| Équations équilibrées la veille | Équations équilibrées le lendemain |
Ca3P2 + 6 H2O = 3 Ca(OH)2 + 2 PH3
Cr2O3 + KNO3 + KOH = K2CrO4 + KNO2 + H2O =>
Cr2O3 + 3 KNO3 + 4 KOH = 2 K2CrO4 + 3 KNO2 + 2 H2O
H3PO4 + NH3 = (NH4)3PO4 =>
H3PO4 + 3 NH3 = (NH4)3PO4
(NH4)3PO4 + Pb(NO3)4 = NH4NO3 + Pb3(PO4)4 =>
4(NH4)3PO4 + 3 Pb(NO3)4 = 12 NH4NO3 + Pb3(PO4)4
Ca(NO3)2 + Na2CO3 = NaNO3 + CaCO3 =>
Ca(NO3)2 + Na2CO3 = 2 NaNO3 + CaCO3
CH4 + N2Cl = H2 + N2 + CCl4 =>
CH4 + 4 N2Cl = 2 H2 + 4 N2 + CCl4
Ca(NO3)2 + Na2CO3 = NaNO3 + CaCO3 =>
Ca(NO3)2 + Na2CO3 = 2 NaNO3 + CaCO3
BiO3{-} + Cr{3+} + H{+} = Cr2O7{2-} + Bi{3+} + H2O =>
3 BiO3{-} + 2 Cr{3+} + 4 H{+} = Cr2O7{2-} + 3 Bi{3+} + 2 H2O
Na + O2 = Na2O =>
4 Na + O2 = 2 Na2O
NaClO4 = NaClO3 + O2 =>
2 NaClO4 = 2 NaClO3 + O2
AgNO3(aq) + H2SO4(aq) = Ag2SO4(s) + HNO3(aq) =>
2 AgNO3(aq) + H2SO4(aq) = Ag2SO4(s) + 2 HNO3(aq)
Na3PO4 + Ba(NO3)2 = NaNO3 + Ba3(PO4)2 =>
2 Na3PO4 + 3 Ba(NO3)2 = 6 NaNO3 + Ba3(PO4)2
Ca3(PO4)2 + SiO2 + C = CaSiO3 + P4 + CO =>
2 Ca3(PO4)2 + 6 SiO2 + 10 C = 6 CaSiO3 + P4 + 10 CO
MgCl2(aq) + AgNO3(aq) = Mg(NO3)2(aq) + AgCl =>
MgCl2(aq) + 2 AgNO3(aq) = Mg(NO3)2(aq) + 2 AgCl
CH4 + N2Cl4 = H2 + N2 + CCl4 =>
CH4 + N2Cl4 = 2 H2 + N2 + CCl4
Pb(NO3)2 + NaI = PbI2 + NaNO3 =>
Pb(NO3)2 + 2 NaI = PbI2 + 2 NaNO3
NaI + AgNO3 = NaNO3 + AgI =>
NaI + AgNO3 = NaNO3 + AgI
CuSO4 + Fe = Fe2(SO4)3 + Cu =>
3 CuSO4 + 2 Fe = Fe2(SO4)3 + 3 Cu
K + Cl2 = KCl =>
2 K + Cl2 = 2 KCl
C3H6O + O2 = CO + H2O =>
2 C3H6O + 5 O2 = 6 CO + 6 H2O
H3PO4 + HCl = PCl5 + H2O =>
H3PO4 + 5 HCl = PCl5 + 4 H2O
KOH + HSCN = KSCN + H2O =>
KOH + HSCN = KSCN + H2O
Ca(NO3)2 + K2CO3 = KNO3 + CaCO3 =>
Ca(NO3)2 + K2CO3 = 2 KNO3 + CaCO3
CO2 + H20 = C6H12O6 + O2 =>
30 CO2 + 3 H20 = 5 C6H12O6 + 15 O2
Fe2O3 + CO = Fe + CO2 =>
Fe2O3 + 3 CO = 2 Fe + 3 CO2
FeCl3 + KSCN + NaF = K3(FeF6) + K3[Fe(SCN)6] + NaCl =>
2 FeCl3 + 6 KSCN + 6 NaF = K3(FeF6) + K3[Fe(SCN)6] + 6 NaCl
Cr2O3 + C = Cr + CO2 =>
2 Cr2O3 + 3 C = 4 Cr + 3 CO2
C7H5N3O6 + O2 = CO2 + H20 + N2 =>
4 C7H5N3O6 + 16 O2 = 28 CO2 + H20 + 6 N2
CO2 + H20 = C6H12O6 + O2 =>
30 CO2 + 3 H20 = 5 C6H12O6 + 15 O2
MgO + Fe = Fe2O3 + Mg =>
3 MgO + 2 Fe = Fe2O3 + 3 Mg
C4H10 + O2 = CO2 + H2O =>
2 C4H10 + 13 O2 = 8 CO2 + 10 H2O
Cl + Fe = FeCl2 =>
2 Cl + Fe = FeCl2
Cl + Fe = FeCl3 =>
3 Cl + Fe = FeCl3
Ca + O2 = CaO =>
2 Ca + O2 = 2 CaO
NaNO3 = NaNO2 + O2 =>
2 NaNO3 = 2 NaNO2 + O2
NH2CH(CH3)COOH + O2 = CO2 + H20 + N2 =>
20 NH2CH(CH3)COOH + 40 O2 = 60 CO2 + 7 H20 + 10 N2
Ca + Cl2 = CaCl =>
2 Ca + Cl2 = 2 CaCl
NH2CH(CH3)COOH + O2 = CO2 + H2O + N2 =>
4 NH2CH(CH3)COOH + 15 O2 = 12 CO2 + 14 H2O + 2 N2
I2 + KOH = KIO3 + KI + H2O =>
3 I2 + 6 KOH = KIO3 + 5 KI + 3 H2O
Al + H2SO4 = Al2(SO4)3 + H2 =>
2 Al + 3 H2SO4 = Al2(SO4)3 + 3 H2
CaCO3 + HCl = CaCl2 + H2O + CO2 =>
CaCO3 + 2 HCl = CaCl2 + H2O + CO2
Ca + S = CaS =>
Ca + S = CaS
NaHCO3 + H3C6H5O7 = H2O + Na3C6H5O7 + CO2 =>
3 NaHCO3 + H3C6H5O7 = 3 H2O + Na3C6H5O7 + 3 CO2
KHSO4 + MgO = K2SO4 + MgSO4 + H2O =>
2 KHSO4 + MgO = K2SO4 + MgSO4 + H2O
Ca + N2 = CaN =>
2 Ca + N2 = 2 CaN
Ca + P = CaP =>
Ca + P = CaP
Al + P = AlP =>
Al + P = AlP
Na + HOH = NaOH + H2 =>
2 Na + 2 HOH = 2 NaOH + H2
Ba + Al(NO3)3 = BaO + Al + NO2 =>
3 Ba + Al(NO3)3 = 3 BaO + Al + 3 NO2
Fe(SCN)3 + KCl + NaF = K3(FeF6) + K3[Fe(SCN)6] + NaCl =>
2 Fe(SCN)3 + 6 KCl + 6 NaF = K3(FeF6) + K3[Fe(SCN)6] + 6 NaCl
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| Équations équilibrées la veille | Équations équilibrées le lendemain |
Équations équilibrées sur01/31/13
Équations équilibrées sur03/02/12
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