| Équations équilibrées la veille | Équations équilibrées le lendemain |
2 HNO3 + Sr(OH)2 = Sr(NO3)2 + 2 H2O
Na2CO3 + Sr(OH)2 = SrCO3 + NaOH =>
Na2CO3 + Sr(OH)2 = SrCO3 + 2 NaOH
C4H10 + O2 = H2O + CO2 =>
2 C4H10 + 13 O2 = 10 H2O + 8 CO2
Fe + HNO3 = Fe(NO3)3 + NO2 + H2O =>
Fe + 6 HNO3 = Fe(NO3)3 + 3 NO2 + 3 H2O
Fe(NO3)3 + NaOH = Fe(OH)3 + NaNO3 =>
Fe(NO3)3 + 3 NaOH = Fe(OH)3 + 3 NaNO3
Fe + O2 + H2O = Fe(OH)2 =>
2 Fe + O2 + 2 H2O = 2 Fe(OH)2
HNO3 + Cu = Cu(NO3)2 + NO + H2O =>
8 HNO3 + 3 Cu = 3 Cu(NO3)2 + 2 NO + 4 H2O
Fe(NO3)3 + NH4SCN + H2O = Fe(SCN)3(H2O)3 + NO3 + NH4 =>
Fe(NO3)3 + 3 NH4SCN + 3 H2O = Fe(SCN)3(H2O)3 + 3 NO3 + 3 NH4
CN(aq) + MnO4(aq) = CNO(aq) + MnO2(s) =>
2 CN(aq) + MnO4(aq) = 2 CNO(aq) + MnO2(s)
CH4 + H2O = H2 + CO =>
CH4 + H2O = 3 H2 + CO
Fe(NO3)3 + NH4SCN + H2O = Fe(SCN)3(H2O)3 + NO3{-} + NH4{+} =>
Fe(NO3)3 + 3 NH4SCN + 3 H2O = Fe(SCN)3(H2O)3 + 3 NO3{-} + 3 NH4{+}
Fe + Cl2 = FeCl3 =>
2 Fe + 3 Cl2 = 2 FeCl3
HCl + Mg(OH)2 = MgCl2 + HOH =>
2 HCl + Mg(OH)2 = MgCl2 + 2 HOH
KMnO4 + HCl = KCl + MnCl2 + H2O + Cl2 =>
2 KMnO4 + 16 HCl = 2 KCl + 2 MnCl2 + 8 H2O + 5 Cl2
FeS2 + Br2 + KOH = Fe(OH)3 + KBr + K2SO4 + H2O =>
2 FeS2 + 15 Br2 + 38 KOH = 2 Fe(OH)3 + 30 KBr + 4 K2SO4 + 16 H2O
CaCl2 + NaF = CaF2 + NaCl =>
CaCl2 + 2 NaF = CaF2 + 2 NaCl
Ca + H2O = Ca(OH)2 + H2 =>
Ca + 2 H2O = Ca(OH)2 + H2
Fe + O2 = FeO =>
2 Fe + O2 = 2 FeO
C10H18O + O2 = CO2 + H2O =>
C10H18O + 14 O2 = 10 CO2 + 9 H2O
FeS2 + Br2 + KOH = Fe(OH)3 + KBr + K2SO4 + H2O =>
2 FeS2 + 15 Br2 + 38 KOH = 2 Fe(OH)3 + 30 KBr + 4 K2SO4 + 16 H2O
FeS + Br2 + KOH = Fe(OH)3 + KBr + K2SO4 + H2O =>
2 FeS + 9 Br2 + 22 KOH = 2 Fe(OH)3 + 18 KBr + 2 K2SO4 + 8 H2O
N2 + F2 = NF3 =>
N2 + 3 F2 = 2 NF3
CaC2 + H2O = C2H2 + Ca(OH)2 =>
CaC2 + 2 H2O = C2H2 + Ca(OH)2
K2O2 + H2O = KOH + O2 =>
2 K2O2 + 2 H2O = 4 KOH + O2
C + CaO = Ca + CO2 =>
C + 2 CaO = 2 Ca + CO2
Na + H2O = H2 + NaOH =>
2 Na + 2 H2O = H2 + 2 NaOH
KOH + H2SO4 = KHSO4 + H2O =>
KOH + H2SO4 = KHSO4 + H2O
Na + I2 = NaI =>
2 Na + I2 = 2 NaI
NaClO3(s) = NaClO2 + O2 =>
2 NaClO3(s) = 2 NaClO2 + O2
NaClO3 = NaClO2 + O2 =>
2 NaClO3 = 2 NaClO2 + O2
NaClO3 = NaClO + O2 =>
NaClO3 = NaClO + O2
NaClO3 = NaCl + O2 =>
2 NaClO3 = 2 NaCl + 3 O2
HgO = Hg + O2 =>
2 HgO = 2 Hg + O2
CH4 + O2 = CO2 + H2O =>
CH4 + 2 O2 = CO2 + 2 H2O
CH{4} + O = CO{2} + H{2}O =>
CH{4} + O = CO{2} + H{2}O
SnCl2 + FeCl3 = SnCl4 + FeCl2 =>
SnCl2 + 2 FeCl3 = SnCl4 + 2 FeCl2
HCL + NaOH = NaCL + H2O =>
HCL + NaOH = NaCL + H2O
NH3 + Cl21 = N2H4 + NH4Cl =>
84 NH3 + 2 Cl21 = 21 N2H4 + 42 NH4Cl
H2S + H2O2 = H2SO4 + H2O =>
H2S + 4 H2O2 = H2SO4 + 4 H2O
Fe2O3 + CO = CO2 + FeO =>
Fe2O3 + CO = CO2 + 2 FeO
NaClO3 = NaCl + O2 =>
2 NaClO3 = 2 NaCl + 3 O2
SO2 + O2 = SO3 =>
2 SO2 + O2 = 2 SO3
Fe2O3 + C = Fe + CO =>
Fe2O3 + 3 C = 2 Fe + 3 CO
C5H10 + Br2 = C5H10Br2 =>
C5H10 + Br2 = C5H10Br2
Fe2O3 + CO = Fe + CO2 =>
Fe2O3 + 3 CO = 2 Fe + 3 CO2
NH4ClO4 = N2 + Cl2 + O2 + H2O =>
2 NH4ClO4 = N2 + Cl2 + 2 O2 + 4 H2O
N2H4 + H2O2 = N2 + H2O =>
N2H4 + 2 H2O2 = N2 + 4 H2O
Na + H2O = NaOH + H2 =>
2 Na + 2 H2O = 2 NaOH + H2
NH3 + O2 = NO + H20 =>
20 NH3 + 10 O2 = 20 NO + 3 H20
Cr + HC1 = CrC13 + H2 =>
2 Cr + 26 HC1 = 2 CrC13 + 13 H2
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| Équations équilibrées la veille | Équations équilibrées le lendemain |
Équations équilibrées sur10/07/11
Équations équilibrées sur11/06/10
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