| Équations équilibrées la veille | Équations équilibrées le lendemain |
FeS + 4 HNO3 = Fe(NO3)3 + NO + S + 2 H2O
Ca2Si + HBr = CaBr + Si + H =>
Ca2Si + 2 HBr = 2 CaBr + Si + 2 H
Ca(OH)2 + H3PO4 = Ca(H2PO4)2 + H2O =>
Ca(OH)2 + 2 H3PO4 = Ca(H2PO4)2 + 2 H2O
KMnO4 + NaNO2 + H2O = MnO2 + NaNO3 + KOH =>
2 KMnO4 + 3 NaNO2 + H2O = 2 MnO2 + 3 NaNO3 + 2 KOH
C3H7OH + O2 = CO2 + H2O =>
2 C3H7OH + 9 O2 = 6 CO2 + 8 H2O
Al + O2 = Al2O3 =>
4 Al + 3 O2 = 2 Al2O3
Te + O2 = TeO2 =>
Te + O2 = TeO2
Cl2 + K4Fe(CN)6 = KCl + K3Fe(CN)6 =>
Cl2 + 2 K4Fe(CN)6 = 2 KCl + 2 K3Fe(CN)6
KMnO4 + NaNO2 + H2O = MnO2 + NaNO3 + KOH =>
2 KMnO4 + 3 NaNO2 + H2O = 2 MnO2 + 3 NaNO3 + 2 KOH
NaOH + H2So4 = Na2So4 + H2O =>
2 NaOH + H2So4 = Na2So4 + 2 H2O
Al + I2 = AlI3 =>
2 Al + 3 I2 = 2 AlI3
C3H3 + O2 = CO2 + H2O =>
4 C3H3 + 15 O2 = 12 CO2 + 6 H2O
NO2 + H2O = HNO3 + HNO2 =>
2 NO2 + H2O = HNO3 + HNO2
Al + Cl2 = AlCl3 =>
2 Al + 3 Cl2 = 2 AlCl3
Be(OH)2 + HCl = BeCl2 + H2O =>
Be(OH)2 + 2 HCl = BeCl2 + 2 H2O
H2O2 = H2O + O3 =>
3 H2O2 = 3 H2O + O3
C3H8 + O2 = CO2 + H2O =>
C3H8 + 5 O2 = 3 CO2 + 4 H2O
H2O2 = H2O + O2 =>
2 H2O2 = 2 H2O + O2
Ni(OH)3 = Ni2O3 + H2O =>
2 Ni(OH)3 = Ni2O3 + 3 H2O
CaCl2(aq) + Na2C2O4(aq) = NaCl(aq) + CaC2O4(s) =>
CaCl2(aq) + Na2C2O4(aq) = 2 NaCl(aq) + CaC2O4(s)
NaOH + KIO3 + CO = NaIO + KOH + CO2 =>
NaOH + KIO3 + 2 CO = NaIO + KOH + 2 CO2
Pb(s) + AgNO3(aq) = Pb(NO3)2(aq) + Ag(s) =>
Pb(s) + 2 AgNO3(aq) = Pb(NO3)2(aq) + 2 Ag(s)
C7H16 + O2 = CO2 + H2O =>
C7H16 + 11 O2 = 7 CO2 + 8 H2O
H3AsO4 = H3AsO4 =>
H3AsO4 = H3AsO4
MG + N2 = MGN2 =>
MG + N2 = MGN2
HC2H3O2 + NaOH = NaC2H3O2 + H2O =>
HC2H3O2 + NaOH = NaC2H3O2 + H2O
Mg + N2 = Mg3N2 =>
3 Mg + N2 = Mg3N2
ClC5NCCl3 + H2O = ClC5NCOOH + HCl =>
ClC5NCCl3 + 2 H2O = ClC5NCOOH + 3 HCl
P4 + Cl = PCl3 =>
P4 + 12 Cl = 4 PCl3
HX + H2O = X{-} + H3O{+} =>
HX + H2O = X{-} + H3O{+}
P4 + Cl2 = PCl3 =>
P4 + 6 Cl2 = 4 PCl3
CH3OH(l) + O2(g) = CO2(g) + H2O(g) =>
2 CH3OH(l) + 3 O2(g) = 2 CO2(g) + 4 H2O(g)
Fe2O3 + Al = Fe + Al2O3 =>
Fe2O3 + 2 Al = 2 Fe + Al2O3
K2SO3 + Mn(OH)2 = KOH + MnSO3 =>
K2SO3 + Mn(OH)2 = 2 KOH + MnSO3
(NH4)2SO4 + NaOH = (Na)2SO4 + H2O + NH3 =>
(NH4)2SO4 + 2 NaOH = (Na)2SO4 + 2 H2O + 2 NH3
CH3OH(l) + O2(g) = CO2(g) + H2O(g) =>
2 CH3OH(l) + 3 O2(g) = 2 CO2(g) + 4 H2O(g)
Cl2 + KI = KCl + I2 =>
Cl2 + 2 KI = 2 KCl + I2
TiO2(s) + C(s) + Cl2(g) = TiCl4(g) + CO(g) =>
TiO2(s) + 2 C(s) + 2 Cl2(g) = TiCl4(g) + 2 CO(g)
HCl + K2CrO4 + H2C204 = CO2 + CrCl3 + KCl + H2O =>
4090 HCl + 818 K2CrO4 + 3 H2C204 = 612 CO2 + 818 CrCl3 + 1636 KCl + 2048 H2O
NaOH + H2SO4 = H2O + Na2SO4 =>
2 NaOH + H2SO4 = 2 H2O + Na2SO4
Na2S2O3 + HOCl + H2O = H2SO4 + NaCl + HCl =>
Na2S2O3 + 4 HOCl + H2O = 2 H2SO4 + 2 NaCl + 2 HCl
MnO2 + KClO3 + KOH = K2MnO4 + KCl + H2O =>
3 MnO2 + KClO3 + 6 KOH = 3 K2MnO4 + KCl + 3 H2O
HCl + K2CrO4 + H2C2O4 = CO2 + CrCl3 + KCl + H2O =>
10 HCl + 2 K2CrO4 + 3 H2C2O4 = 6 CO2 + 2 CrCl3 + 4 KCl + 8 H2O
NaHCO3 + H2O = NaOH + H2CO3 =>
NaHCO3 + H2O = NaOH + H2CO3
SO3 + O2 = SO4 =>
2 SO3 + O2 = 2 SO4
Li2CO3 + AlBr3 = Al2(CO3)3 + LiBr =>
3 Li2CO3 + 2 AlBr3 = Al2(CO3)3 + 6 LiBr
HCl + K2CrO4 + H2C2O4 = CO2 + CrCl3 + KCl + H2O =>
10 HCl + 2 K2CrO4 + 3 H2C2O4 = 6 CO2 + 2 CrCl3 + 4 KCl + 8 H2O
SiO2 + HF = SiF4 + H2O =>
SiO2 + 4 HF = SiF4 + 2 H2O
Li2CO3 + AlBr3 = Al2(CO3)3 + LiBr =>
3 Li2CO3 + 2 AlBr3 = Al2(CO3)3 + 6 LiBr
NaNH2 + NaNO3 = NaN3 + NaOH + NH3 =>
3 NaNH2 + NaNO3 = NaN3 + 3 NaOH + NH3
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| Équations équilibrées la veille | Équations équilibrées le lendemain |
Équations équilibrées sur03/19/14
Équations équilibrées sur04/18/13
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