| Équations équilibrées la veille | Équations équilibrées le lendemain |
Va2O5 + 2 H2 = Va2O3 + 2 H2O
Mg + CuSO4 = Cu + MgSO4 =>
Mg + CuSO4 = Cu + MgSO4
KMnO4 + Na2SO3 = K2SO3 + NaMnO4 =>
2 KMnO4 + Na2SO3 = K2SO3 + 2 NaMnO4
B2O3 + HF = BF3 + H2O =>
B2O3 + 6 HF = 2 BF3 + 3 H2O
Na2O + N2O = NaON =>
Na2O + N2O = 2 NaON
Ca3(PO4)2 = CaO + P2O5 =>
Ca3(PO4)2 = 3 CaO + P2O5
CaCl2 + AgNO3 = AgCl + Ca(NO3)2 =>
CaCl2 + 2 AgNO3 = 2 AgCl + Ca(NO3)2
H + O = H2O =>
2 H + O = H2O
UO2 + HF = UF4 + H2O =>
UO2 + 4 HF = UF4 + 2 H2O
C12H22O11 + H2O = C2H5OH + CO2 =>
C12H22O11 + H2O = 4 C2H5OH + 4 CO2
NaOH + H3PO4 = Na3PO4 + H2O =>
3 NaOH + H3PO4 = Na3PO4 + 3 H2O
Na2O + H2O = NaOH =>
Na2O + H2O = 2 NaOH
NH4NO3 = N2O + H2O =>
NH4NO3 = N2O + 2 H2O
SeO2 + H2Se = Se + H2O =>
SeO2 + 2 H2Se = 3 Se + 2 H2O
Mg + CuSO4 = MgSO4 + Cu =>
Mg + CuSO4 = MgSO4 + Cu
NaPO4 + CoCl2 = Co(PO4)2 + NaCl =>
2 NaPO4 + CoCl2 = Co(PO4)2 + 2 NaCl
CuSO4 + NaOH = Cu(OH)2 + Na2SO4 =>
CuSO4 + 2 NaOH = Cu(OH)2 + Na2SO4
CaCl2 + AgNO3 = AgCl + Ca(NO3)2 =>
CaCl2 + 2 AgNO3 = 2 AgCl + Ca(NO3)2
NO + O2 = NO2 =>
2 NO + O2 = 2 NO2
Al + CuSO4 = Al2(SO4)3 + Cu =>
2 Al + 3 CuSO4 = Al2(SO4)3 + 3 Cu
CuSO4 + Fe = FeSO4 + Cu =>
CuSO4 + Fe = FeSO4 + Cu
NaHCO3 = NaOH + CO2 =>
NaHCO3 = NaOH + CO2
Na2O + H2O = NaOH =>
Na2O + H2O = 2 NaOH
NaNO2 + K2Cr2O7 + H2SO4 = NaNO3 + K2SO4 + Cr2(SO4)3 + H2O =>
3 NaNO2 + K2Cr2O7 + 4 H2SO4 = 3 NaNO3 + K2SO4 + Cr2(SO4)3 + 4 H2O
Na + H2 = NaH =>
2 Na + H2 = 2 NaH
CuO + Al = AlO + Cu =>
CuO + Al = AlO + Cu
Na2O + H2O = NaOH =>
Na2O + H2O = 2 NaOH
H3PO4 = P2O5 + H2O =>
2 H3PO4 = P2O5 + 3 H2O
PbO + C = Pb + CO2 =>
2 PbO + C = 2 Pb + CO2
C8H18 + O2 = CO2 + H2O =>
2 C8H18 + 25 O2 = 16 CO2 + 18 H2O
NaCI + AgNO3 = AgCI + NaNO3 =>
NaCI + AgNO3 = AgCI + NaNO3
CoO(s) + O2(g) = Co2O3(s) =>
4 CoO(s) + O2(g) = 2 Co2O3(s)
H2S + O2 = H2O + SO2 =>
2 H2S + 3 O2 = 2 H2O + 2 SO2
NO + O2 = NO2 =>
2 NO + O2 = 2 NO2
C + O2 = CO =>
2 C + O2 = 2 CO
CrCl3 + NaOH = NaCl + Cr(OH)3 =>
CrCl3 + 3 NaOH = 3 NaCl + Cr(OH)3
CO + O2 = CO2 =>
2 CO + O2 = 2 CO2
Cu(s) + HNO3(aq) = Cu(NO3)2(aq) + H2O(l) + NO2(g) =>
Cu(s) + 4 HNO3(aq) = Cu(NO3)2(aq) + 2 H2O(l) + 2 NO2(g)
Ag2O = Ag + O2 =>
2 Ag2O = 4 Ag + O2
NH4 + Cl = HCl + N =>
NH4 + 4 Cl = 4 HCl + N
FeCl3 + NaOH = FeOH + NaCl3 =>
FeCl3 + NaOH = FeOH + NaCl3
H2O + NO2 + O2 = HNO3 =>
2 H2O + 4 NO2 + O2 = 4 HNO3
NaOH + HCI = NaCI + H2O =>
NaOH + HCI = NaCI + H2O
C2H6 + O2 = CO2 + H2O =>
2 C2H6 + 7 O2 = 4 CO2 + 6 H2O
Cr(OH)3 + NaOH = Na3CrO3 + H2O =>
Cr(OH)3 + 3 NaOH = Na3CrO3 + 3 H2O
K + O2 = K2O =>
4 K + O2 = 2 K2O
Na2O2 + H2O = NaOH + O2 =>
2 Na2O2 + 2 H2O = 4 NaOH + O2
NaOH + HCI = NaCI + H2O =>
NaOH + HCI = NaCI + H2O
Mg(HCO3)2 = MgO + CO2 + H2O =>
Mg(HCO3)2 = MgO + 2 CO2 + H2O
NO + O2 = NO2 =>
2 NO + O2 = 2 NO2
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| Équations équilibrées la veille | Équations équilibrées le lendemain |
Équations équilibrées sur02/02/13
Équations équilibrées sur03/04/12
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