| Équations équilibrées la veille | Équations équilibrées le lendemain |
4 Fe(s) + 3 O2(g) = 2 Fe2O3(s)
Ca(OH)2 + H3PO4 = Ca3(PO4)2 + H2O =>
3 Ca(OH)2 + 2 H3PO4 = Ca3(PO4)2 + 6 H2O
Pb(NO3)2 + KI = PbI2 + KNO3 =>
Pb(NO3)2 + 2 KI = PbI2 + 2 KNO3
CH3COOH + O2 = CO2 + H2O =>
CH3COOH + 2 O2 = 2 CO2 + 2 H2O
Cr + O2 = Cr2O3 =>
4 Cr + 3 O2 = 2 Cr2O3
HNO3 + NaHCO3 = NaNO3 + H2O + CO2 =>
HNO3 + NaHCO3 = NaNO3 + H2O + CO2
Al(OH)3 + H3PO4 = Al(PO4) + H2O =>
Al(OH)3 + H3PO4 = Al(PO4) + 3 H2O
CH + O2 = CO2 + H2O =>
4 CH + 5 O2 = 4 CO2 + 2 H2O
C2H5OH + O2 = CO2 + H2O =>
C2H5OH + 3 O2 = 2 CO2 + 3 H2O
Pb(NO3)2 + Na2SO4 = PbSO4 + NaNO3 =>
Pb(NO3)2 + Na2SO4 = PbSO4 + 2 NaNO3
Fe + O2 = Fe2O3 =>
4 Fe + 3 O2 = 2 Fe2O3
NH3 + O2 = NO2 + H2O =>
4 NH3 + 7 O2 = 4 NO2 + 6 H2O
Pb(NO3)2(aq) + NaCl(aq) = PbCl2(s) + NaNO3(aq) =>
Pb(NO3)2(aq) + 2 NaCl(aq) = PbCl2(s) + 2 NaNO3(aq)
Ba(OH)2 + H2SO4 = BaSO4 + H2O =>
Ba(OH)2 + H2SO4 = BaSO4 + 2 H2O
N2 + H2 = NH3 =>
N2 + 3 H2 = 2 NH3
C + SO2 = CS2 + CO =>
5 C + 2 SO2 = CS2 + 4 CO
Lead(ii)nitrate + hydrochloricacid = lead(ii)chloride + nitricacid =>
Pb(NO3)2 + 2 HCl = PbCl2 + 2 HNO3
Ca3(PO4)2 + SiO2 + C = CaSiO3 + CO + P =>
Ca3(PO4)2 + 3 SiO2 + 5 C = 3 CaSiO3 + 5 CO + 2 P
H2O = H2 + O2 =>
2 H2O = 2 H2 + O2
Na + HCl = H2 + NaCl =>
2 Na + 2 HCl = H2 + 2 NaCl
H3PO3 + CuO = Cu3(PO3)2 + H2O =>
2 H3PO3 + 3 CuO = Cu3(PO3)2 + 3 H2O
Fe + O2 = Fe2O3 =>
4 Fe + 3 O2 = 2 Fe2O3
Sb + I2 = SbI3 =>
2 Sb + 3 I2 = 2 SbI3
Fe(OH)2 + H2SO4 = FeSO4 + H2O =>
Fe(OH)2 + H2SO4 = FeSO4 + 2 H2O
H2SiCl2 + H2O = H8Si4O4 + HCl =>
4 H2SiCl2 + 4 H2O = H8Si4O4 + 8 HCl
Pb(NO3)2 + Na2CrO4 = PbCrO4 + NaNO3 =>
Pb(NO3)2 + Na2CrO4 = PbCrO4 + 2 NaNO3
Al(OH)3 + H3PO4 = Al(PO4) + H2O =>
Al(OH)3 + H3PO4 = Al(PO4) + 3 H2O
CuO + H2SO4 = CuSO4 + H2O =>
CuO + H2SO4 = CuSO4 + H2O
Al + FeO = Al2O3 + Fe =>
2 Al + 3 FeO = Al2O3 + 3 Fe
NaHCO3 + HNO3 = NaNO3 + CO2 + H2O =>
NaHCO3 + HNO3 = NaNO3 + CO2 + H2O
Au2O3 = Au + O2 =>
2 Au2O3 = 4 Au + 3 O2
B5H9 + O2 = B2O3 + H2O =>
2 B5H9 + 12 O2 = 5 B2O3 + 9 H2O
KI + Cl2 = KCl + I2 =>
2 KI + Cl2 = 2 KCl + I2
Ba(NO3)2 + KF = BaF2 + KNO3 =>
Ba(NO3)2 + 2 KF = BaF2 + 2 KNO3
NH4NO2(s) = N2(g) + H2O(l) =>
NH4NO2(s) = N2(g) + 2 H2O(l)
P4 + H2O = PH3 + H3PO4 =>
2 P4 + 12 H2O = 5 PH3 + 3 H3PO4
AgF + HNO3 = AgF2 + AgNO3 + NO2 + H2O =>
2 AgF + 2 HNO3 = AgF2 + AgNO3 + NO2 + H2O
HNO3 + KOH = KNO3 + H2O =>
HNO3 + KOH = KNO3 + H2O
aluminumsulfate + calciumhydroxide = aluminumhydroxide + calciumsulfate =>
Al2(SO4)3 + 3 Ca(OH)2 = 2 Al(OH)3 + 3 CaSO4
SO2(g) + O2(g) = SO3(g) =>
2 SO2(g) + O2(g) = 2 SO3(g)
Na + Cl2 = NaCl =>
2 Na + Cl2 = 2 NaCl
HCN + CuSO4 = H2SO4 + Cu(CN)2 =>
2 HCN + CuSO4 = H2SO4 + Cu(CN)2
CH4 + O2 = CO2 + H2O =>
CH4 + 2 O2 = CO2 + 2 H2O
CaCO3 = CaO + CO2 =>
CaCO3 = CaO + CO2
FeCl3 + KOH = Fe(OH)3 + KCl =>
FeCl3 + 3 KOH = Fe(OH)3 + 3 KCl
aluminumsulfate + calciumhydroxide = aluminumhydroxide + calciumsulfate =>
Al2(SO4)3 + 3 Ca(OH)2 = 2 Al(OH)3 + 3 CaSO4
C4H8 + O2 = CO2 + H2O =>
C4H8 + 6 O2 = 4 CO2 + 4 H2O
Ag + HNO3 = AgNO3 + NO2 + H2O =>
Ag + 2 HNO3 = AgNO3 + NO2 + H2O
Na3PO4 + KOH = NaOH + K3PO4 =>
Na3PO4 + 3 KOH = 3 NaOH + K3PO4
Al4C3 + H2O = CH4 + Al(OH)3 =>
Al4C3 + 12 H2O = 3 CH4 + 4 Al(OH)3
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| Équations équilibrées la veille | Équations équilibrées le lendemain |
Équations équilibrées sur10/12/20
Équations équilibrées sur11/11/19
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