| Équations équilibrées la veille | Équations équilibrées le lendemain |
2 Fe + 3 H2SO4 = Fe2(SO4)3 + 3 H2
CaCO3 + HClH2O = CaCl2 + H2O + CO2 =>
CaCO3 + 2 HClH2O = CaCl2 + 3 H2O + CO2
K3[Cr(OH)6] + Cl2 + KOH = KCl + K2CrO4 + H2O =>
2 K3[Cr(OH)6] + 3 Cl2 + 4 KOH = 6 KCl + 2 K2CrO4 + 8 H2O
HNO3 = NO3 + NO + H2O =>
4 HNO3 = 3 NO3 + NO + 2 H2O
C2H5OH + O2 = CO2 + H2O =>
C2H5OH + 3 O2 = 2 CO2 + 3 H2O
Cu + H2SO4 = CuSO4 + H2 =>
Cu + H2SO4 = CuSO4 + H2
LiOH + AlCl3 = Al(OH)3 + LiCl =>
3 LiOH + AlCl3 = Al(OH)3 + 3 LiCl
(MgOH)2 + HCl = H2O + MgCl =>
(MgOH)2 + 2 HCl = 2 H2O + 2 MgCl
BaCO3 = BaO + CO2 =>
BaCO3 = BaO + CO2
Ca(HCO3)2 = CaO + H2O + CO2 =>
Ca(HCO3)2 = CaO + H2O + 2 CO2
HFO3 + NaOH = NaFO3 + H2O =>
HFO3 + NaOH = NaFO3 + H2O
Mg + AlBr3 = Al3 + MgBr =>
9 Mg + 3 AlBr3 = Al3 + 9 MgBr
Zn + O2 = ZnO =>
2 Zn + O2 = 2 ZnO
PbOH2SO4 = PbSO4H2O =>
PbOH2SO4 = PbSO4H2O
Mg + Fe2O3 = Fe + MgO =>
3 Mg + Fe2O3 = 2 Fe + 3 MgO
Cl1 + O2 = Cl2O =>
4 Cl1 + O2 = 2 Cl2O
FeCl3 + NaOH = Fe(OH)3 + NaCl =>
FeCl3 + 3 NaOH = Fe(OH)3 + 3 NaCl
Co(s) + HCl(aq) = CoCl3(s) + H2(g) =>
2 Co(s) + 6 HCl(aq) = 2 CoCl3(s) + 3 H2(g)
Ba(NO3)2 + Fe2(SO4)3 = BaSO4 + Fe(NO3)3 =>
3 Ba(NO3)2 + Fe2(SO4)3 = 3 BaSO4 + 2 Fe(NO3)3
CCl2F2 + Na2C2O4 = C2 + CO2 + NaCl + NaF =>
2 CCl2F2 + 4 Na2C2O4 = C2 + 8 CO2 + 4 NaCl + 4 NaF
MgOH + NaCl2 = NaOH + MgCl2 =>
MgOH + NaCl2 = NaOH + MgCl2
Fe + H2S = FeS2 + H2 =>
Fe + 2 H2S = FeS2 + 2 H2
CH3OH + Cu(OH)2 = CH2O + Cu2O + H2O =>
CH3OH + 2 Cu(OH)2 = CH2O + Cu2O + 3 H2O
Co(s) + HCl(aq) = CoCl2(aq) + H2(g) =>
Co(s) + 2 HCl(aq) = CoCl2(aq) + H2(g)
Mg + AgNO3 = Mg(NO3)2 + Ag =>
Mg + 2 AgNO3 = Mg(NO3)2 + 2 Ag
I2 + KOH = K2IO3 + KI + H2O =>
5 I2 + 12 KOH = 2 K2IO3 + 8 KI + 6 H2O
KMnO4 + H2SO4 + K2C2O4 = K2SO4 + MnSO4 + H2O + CO2 =>
2 KMnO4 + 8 H2SO4 + 5 K2C2O4 = 6 K2SO4 + 2 MnSO4 + 8 H2O + 10 CO2
CH3OH + Cu(OH)2 = CH2O + Cu2O + H2O =>
