| Équations équilibrées la veille | Équations équilibrées le lendemain |
2 Mg + CO2 = 2 MgO + C
NaHCO3 = Na2CO3 + H2O + CO2 =>
2 NaHCO3 = Na2CO3 + H2O + CO2
HNO2 = HNO3 + NO + H2O =>
3 HNO2 = HNO3 + 2 NO + H2O
K2Cr2O7 + NH3 + H2SO4 = K2SO4 + Cr2(SO4) + N2 + H2O =>
3 K2Cr2O7 + 10 NH3 + 6 H2SO4 = 3 K2SO4 + 3 Cr2(SO4) + 5 N2 + 21 H2O
Fe2S3 = Fe + S =>
Fe2S3 = 2 Fe + 3 S
Al2O3 + H2SO4 = Al2(SO4)3 + H2O =>
Al2O3 + 3 H2SO4 = Al2(SO4)3 + 3 H2O
H2SO4 + NaOH = H2O + Na2SO4 =>
H2SO4 + 2 NaOH = 2 H2O + Na2SO4
Fe + O2 = Fe2O3 =>
4 Fe + 3 O2 = 2 Fe2O3
NaHCO3 = Na2O + H2O + CO2 =>
2 NaHCO3 = Na2O + H2O + 2 CO2
Zn + HCl = ZnCl2 + H2 =>
Zn + 2 HCl = ZnCl2 + H2
Li + N2 = Li3N =>
6 Li + N2 = 2 Li3N
Fe(OH)3 + H2SO4 = Fe2(SO4)3 + H2O =>
2 Fe(OH)3 + 3 H2SO4 = Fe2(SO4)3 + 6 H2O
Zn(s) + H2S(l) = ZnS + H2 =>
Zn(s) + H2S(l) = ZnS + H2
Fe + O = Fe2O3 =>
2 Fe + 3 O = Fe2O3
Hg(NO3)2 = Hg + NO2 + O2 =>
Hg(NO3)2 = Hg + 2 NO2 + O2
Ca(HCO3)2 = CaCO3 + CO2 + H2O =>
Ca(HCO3)2 = CaCO3 + CO2 + H2O
B(OH)3 + H2O = B(OH)4{-} + H{+} =>
B(OH)3 + H2O = B(OH)4{-} + H{+}
Cu(NO3)2 = CuO + NO2 + O2 =>
2 Cu(NO3)2 = 2 CuO + 4 NO2 + O2
(NH4)2Cr2O7 = Cr2O3 + N2 + H2O =>
(NH4)2Cr2O7 = Cr2O3 + N2 + 4 H2O
K2SO3 = K2SO4 + K2S =>
4 K2SO3 = 3 K2SO4 + K2S
CO2(g) + NH3(g) = NH2CONH2(s) + H2O =>
CO2(g) + 2 NH3(g) = NH2CONH2(s) + H2O
P2O5 + H2O = H3PO4 =>
P2O5 + 3 H2O = 2 H3PO4
(NH4)2Cr2O7 = N2 + Cr2O3 + H2O =>
(NH4)2Cr2O7 = N2 + Cr2O3 + 4 H2O
C6H5COONa + NaOH = C6H6 + Na2CO3 =>
C6H5COONa + NaOH = C6H6 + Na2CO3
NH3 + CuO = N2 + Cu + H2O =>
2 NH3 + 3 CuO = N2 + 3 Cu + 3 H2O
CH4 + O2 = CO2 + H2O =>
CH4 + 2 O2 = CO2 + 2 H2O
Al2O3 + NaOH = Na3AlO3 + H2O =>
Al2O3 + 6 NaOH = 2 Na3AlO3 + 3 H2O
NH4I + Cl2 = NH4Cl + I2 =>
2 NH4I + Cl2 = 2 NH4Cl + I2
Cl2 + NaBr = NaCl + Br =>
Cl2 + 2 NaBr = 2 NaCl + 2 Br
Cl2 + NaBr = NaCl + Br2 =>
Cl2 + 2 NaBr = 2 NaCl + Br2
CH3NH2 + HNO2 = CH3OH + N2 + H2O =>
CH3NH2 + HNO2 = CH3OH + N2 + H2O
Na2SiF6 + Na = Si + NaF =>
Na2SiF6 + 4 Na = Si + 6 NaF
CaH2 + H2O = Ca(OH) + H2 =>
2 CaH2 + 2 H2O = 2 Ca(OH) + 3 H2
CuO + H2 = Cu + H2O =>
CuO + H2 = Cu + H2O
Cr(NO3)3 + KBiO3 + HNO3 = H2Cr2O7 + KNO3 + Bi(NO3)3 + H2O =>
2 Cr(NO3)3 + 3 KBiO3 + 6 HNO3 = H2Cr2O7 + 3 KNO3 + 3 Bi(NO3)3 + 2 H2O
Zn + NO3{-} + H{+} = Zn{+2} + NH4{+} + H2O =>
4 Zn + NO3{-} + 10 H{+} = 4 Zn{+2} + NH4{+} + 3 H2O
C8H18 + O2 = CO2 + H2O =>
2 C8H18 + 25 O2 = 16 CO2 + 18 H2O
Mn(NO3)24H2O + NH2CH2COOH = Mn3O4 + CO2 + H2O + N2 =>
27 Mn(NO3)24H2O + 424 NH2CH2COOH = 9 Mn3O4 + 848 CO2 + 1087 H2O + 536 N2
H2SO4 + NaCl + MnO2 = H2O + NaHSO4 + MnSO4 + Cl2 =>
3 H2SO4 + 2 NaCl + MnO2 = 2 H2O + 2 NaHSO4 + MnSO4 + Cl2
C4H10 + O2 = CO2 + H2O =>
2 C4H10 + 13 O2 = 8 CO2 + 10 H2O
CrCl3 + AgNO3 = Cr(NO3)3 + AgCl =>
CrCl3 + 3 AgNO3 = Cr(NO3)3 + 3 AgCl
PbS + HNO3 = Pb(NO3)2 + NO2 + S + H2O =>
PbS + 4 HNO3 = Pb(NO3)2 + 2 NO2 + S + 2 H2O
KOH + H3Po4 = K3Po4 + H2O =>
3 KOH + H3Po4 = K3Po4 + 3 H2O
Cl2 + NaI = NaCl + I2 =>
Cl2 + 2 NaI = 2 NaCl + I2
KJ + H2SO4 = H2S + J2 + H2O + K2SO4 =>
8 KJ + 5 H2SO4 = H2S + 4 J2 + 4 H2O + 4 K2SO4
Cu2S + HNO3 = Cu(NO3)2 + H2SO4 + NO + H2O =>
3 Cu2S + 22 HNO3 = 6 Cu(NO3)2 + 3 H2SO4 + 10 NO + 8 H2O
Sn(ClO3)4 = SnCl4 + O2 =>
Sn(ClO3)4 = SnCl4 + 6 O2
Al2(CO3)3 = Al2O3 + CO2 =>
Al2(CO3)3 = Al2O3 + 3 CO2
Na2CO3 + HCl = H2CO3 + NaCl =>
Na2CO3 + 2 HCl = H2CO3 + 2 NaCl
Fe + Cl3 = FeCl =>
3 Fe + Cl3 = 3 FeCl
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| Équations équilibrées la veille | Équations équilibrées le lendemain |
Équations équilibrées sur12/10/17
Équations équilibrées sur01/09/17
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