| Équations équilibrées la veille | Équations équilibrées le lendemain |
2 NaBr + CaF2 = 2 NaF + CaBr2
Lithium + water = lithiumhydroxide + hydrogen =>
2 Li + 2 H2O = 2 LiOH + H2
CaO + C = CaC2 + CO =>
CaO + 3 C = CaC2 + CO
NH3W = NW + H =>
NH3W = NW + 3 H
C3H5(NO3)3 = N2 + O2 + CO2 + H2O =>
4 C3H5(NO3)3 = 6 N2 + O2 + 12 CO2 + 10 H2O
Br2 + KI = I2 + KBr =>
Br2 + 2 KI = I2 + 2 KBr
Cu2O + H = Cu + H2O =>
Cu2O + 2 H = 2 Cu + H2O
Cu2O + H2 = Cu + H2O =>
Cu2O + H2 = 2 Cu + H2O
Pb(NO3)2 + NaCl = PbCl2 + NaNO3 =>
Pb(NO3)2 + 2 NaCl = PbCl2 + 2 NaNO3
NH4NO2 = N2 + H2O =>
NH4NO2 = N2 + 2 H2O
Br + O2 = BrO =>
2 Br + O2 = 2 BrO
Br + O2 = BrO2 =>
Br + O2 = BrO2
NH3 + O2 = N2O3 + H2O =>
2 NH3 + 3 O2 = N2O3 + 3 H2O
Na2CO3 + CaCl2 = NaCl + CaCO3 =>
Na2CO3 + CaCl2 = 2 NaCl + CaCO3
C2H5OH + O2 = CO2 + H2O =>
C2H5OH + 3 O2 = 2 CO2 + 3 H2O
H2S(g) + O2(g) = SO2(g) + H2O(g) =>
2 H2S(g) + 3 O2(g) = 2 SO2(g) + 2 H2O(g)
NH3 + O2 = NO + H2O =>
4 NH3 + 5 O2 = 4 NO + 6 H2O
FeOCl + HCl = FeCl3 + H2O =>
FeOCl + 2 HCl = FeCl3 + H2O
H2 + O2 = H2O =>
2 H2 + O2 = 2 H2O
CaMg(CO3)2 + HNO3 = MgO + Ca(NO3)2 + CO2 + H2O =>
CaMg(CO3)2 + 2 HNO3 = MgO + Ca(NO3)2 + 2 CO2 + H2O
Al + O2 = Al2O3 =>
4 Al + 3 O2 = 2 Al2O3
H2 + O2 = H2O =>
2 H2 + O2 = 2 H2O
Na + H2O = NaOH + H2 =>
2 Na + 2 H2O = 2 NaOH + H2
K2Cr2O7 + S + H2O = SO2 + KOH + Cr2O3 =>
2 K2Cr2O7 + 3 S + 2 H2O = 3 SO2 + 4 KOH + 2 Cr2O3
CH3CH2Br + NAOH = CH3CH2OH + NABr =>
CH3CH2Br + NAOH = CH3CH2OH + NABr
Pb(NO3)2(aq) + NaCl(aq) = NaNO3(aq) + PbCl2(s) =>
Pb(NO3)2(aq) + 2 NaCl(aq) = 2 NaNO3(aq) + PbCl2(s)
BaCl2 + (NH4)2CO3 = BaCO3 + NH4Cl =>
BaCl2 + (NH4)2CO3 = BaCO3 + 2 NH4Cl
KMnO4 + H2SO4 + C2H5OH = MnSO4 + K2SO4 + CH3CO2H + H2O =>
4 KMnO4 + 6 H2SO4 + 5 C2H5OH = 4 MnSO4 + 2 K2SO4 + 5 CH3CO2H + 11 H2O
NH4Cl + NaNO2 = NaCl + H2O + N =>
NH4Cl + NaNO2 = NaCl + 2 H2O + 2 N
NH4Cl + NaNO2 = NaCl + H2O + N2 =>
NH4Cl + NaNO2 = NaCl + 2 H2O + N2
TiCl4 + H2O = TiO2 + HCl =>
TiCl4 + 2 H2O = TiO2 + 4 HCl
C4H8 + O2 = CO2 + H2O =>
C4H8 + 6 O2 = 4 CO2 + 4 H2O
Al + CuSO4 = Cu + Al2(SO4)3 =>
2 Al + 3 CuSO4 = 3 Cu + Al2(SO4)3
Fe + O2 = Fe2O3 =>
4 Fe + 3 O2 = 2 Fe2O3
Ca0 + H2O = Ca(OH)2 + H2 =>
Ca0 + 2 H2O = Ca(OH)2 + H2
NO + O2 = NO2 =>
2 NO + O2 = 2 NO2
N + H = NH3 =>
N + 3 H = NH3
H2SO4 + NaOH = Na2SO4 + H2O =>
H2SO4 + 2 NaOH = Na2SO4 + 2 H2O
N2 + H2 = NH3 =>
N2 + 3 H2 = 2 NH3
MgCO3 = MgO + CO2 =>
MgCO3 = MgO + CO2
Fe{2+} + Cr2O7{2-} + H{+} = Fe{3+} + Cr{3+} + H2O =>
6 Fe{2+} + Cr2O7{2-} + 14 H{+} = 6 Fe{3+} + 2 Cr{3+} + 7 H2O
NO2 + H2O = HNO3 + NO =>
3 NO2 + H2O = 2 HNO3 + NO
MgCO3 = MgO + CO2 =>
MgCO3 = MgO + CO2
KO2 + H2O = KOH + H2O2 =>
2 KO2 + 4 H2O = 2 KOH + 3 H2O2
Ca3P2 + H2O = Ca(OH)2 + PH3 =>
Ca3P2 + 6 H2O = 3 Ca(OH)2 + 2 PH3
H2 + Cl2 = HCl =>
H2 + Cl2 = 2 HCl
NH3 + H2So4 = (NH4)2So4 =>
2 NH3 + H2So4 = (NH4)2So4
KClO3 + MnO2 + KOH = K2MnO4 + KCl + H2O =>
KClO3 + 3 MnO2 + 6 KOH = 3 K2MnO4 + KCl + 3 H2O
Zn + HCl = H2 + ZnCl =>
2 Zn + 2 HCl = H2 + 2 ZnCl
CuO + H2 = Cu + H2O =>
CuO + H2 = Cu + H2O
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| Équations équilibrées la veille | Équations équilibrées le lendemain |
Équations équilibrées sur06/20/17
Équations équilibrées sur07/20/16
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