| Équations équilibrées la veille | Équations équilibrées le lendemain |
Pb(NO3)2 + 2 NaCl = PbCl2 + 2 NaNO3
C3H6O + O2 = CO2 + H2O =>
C3H6O + 4 O2 = 3 CO2 + 3 H2O
AlCl3 + SCl2 = Al2S + Cl2 =>
2 AlCl3 + SCl2 = Al2S + 4 Cl2
Fe(s) + O2(g) = Fe2O3(s) =>
4 Fe(s) + 3 O2(g) = 2 Fe2O3(s)
NH3 + NO2 = N2O + H20 =>
60 NH3 + 20 NO2 = 40 N2O + 9 H20
C7H16 + O2 = CO2 + H2O =>
C7H16 + 11 O2 = 7 CO2 + 8 H2O
Fe2O3 + C = Fe + CO =>
Fe2O3 + 3 C = 2 Fe + 3 CO
Pb(NO3)2 + NaCl = PbCl2 + NaNO3 =>
Pb(NO3)2 + 2 NaCl = PbCl2 + 2 NaNO3
PHCH3 + KMnO4 + H2SO4 = PHCOOH + K2SO4 + MnSO4 + H2O =>
5 PHCH3 + 6 KMnO4 + 9 H2SO4 = 5 PHCOOH + 3 K2SO4 + 6 MnSO4 + 14 H2O
Pb(NO3)2 + NaCl = PbCl2 + NaNO3 =>
Pb(NO3)2 + 2 NaCl = PbCl2 + 2 NaNO3
Cu + HNO3 = Cu(NO3)2 + NO + H2O =>
3 Cu + 8 HNO3 = 3 Cu(NO3)2 + 2 NO + 4 H2O
C2H2 + H2O = CH3CHO =>
C2H2 + H2O = CH3CHO
Mg + HCl = MgHCl2 + H2 =>
2 Mg + 4 HCl = 2 MgHCl2 + H2
Zn2 + H2SO4 = Zn(SO4)2 + H2 =>
Zn2 + 4 H2SO4 = 2 Zn(SO4)2 + 4 H2
C3H6O2 + C2H6O = C5H10O2 + H2O =>
C3H6O2 + C2H6O = C5H10O2 + H2O
P4 + NaOH + H2O = PH3 + Na2HPO3 =>
P4 + 4 NaOH + 2 H2O = 2 PH3 + 2 Na2HPO3
P4 + KOH + H2O = KH2PO2 + PH3 =>
P4 + 3 KOH + 3 H2O = 3 KH2PO2 + PH3
CaC2 + H2O = Ca(OH)2 + C2H2 =>
CaC2 + 2 H2O = Ca(OH)2 + C2H2
BaNO3 + KCO3 = BaCO3 + KNO3 =>
BaNO3 + KCO3 = BaCO3 + KNO3
NaNO3 = NaNO2 + O2 =>
2 NaNO3 = 2 NaNO2 + O2
NaCl + H2So4 = Na2So4 + HCl =>
2 NaCl + H2So4 = Na2So4 + 2 HCl
Na2S + Na2SO4 = Na2SO3 =>
Na2S + 3 Na2SO4 = 4 Na2SO3
P4 + KOH + H2O = KH2PO2 + PH3 =>
P4 + 3 KOH + 3 H2O = 3 KH2PO2 + PH3
CaCO3 = CaO + CO2 =>
CaCO3 = CaO + CO2
HgO(s) = Hg + O2 =>
2 HgO(s) = 2 Hg + O2
Ni + F2 = NiF2 =>
Ni + F2 = NiF2
Cu + HNO3 = NO2 + H2O + Cu(NO3)2 =>
Cu + 4 HNO3 = 2 NO2 + 2 H2O + Cu(NO3)2
Mg(s) + O2(g) = MgO(s) =>
2 Mg(s) + O2(g) = 2 MgO(s)
PbS + O2 = PbO + SO =>
PbS + O2 = PbO + SO
PbS + O2 = PbO + SO2 =>
2 PbS + 3 O2 = 2 PbO + 2 SO2
H2S + Cl2 = HCl + S =>
H2S + Cl2 = 2 HCl + S
HCl + MnO2 = MnCl2 + H2O + Cl2 =>
4 HCl + MnO2 = MnCl2 + 2 H2O + Cl2
H2SO4 + Cu = CuSO4 + H2O + SO2 =>
2 H2SO4 + Cu = CuSO4 + 2 H2O + SO2
NaHCo3(s) + HCl(aq) = NaCl(aq) + H2Co3(s) =>
NaHCo3(s) + HCl(aq) = NaCl(aq) + H2Co3(s)
Zn + H2SO4 = H + ZnSO4 =>
Zn + H2SO4 = 2 H + ZnSO4
CH3CHO + O2 = CH3COOH =>
2 CH3CHO + O2 = 2 CH3COOH
Fe2P(s) + S(s) = P4S10(s) + FeS(s) =>
4 Fe2P(s) + 18 S(s) = P4S10(s) + 8 FeS(s)
H2SO4 + KOH = K2SO4 + H2O =>
H2SO4 + 2 KOH = K2SO4 + 2 H2O
CO2 + H2O = C6H12O6 + O2 =>
6 CO2 + 6 H2O = C6H12O6 + 6 O2
HCl + NaOH = NaCl + H2O =>
HCl + NaOH = NaCl + H2O
Fe2O3 + C = Fe + CO =>
Fe2O3 + 3 C = 2 Fe + 3 CO
NH3(g) + CO2(g) = (NH2)2CO(ac) + H2O(l) =>
2 NH3(g) + CO2(g) = (NH2)2CO(ac) + H2O(l)
NH3 + O2 = NO + H2O =>
4 NH3 + 5 O2 = 4 NO + 6 H2O
Ca + HNO3 = Ca(NO3) + NH3 + H2O =>
8 Ca + 9 HNO3 = 8 Ca(NO3) + NH3 + 3 H2O
(NH4)3PO4 + CaBr2 = Ca3(PO4)2 + NH4Br =>
2(NH4)3PO4 + 3 CaBr2 = Ca3(PO4)2 + 6 NH4Br
Fe2O3 + H2 = Fe + H2O =>
Fe2O3 + 3 H2 = 2 Fe + 3 H2O
I2 + KCl = Cl2 + KI =>
I2 + 2 KCl = Cl2 + 2 KI
H2SO4 + KOH = K2SO4 + H2O =>
H2SO4 + 2 KOH = K2SO4 + 2 H2O
C2H4 + O2 = CO2 + H2O =>
C2H4 + 3 O2 = 2 CO2 + 2 H2O
C4H10 + O2 = CO2 + H2O =>
2 C4H10 + 13 O2 = 8 CO2 + 10 H2O
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| Équations équilibrées la veille | Équations équilibrées le lendemain |
Équations équilibrées sur01/31/18
Équations équilibrées sur03/02/17
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