CH3OH + 2 Cu(OH)2 = CH2O + Cu2O + 3 H2O
NH3 + HCl = NH4Cl = =>
NH3 + HCl = NH4Cl
C2H6 + O2 = CO2 + H2O =>
2 C2H6 + 7 O2 = 4 CO2 + 6 H2O
Fe(OH)3 + HI = Fe(I)3 + H2O =>
Fe(OH)3 + 3 HI = Fe(I)3 + 3 H2O
KNO3 + H2CO3 = K2CO3 + HNO3 =>
2 KNO3 + H2CO3 = K2CO3 + 2 HNO3
Pb3O4 + HF = PbF2 + F2 + H2O =>
Pb3O4 + 8 HF = 3 PbF2 + F2 + 4 H2O
PtSO4 + Na2Cr2O7 + H2SO4 = Pt(SO4)2 + Na2SO4 + Cr2(SO4)3 + H2O =>
3 PtSO4 + Na2Cr2O7 + 7 H2SO4 = 3 Pt(SO4)2 + Na2SO4 + Cr2(SO4)3 + 7 H2O
CuCl2 + CO2 + H2O = CuCO3 + HCl =>
CuCl2 + CO2 + H2O = CuCO3 + 2 HCl
LiOH + H3PO4 = Li3PO4 + H2O =>
3 LiOH + H3PO4 = Li3PO4 + 3 H2O
FCH2CH2F + O2 = CO2 + H2O + HF =>
2 FCH2CH2F + 5 O2 = 4 CO2 + 2 H2O + 4 HF
K2SO4(aq) + SrCl2(aq) = KCl(aq) + SrSO4(s) =>
K2SO4(aq) + SrCl2(aq) = 2 KCl(aq) + SrSO4(s)
Bi2O3 + Br2 + KOH = KBiO3 + KBr + H2O =>
Bi2O3 + 2 Br2 + 6 KOH = 2 KBiO3 + 4 KBr + 3 H2O
PtO + H2 = H2O + Pt =>
PtO + H2 = H2O + Pt
CaSO4*2H2O + HCl = CaCl2 + H2SO4 + H2O =>
CaSO4*2H2O + 2 HCl = CaCl2 + H2SO4 + 2 H2O
NaCNO + NaClO2 + NaOH = N2 + NaCl + H2O + Na2CO3 =>
4 NaCNO + 3 NaClO2 + 4 NaOH = 2 N2 + 3 NaCl + 2 H2O + 4 Na2CO3
ZnO + P2O5 = ZnPO3 + O2 =>
4 ZnO + 2 P2O5 = 4 ZnPO3 + O2
Na2CO3 + CaCl2 = CaCO3 + NaCl =>
Na2CO3 + CaCl2 = CaCO3 + 2 NaCl
Na + Cl2 = NaCl =>
2 Na + Cl2 = 2 NaCl
KClO3 = KCl + O2 =>
2 KClO3 = 2 KCl + 3 O2
KOH + N2 = NO + K + H2O =>
4 KOH + N2 = 2 NO + 4 K + 2 H2O
Na + Cl2 = NaCl =>
2 Na + Cl2 = 2 NaCl
Al + KClO3 + H2SO4 = Al2(SO4)3 + Cl2 + K2SO4 + H2O =>
10 Al + 6 KClO3 + 18 H2SO4 = 5 Al2(SO4)3 + 3 Cl2 + 3 K2SO4 + 18 H2O
Al + Cu9(NO3)2 = Al(NO3)3 + Cu =>
2 Al + 3 Cu9(NO3)2 = 2 Al(NO3)3 + 27 Cu
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| Équations équilibrées la veille | Équations équilibrées le lendemain |
Équations équilibrées sur11/18/24
Équations équilibrées sur12/18/23
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