| Équations équilibrées la veille | Équations équilibrées le lendemain |
K2O + 2 NaOH = 2 KOH + Na2O
BaCl2 + K2Cr2O7 + CH3COONa + H2O = BaCrO4 + KCl + NaCl + CH3COOH =>
2 BaCl2 + K2Cr2O7 + 2 CH3COONa + H2O = 2 BaCrO4 + 2 KCl + 2 NaCl + 2 CH3COOH
ZnSO4 + NaOH = Zn(OH)2 + Na2SO4 =>
ZnSO4 + 2 NaOH = Zn(OH)2 + Na2SO4
B + Cl2 = BCl3 =>
2 B + 3 Cl2 = 2 BCl3
CaCl2 + HgNO3 = Ca(NO3)2 + HgCl =>
CaCl2 + 2 HgNO3 = Ca(NO3)2 + 2 HgCl
MgSO3*6H2O = H2O + MgSO3 =>
MgSO3*6H2O = 6 H2O + MgSO3
CH4 + O2 = CO2 + H2O =>
CH4 + 2 O2 = CO2 + 2 H2O
Na2CO3 + KI = NaI + K2CO3 =>
Na2CO3 + 2 KI = 2 NaI + K2CO3
Fe(CrO2)2 + KNO3 + KOH = Fe2O3 + K2CrO4 + KNO2 + H2O =>
2 Fe(CrO2)2 + 7 KNO3 + 8 KOH = Fe2O3 + 4 K2CrO4 + 7 KNO2 + 4 H2O
Ag2O = Ag + O2 =>
2 Ag2O = 4 Ag + O2
Pb(NO3)2 + KI = PbI2 + KNO3 =>
Pb(NO3)2 + 2 KI = PbI2 + 2 KNO3
CoCl2(H2O)6 + NH4Cl + NH3 + H2O2 = [Co(NH3)5H2O]Cl3 + H2O =>
2 CoCl2(H2O)6 + 2 NH4Cl + 8 NH3 + H2O2 = 2[Co(NH3)5H2O]Cl3 + 12 H2O
Ag2O = Ag + O2 =>
2 Ag2O = 4 Ag + O2
NaNO3 + MgCl2 = Mg(NO3)2 + NaCl =>
2 NaNO3 + MgCl2 = Mg(NO3)2 + 2 NaCl
Ag2Cr2O7 + AgBr + H2SiO3 = Cr2(SiO3)3 + Ag2SiO3 + Br2 + H2O =>
Ag2Cr2O7 + 6 AgBr + 7 H2SiO3 = Cr2(SiO3)3 + 4 Ag2SiO3 + 3 Br2 + 7 H2O
HNO3 + P + H2O = H3PO4 + NO = =>
5 HNO3 + 3 P + 2 H2O = 3 H3PO4 + 5 NO
K2O + NaOH = KOH + Na2O =>
K2O + 2 NaOH = 2 KOH + Na2O
KClO3 = KCl + O2 =>
2 KClO3 = 2 KCl + 3 O2
FeCl3 + H3PO4 = FePO4 + HCl =>
FeCl3 + H3PO4 = FePO4 + 3 HCl
C5H10 + O2 = CO2 + H2O =>
2 C5H10 + 15 O2 = 10 CO2 + 10 H2O
H2O + SO4 = H2SO4 + O2 =>
2 H2O + 2 SO4 = 2 H2SO4 + O2
N2(g) + O2(g) + H2O = HNO3(aq) =>
2 N2(g) + 5 O2(g) + 2 H2O = 4 HNO3(aq)
FeCl3 + H3PO4 = FePO4 + HCl =>
FeCl3 + H3PO4 = FePO4 + 3 HCl
Cu + HNO3 = Cu(NO3)2 + NO + H2O =>
3 Cu + 8 HNO3 = 3 Cu(NO3)2 + 2 NO + 4 H2O
H2O + O2 = H2O2 =>
2 H2O + O2 = 2 H2O2
Sn + Mg(NO3)2 = Sn(NO3)2 + Mg =>
Sn + Mg(NO3)2 = Sn(NO3)2 + Mg
Cu(OH)2 + NaOH = Na2CuO2 + H2O =>
Cu(OH)2 + 2 NaOH = Na2CuO2 + 2 H2O
FeSO4 + K3[Fe(CN)6] = Fe3[Fe(CN)6]2 + K2SO4 =>
3 FeSO4 + 2 K3[Fe(CN)6] = Fe3[Fe(CN)6]2 + 3 K2SO4
C10H22 + O2(g) = CO2(g) + H2O(l) =>
2 C10H22 + 31 O2(g) = 20 CO2(g) + 22 H2O(l)
CH3COOH + NaOH = CH3COONa + H2O =>
CH3COOH + NaOH = CH3COONa + H2O
Ni + I2 = NiI3 =>
2 Ni + 3 I2 = 2 NiI3
KCl + Mg = MgCl + K =>
KCl + Mg = MgCl + K
Ca(HCO3)2Ca(OH)2 = CaCO3 + H2O =>
Ca(HCO3)2Ca(OH)2 = 2 CaCO3 + 2 H2O
CuS + HCl = CuCl2 + H2S =>
CuS + 2 HCl = CuCl2 + H2S
K2FeO4 + HCl = Cl2 + FeCl3 + KCl + H2O =>
2 K2FeO4 + 16 HCl = 3 Cl2 + 2 FeCl3 + 4 KCl + 8 H2O
Al + Cu(No3)2(aq) = Al(No3)3 + Cu =>
2 Al + 3 Cu(No3)2(aq) = 2 Al(No3)3 + 3 Cu
FeS + HCl = FeCl2H2S =>
FeS + 2 HCl = FeCl2H2S
CCl4 + KOH = KCl + K2CO3 + H2O =>
CCl4 + 6 KOH = 4 KCl + K2CO3 + 3 H2O
Ca(OH)2 + CO2 = CaCO3 + H2O =>
Ca(OH)2 + CO2 = CaCO3 + H2O
FeS + HCl = FeCl2H2S =>
FeS + 2 HCl = FeCl2H2S
Cu(OH)2 + NaOH = Na2CuO2 + H2O =>
Cu(OH)2 + 2 NaOH = Na2CuO2 + 2 H2O
FeS + HCl = FeCl2H2S =>
FeS + 2 HCl = FeCl2H2S
HgO = Hg + O2 =>
2 HgO = 2 Hg + O2
S8 + O2 = SO3 =>
S8 + 12 O2 = 8 SO3
NH3 + CuO = Cu + N2 + H2O =>
2 NH3 + 3 CuO = 3 Cu + N2 + 3 H2O
FeS + HCl = FeCl2H2S =>
FeS + 2 HCl = FeCl2H2S
HCl + Na2S = H2S + NaCl =>
2 HCl + Na2S = H2S + 2 NaCl
C4H10 + O2 = CO2 + H2O =>
2 C4H10 + 13 O2 = 8 CO2 + 10 H2O
NaCl + MgCl2 = Mg(NaCl3) =>
NaCl + MgCl2 = Mg(NaCl3)
Zn(OH)2 + Ba(OH)2 = Ba[Zn(OH)4] =>
Zn(OH)2 + Ba(OH)2 = Ba[Zn(OH)4]
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| Équations équilibrées la veille | Équations équilibrées le lendemain |
Équations équilibrées sur02/16/25
Équations équilibrées sur03/18/24
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