| Équations équilibrées la veille | Équations équilibrées le lendemain |
8 HNO3 + 3 Fe = 3 Fe(NO3)2 + 2 NO + 4 H2O
NH4Cl + LiOH = NH3 + H2O + LiCl =>
NH4Cl + LiOH = NH3 + H2O + LiCl
NaCi = Na + Ci2 =>
2 NaCi = 2 Na + Ci2
KCl + H2S = KS + H2Cl =>
KCl + H2S = KS + H2Cl
P4(s) + Cl2(g) = PCl5(g) =>
P4(s) + 10 Cl2(g) = 4 PCl5(g)
Cu + HNO3 = Cu(NO3)2 + NO + H2O =>
3 Cu + 8 HNO3 = 3 Cu(NO3)2 + 2 NO + 4 H2O
Fe(s) + H2SO4(aq) = Fe2(SO4)3(aq) + H2(g) =>
2 Fe(s) + 3 H2SO4(aq) = Fe2(SO4)3(aq) + 3 H2(g)
CaCO3 + Ca(H2PO4)2H2O = CaHPO4 + H2O + CO2 =>
CaCO3 + Ca(H2PO4)2H2O = 2 CaHPO4 + 2 H2O + CO2
Pb(NO3)2 + KI = KNO3 + PbI2 =>
Pb(NO3)2 + 2 KI = 2 KNO3 + PbI2
KCl + H2S = KS + H2Cl =>
KCl + H2S = KS + H2Cl
NO + O2 = NO2 =>
2 NO + O2 = 2 NO2
As + KNO3 + Na2CO3 = Na3AsO4 + KNO2 + CO2 =>
2 As + 5 KNO3 + 3 Na2CO3 = 2 Na3AsO4 + 5 KNO2 + 3 CO2
Cr2O3 + Na2CO3 + KNO3 = Na2CrO4 + CO2 + KNO2 =>
Cr2O3 + 2 Na2CO3 + 3 KNO3 = 2 Na2CrO4 + 2 CO2 + 3 KNO2
HJ + H2SO4 = S + J2 + H2O =>
6 HJ + H2SO4 = S + 3 J2 + 4 H2O
LiOH + HBr = LiBr + H2O =>
LiOH + HBr = LiBr + H2O
B2O3 + NH3 = NO3 + B2H3 =>
B2O3 + NH3 = NO3 + B2H3
CuCl3 + Zn = Cu + ZnCl2 =>
2 CuCl3 + 3 Zn = 2 Cu + 3 ZnCl2
CuS + HNO3 = Cu(NO3)2 + S + NO + H2O =>
3 CuS + 8 HNO3 = 3 Cu(NO3)2 + 3 S + 2 NO + 4 H2O
LiHCO3 + HBr = LiBr + H2CO3 =>
LiHCO3 + HBr = LiBr + H2CO3
KI + BaCl2 = KCl + BaI2 =>
2 KI + BaCl2 = 2 KCl + BaI2
Si + H2F2 = SiF4 + H2 =>
Si + 2 H2F2 = SiF4 + 2 H2
Zn + HNO3 = Zn(NO3)2 + H2O + NH4NO3 =>
4 Zn + 10 HNO3 = 4 Zn(NO3)2 + 3 H2O + NH4NO3
Fe2O3 + HCl = FeCl3 + H2O =>
Fe2O3 + 6 HCl = 2 FeCl3 + 3 H2O
NaCi = Na + Ci2 =>
2 NaCi = 2 Na + Ci2
C + KNO3 = K2CO3 + CO2 + N2 =>
5 C + 4 KNO3 = 2 K2CO3 + 3 CO2 + 2 N2
NaCiJ = Na + Ci2 + J2 =>
2 NaCiJ = 2 Na + Ci2 + J2
Fe + Cl2 = FeCl =>
2 Fe + Cl2 = 2 FeCl
NO + O2 = NO2 =>
2 NO + O2 = 2 NO2
Na + Cl2 = NaCl =>
2 Na + Cl2 = 2 NaCl
Cl2 + Ca(OH)2 = H2O + CaOCl2 =>
Cl2 + Ca(OH)2 = H2O + CaOCl2
H2Cr2O7 + NaOH = Na2CrO4 + H2O =>
H2Cr2O7 + 4 NaOH = 2 Na2CrO4 + 3 H2O
KIO3 + KI + H2SO4 = I2 + K2SO4 + H2O =>
KIO3 + 5 KI + 3 H2SO4 = 3 I2 + 3 K2SO4 + 3 H2O
(NH4)2S + CuCl2 = NH4Cl + CuS =>
(NH4)2S + CuCl2 = 2 NH4Cl + CuS
NO + O2 = NO2 =>
2 NO + O2 = 2 NO2
Al + HCl = AlCl3 + H2 =>
2 Al + 6 HCl = 2 AlCl3 + 3 H2
Mg + N2 = Mg3N2 =>
3 Mg + N2 = Mg3N2
Na3N = Na + N =>
Na3N = 3 Na + N
HClO + NaOH = ClO + NaOH2 =>
HClO + NaOH = ClO + NaOH2
C2H5OH + O2 = CO2 + H2O =>
C2H5OH + 3 O2 = 2 CO2 + 3 H2O
As + KNO3 + Na2CO3 = Na3AsO4 + KNO2 + CO2 =>
2 As + 5 KNO3 + 3 Na2CO3 = 2 Na3AsO4 + 5 KNO2 + 3 CO2
H2 + O2 = H2O =>
2 H2 + O2 = 2 H2O
O2 + H = H2O =>
O2 + 4 H = 2 H2O
AGNO3 + KI = AGI + KNO3 =>
AGNO3 + KI = AGI + KNO3
NaOH + Cl2 = NaCl + NaClO + H2O =>
2 NaOH + Cl2 = NaCl + NaClO + H2O
MnSO4 + (NH4)2S2O8 + H2O = MnO2 + H2SO4 + (NH4)2SO4 =>
MnSO4 + (NH4)2S2O8 + 2 H2O = MnO2 + 2 H2SO4 + (NH4)2SO4
Mg + FeCl3 = Fe + MgCl2 =>
3 Mg + 2 FeCl3 = 2 Fe + 3 MgCl2
H2 + Cl2 = HCl =>
H2 + Cl2 = 2 HCl
LiHCO3 = Li2CO3 + CO2 + H2O =>
2 LiHCO3 = Li2CO3 + CO2 + H2O
H2S + HCLO3 = S + HCL + H2O =>
3 H2S + HCLO3 = 3 S + HCL + 3 H2O
Fe + O2 = Fe2O3 =>
4 Fe + 3 O2 = 2 Fe2O3
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| Équations équilibrées la veille | Équations équilibrées le lendemain |
Équations équilibrées sur11/01/14
Équations équilibrées sur12/01/13
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