2 =>
Fe + 2 C + N2 = Fe(CN)2
Na + Cl2 = NaCl =>
2 Na + Cl2 = 2 NaCl
CH3COOH + Na2CO3 = CH3COONa + H2O + CO2 =>
2 CH3COOH + Na2CO3 = 2 CH3COONa + H2O + CO2
Mg(OH)2 = MgO + H2O =>
Mg(OH)2 = MgO + H2O
C6H14 + O2 = CO2 + H2O =>
2 C6H14 + 19 O2 = 12 CO2 + 14 H2O
Al2(SO3)3 + NaOH = Na2SO3 + Al(OH)3 =>
Al2(SO3)3 + 6 NaOH = 3 Na2SO3 + 2 Al(OH)3
C3H6 + O2 = CO2 + H2O =>
2 C3H6 + 9 O2 = 6 CO2 + 6 H2O
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| Équations équilibrées la veille | Équations équilibrées le lendemain |
Équations équilibrées sur01/12/19
Équations équilibrées sur02/11/18
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