| Équations équilibrées la veille | Équations équilibrées le lendemain |
2 NaClO3 = 2 NaCl + 3 O2
HNO3 + HCl = NOCl + Cl2O + H2 =>
HNO3 + 5 HCl = NOCl + 2 Cl2O + 3 H2
Fe + O2 = Fe2O3 =>
4 Fe + 3 O2 = 2 Fe2O3
Cr(OH)3 + Cl2 + KOH = K2CrO4 + KCl + H2O =>
2 Cr(OH)3 + 3 Cl2 + 10 KOH = 2 K2CrO4 + 6 KCl + 8 H2O
Cr2O3 + H2 = Cr + H2O =>
Cr2O3 + 3 H2 = 2 Cr + 3 H2O
P + O = P4O10 =>
4 P + 10 O = P4O10
Cu(OH)2 = CuO + H2O =>
Cu(OH)2 = CuO + H2O
Fe(NO3)3 + FeI2 + H2SO4 = Fe2(SO4)3 + I2 + NO + H2O =>
Fe(NO3)3 + 3 FeI2 + 6 H2SO4 = 2 Fe2(SO4)3 + 3 I2 + 3 NO + 6 H2O
Mg[CH3(CH2)3]2 + NH3 = Mg(NH2)2 + CH3(CH2)2CH3 =>
Mg[CH3(CH2)3]2 + 2 NH3 = Mg(NH2)2 + 2 CH3(CH2)2CH3
NO2 + H2O + O2 = HNO3 =>
4 NO2 + 2 H2O + O2 = 4 HNO3
H2 + N2 = NH3 =>
3 H2 + N2 = 2 NH3
K2Cr2O7 + (NH4)2S + H2O = Cr(OH)3 + NH4OH + S + KOH =>
K2Cr2O7 + 3(NH4)2S + 7 H2O = 2 Cr(OH)3 + 6 NH4OH + 3 S + 2 KOH
H2O + CO = CO2 + H2 =>
H2O + CO = CO2 + H2
Ca(NO3)2 + K3PO4 = Ca3(PO4)2 + KNO3 =>
3 Ca(NO3)2 + 2 K3PO4 = Ca3(PO4)2 + 6 KNO3
MnO2 + H2 = Mn + H2O =>
MnO2 + 2 H2 = Mn + 2 H2O
C3H6 + O2 = C3O2 + H6 =>
C3H6 + O2 = C3O2 + H6
Pb(NO3)2 = PbO + NO2 + O2 =>
2 Pb(NO3)2 = 2 PbO + 4 NO2 + O2
BaCl2 + K2SO4 = KCl + BaSO4 =>
BaCl2 + K2SO4 = 2 KCl + BaSO4
NaCl + F2 = NaF + Cl2 =>
2 NaCl + F2 = 2 NaF + Cl2
H2O + CO = CO2 + H2 =>
H2O + CO = CO2 + H2
Cu + O2 = CuO =>
2 Cu + O2 = 2 CuO
Fe + O2 = Fe2O3 =>
4 Fe + 3 O2 = 2 Fe2O3
CuO + H2SO4 = CuSO4 + H2O =>
CuO + H2SO4 = CuSO4 + H2O
Al + HCl = AlCl3 + H2 =>
2 Al + 6 HCl = 2 AlCl3 + 3 H2
KMno4 + NH3 + KOH = K2Mno4 + KNO3 + H2O =>
8 KMno4 + NH3 + 9 KOH = 8 K2Mno4 + KNO3 + 6 H2O
Na + CaSO4 = NaSO4 + Ca =>
Na + CaSO4 = NaSO4 + Ca
Al2(SO4)3 + PbCl2 = PbSO4 + AlCl3 =>
Al2(SO4)3 + 3 PbCl2 = 3 PbSO4 + 2 AlCl3
HNO3 + Ag = AgNO3 + H =>
HNO3 + Ag = AgNO3 + H
HNO3 + Ag = AgNO3 + H2 =>
2 HNO3 + 2 Ag = 2 AgNO3 + H2
KHCO3(s) + HCl(aq) = CO2 + H2O + KCl =>
KHCO3(s) + HCl(aq) = CO2 + H2O + KCl
S + O2 = SO3 =>
2 S + 3 O2 = 2 SO3
Cd(aq) + Nh4CN(aq) = Cd(CN)2(s) + Nh4(aq) =>
Cd(aq) + 2 Nh4CN(aq) = Cd(CN)2(s) + 2 Nh4(aq)
CuSO4 + Zn = Cu + ZnSO4 =>
CuSO4 + Zn = Cu + ZnSO4
Pt + HCl + HNO3 = (NO)2PtCl4 + H2PtCl4 + H2O =>
2 Pt + 8 HCl + 2 HNO3 = (NO)2PtCl4 + H2PtCl4 + 4 H2O
CuSO4(H2O)5 = CuSO4(H2O)3 + H2O =>
CuSO4(H2O)5 = CuSO4(H2O)3 + 2 H2O
CuCl = CuCl2 + Cu =>
2 CuCl = CuCl2 + Cu
SO3 + KOH = H2O + K2SO4 =>
SO3 + 2 KOH = H2O + K2SO4
C2H6 + O2 = CO2 + H20 =>
10 C2H6 + 20 O2 = 20 CO2 + 3 H20
C6H6 + O2 = CO2 + H2O =>
2 C6H6 + 15 O2 = 12 CO2 + 6 H2O
CuSO4(H2O)5 = CuSO4(H2O)3 + H2O =>
CuSO4(H2O)5 = CuSO4(H2O)3 + 2 H2O
K + H2O = KOH + H =>
K + H2O = KOH + H
Ca(NO3)2 + Na2CO3 = CaCO3 + NaNO3 =>
Ca(NO3)2 + Na2CO3 = CaCO3 + 2 NaNO3
NaIO3 + NaI + HBr = NaBr + H2O + I2 =>
NaIO3 + 5 NaI + 6 HBr = 6 NaBr + 3 H2O + 3 I2
HCl + Na + CO3 = NaCl + CO2 + H2O =>
2 HCl + 2 Na + CO3 = 2 NaCl + CO2 + H2O
(NH4)2Cr2O7 = N2 + H2O + Cr2O3 =>
(NH4)2Cr2O7 = N2 + 4 H2O + Cr2O3
Li + O = Li2O =>
2 Li + O = Li2O
(NH4)2PtCl6 = Pt + N2 + NH4Cl + HCl =>
3(NH4)2PtCl6 = 3 Pt + 2 N2 + 2 NH4Cl + 16 HCl
NaI + Pb(NO3)2 = NaNO3 + PbI2 =>
2 NaI + Pb(NO3)2 = 2 NaNO3 + PbI2
C5H4N403 + O2 = N2 + CO2 + H2O =>
2 C5H4N403 + 12 O2 = 403 N2 + 10 CO2 + 4 H2O
Cu(NO3) = CuO + NO + O2 =>
2 Cu(NO3) = 2 CuO + 2 NO + O2
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| Équations équilibrées la veille | Équations équilibrées le lendemain |
Équations équilibrées sur01/18/15
Équations équilibrées sur02/17/14
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