| Équations équilibrées la veille | Équations équilibrées le lendemain |
2 CH2Cl2 + 3 O2 = 2 CO2 + 2 H2O + 2 Cl2
Pb(NO3)2 + KI = KNO3 + PbI2 =>
Pb(NO3)2 + 2 KI = 2 KNO3 + PbI2
P4 + S8 = P4S3 =>
8 P4 + 3 S8 = 8 P4S3
HBr(aq) + Ca(OH)2(aq) = H2O(l) + CaBr2(s) =>
2 HBr(aq) + Ca(OH)2(aq) = 2 H2O(l) + CaBr2(s)
NH3 + H2SO4 = (NH4)2SO4 =>
2 NH3 + H2SO4 = (NH4)2SO4
AgNO3 + CaCl2 = AgCl + Ca(NO3)2 =>
2 AgNO3 + CaCl2 = 2 AgCl + Ca(NO3)2
Cs + I2 = CsI =>
2 Cs + I2 = 2 CsI
Sn + HNO3 = SnO2 + NO2 + H2O =>
Sn + 4 HNO3 = SnO2 + 4 NO2 + 2 H2O
HCl + Ca(OH)2 = H2O + CaCl2 =>
2 HCl + Ca(OH)2 = 2 H2O + CaCl2
HSnO2 + CrO4 = HSnO3 + CrO2 =>
2 HSnO2 + CrO4 = 2 HSnO3 + CrO2
NH3 + H2SO4 = (NH4)2SO4 =>
2 NH3 + H2SO4 = (NH4)2SO4
FeAsS + O2 + CaCl2 + H2O = FeAsO4 + Ca(SO4) + HCl =>
2 FeAsS + 7 O2 + 2 CaCl2 + 2 H2O = 2 FeAsO4 + 2 Ca(SO4) + 4 HCl
Fe2(SO4)3 + NaOH = Fe(OH)3 + Na2SO4 =>
Fe2(SO4)3 + 6 NaOH = 2 Fe(OH)3 + 3 Na2SO4
Cu(s) + AgNO3(ac) = Cu(NO3)3 + Ag(s) =>
Cu(s) + 3 AgNO3(ac) = Cu(NO3)3 + 3 Ag(s)
AgNO3 + H2SO4 = Ag2SO4 + HNO3 =>
2 AgNO3 + H2SO4 = Ag2SO4 + 2 HNO3
FeS2 + O2 = Fe2O3 + SO2 =>
4 FeS2 + 11 O2 = 2 Fe2O3 + 8 SO2
NaCl + AgNO3 = AgCl + NaNO3 =>
NaCl + AgNO3 = AgCl + NaNO3
Na + H = NaH =>
Na + H = NaH
AlBr3 + K2SO4 = KBr + Al2(SO4)3 =>
2 AlBr3 + 3 K2SO4 = 6 KBr + Al2(SO4)3
Na2SO4 + C = Na2S + CO =>
Na2SO4 + 4 C = Na2S + 4 CO
Al + H2SO4 = Al2(SO4)3 + H2 =>
2 Al + 3 H2SO4 = Al2(SO4)3 + 3 H2
C5H9O + O2 = CO2 + H2O =>
4 C5H9O + 27 O2 = 20 CO2 + 18 H2O
HClO4 + P4O10 = H3PO4 + Cl2O7 =>
12 HClO4 + P4O10 = 4 H3PO4 + 6 Cl2O7
NaOH + HCl = NaCl + HOH =>
NaOH + HCl = NaCl + HOH
C25H52 + O2 = CO2 + H2O =>
C25H52 + 38 O2 = 25 CO2 + 26 H2O
CaCO3 = CaO + CO2 =>
CaCO3 = CaO + CO2
Cu(ClO3)2 = CuCl2 + O2 =>
Cu(ClO3)2 = CuCl2 + 3 O2
Fe + HCl = FeCl2 + H2 =>
Fe + 2 HCl = FeCl2 + H2
CaO + CO2 = CaCO3 =>
CaO + CO2 = CaCO3
KNO3 = KNO2 + O2 =>
2 KNO3 = 2 KNO2 + O2
Co(NO3)2(aq) + Na2Co3(aq) = NaNO3(aq) + CoCo3(s) =>
Co(NO3)2(aq) + Na2Co3(aq) = 2 NaNO3(aq) + CoCo3(s)
PCl5 + H2O = H3PO4 + HCl =>
PCl5 + 4 H2O = H3PO4 + 5 HCl
HCOOH(aq) + NaOH(aq) = HCOONa(aq) + H2O(l) =>
HCOOH(aq) + NaOH(aq) = HCOONa(aq) + H2O(l)
CH4 + O2 = CO2 + H2O =>
CH4 + 2 O2 = CO2 + 2 H2O
(NH4)2C2O4 + Al(ClO4)3 = NH4ClO4 + C6Al2O12 =>
3(NH4)2C2O4 + 2 Al(ClO4)3 = 6 NH4ClO4 + C6Al2O12
CO2 + KOH = K2CO3 + H2O =>
CO2 + 2 KOH = K2CO3 + H2O
C7H9 + HNO3 = C7H6(NO2)3 + H2O =>
C7H9 + 3 HNO3 = C7H6(NO2)3 + 3 H2O
K + MgBr = KBr + Mg =>
K + MgBr = KBr + Mg
H2O + Na = NaOH + H2 =>
2 H2O + 2 Na = 2 NaOH + H2
AgI + Fe2(CO3)3 = FeI3 + Ag2CO3 =>
6 AgI + Fe2(CO3)3 = 2 FeI3 + 3 Ag2CO3
C2H3Br3 + O2 = CO + H2O + Br2 =>
4 C2H3Br3 + 7 O2 = 8 CO + 6 H2O + 6 Br2
HCl + Ca = CaCl2 + H2 =>
2 HCl + Ca = CaCl2 + H2
Fe + Ni(OH)2 = Ni + Fe(OH)3 =>
2 Fe + 3 Ni(OH)2 = 3 Ni + 2 Fe(OH)3
O2 + CS2 = CO2 + SO2 =>
3 O2 + CS2 = CO2 + 2 SO2
(NH4)2SO4 + KOH = K2SO4 + NH3 + H2O =>
(NH4)2SO4 + 2 KOH = K2SO4 + 2 NH3 + 2 H2O
Cu + HNO3 = Cu(NO3)2 + NO + H2O =>
3 Cu + 8 HNO3 = 3 Cu(NO3)2 + 2 NO + 4 H2O
Ba(OH)2 + CO2 = BaCO3 + H2O =>
Ba(OH)2 + CO2 = BaCO3 + H2O
MgCO3 = MgO + CO2 =>
MgCO3 = MgO + CO2
HF + SiO2 = SiF4 + H2O =>
4 HF + SiO2 = SiF4 + 2 H2O
N2 + H2 = NH3 =>
N2 + 3 H2 = 2 NH3
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| Équations équilibrées la veille | Équations équilibrées le lendemain |
Équations équilibrées sur01/05/19
Équations équilibrées sur02/04/18
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