| Équations équilibrées la veille | Équations équilibrées le lendemain |
(KCIO3)2 = (KCI)2 + 3 O2
Ni(OH)2 + NH4OH = (Ni(NH3)4)(OH)2 + H2O =>
Ni(OH)2 + 4 NH4OH = (Ni(NH3)4)(OH)2 + 4 H2O
NaOH + Zn(NO3){2} = Na(NO3) + ZnOH{2} =>
NaOH + Zn(NO3){2} = Na(NO3) + ZnOH{2}
FeS + H2SO4 + HNO3 = Fe2(SO4)3 + NO2 + H2O =>
2 FeS + H2SO4 + 18 HNO3 = Fe2(SO4)3 + 18 NO2 + 10 H2O
H2O2C + O2 = CO2 + H2O =>
2 H2O2C + O2 = 2 CO2 + 2 H2O
NH4Cl + Pb(NO3)2 = NH3 + HNO3 + PbCl2 =>
2 NH4Cl + Pb(NO3)2 = 2 NH3 + 2 HNO3 + PbCl2
CoCO3 + NH3 + H{+} + Cl{-} + O2 = [Co(NH3)4O]Cl3 + H2O + CO2 =>
4 CoCO3 + 16 NH3 + 12 H{+} + 12 Cl{-} + 3 O2 = 4[Co(NH3)4O]Cl3 + 6 H2O + 4 CO2
Na3[Cr(OH)6] + PbO2 + NaOH = Na2CrO4 + H2O + Na2[Pb(OH)4] =>
2 Na3[Cr(OH)6] + 3 PbO2 + 4 NaOH = 2 Na2CrO4 + 2 H2O + 3 Na2[Pb(OH)4]
NH4OH + HCl = HOH + NH4Cl =>
NH4OH + HCl = HOH + NH4Cl
FeS + Cl2 = FeCl3 + S2Cl2 =>
2 FeS + 4 Cl2 = 2 FeCl3 + S2Cl2
KHP + Ba(OH) = KBaP + H2O =>
KHP + Ba(OH) = KBaP + H2O
NaHCO3 + H2 = HCO3 + NaH =>
2 NaHCO3 + H2 = 2 HCO3 + 2 NaH
B2O3 + Na = Na3B20 + Na4B2O5 =>
25 B2O3 + 63 Na = Na3B20 + 15 Na4B2O5
SiO + Sn3O4 = SiO2 + Sn =>
4 SiO + Sn3O4 = 4 SiO2 + 3 Sn
C2H2O + O2 = H2O + CO2 =>
C2H2O + 2 O2 = H2O + 2 CO2
P2O5 + HNO3 = HPO3 + N2O5 =>
P2O5 + 2 HNO3 = 2 HPO3 + N2O5
CuS + HNO3 = Cu(NO3) + NOH + S + H2O =>
4 CuS + 5 HNO3 = 4 Cu(NO3) + NOH + 4 S + 2 H2O
P4O10 + D2O = D3PO4 =>
P4O10 + 6 D2O = 4 D3PO4
MnO2(s) + Al(s) = Al2O3(s) + Mn(s) =>
3 MnO2(s) + 4 Al(s) = 2 Al2O3(s) + 3 Mn(s)
NaOH + H2S = NaO + H3S =>
NaOH + H2S = NaO + H3S
SeO2 + O2 + H2O = H2SeO4 =>
2 SeO2 + O2 + 2 H2O = 2 H2SeO4
S2O3{2-} + OH{-} + O2 = SO3{2-} + H2O =>
S2O3{2-} + 2 OH{-} + O2 = 2 SO3{2-} + H2O
PbO2 + NaOH = Na2PbO2 + O + H =>
PbO2 + 2 NaOH = Na2PbO2 + 2 O + 2 H
Na2SO3 + KIO3 + H2SO4 = I2 + Na2SO4 + K2SO4 + H2O =>
5 Na2SO3 + 2 KIO3 + H2SO4 = I2 + 5 Na2SO4 + K2SO4 + H2O
Mn(CH3COO)2*4H2O + NaOH = Mn(OH)2 + CH3COONa + H2O =>
Mn(CH3COO)2*4H2O + 2 NaOH = Mn(OH)2 + 2 CH3COONa + 4 H2O
Al3 + HClO3 = H2 + AlClO3 =>
2 Al3 + 6 HClO3 = 3 H2 + 6 AlClO3
KIO3 + K2S2O8 + KOH = K4I2O9 + K2SO4 + H2O =>
2 KIO3 + 2 K2S2O8 + 6 KOH = K4I2O9 + 4 K2SO4 + 3 H2O
O2 + Fe = Fe2O3 =>
3 O2 + 4 Fe = 2 Fe2O3
C11H12O2N2 + O2 = CO2 + H2O + NH3 =>
2 C11H12O2N2 + 23 O2 = 22 CO2 + 6 H2O + 4 NH3
CaCl2(aq) + CsPO4(aq) = Ca3(PO4)2(aq) + CsCl3(s) =>
3 CaCl2(aq) + 2 CsPO4(aq) = Ca3(PO4)2(aq) + 2 CsCl3(s)
Al + Cl = Al(Cl3)3 =>
Al + 9 Cl = Al(Cl3)3
Ca(H2PO4)2(ac) + BaCl2(ac) = CaCl2(ac) + Ba(H2PO4)2(ac) =>
Ca(H2PO4)2(ac) + BaCl2(ac) = CaCl2(ac) + Ba(H2PO4)2(ac)
H2S + KHS = KH3S2 =>
H2S + KHS = KH3S2
FeSO4 + H2SO4 + Br2 = Fe(SO4)3 + HBr =>
FeSO4 + 2 H2SO4 + 2 Br2 = Fe(SO4)3 + 4 HBr
C2H2O4H2O + NaOH = Na2C2O4 + H2O =>
C2H2O4H2O + 2 NaOH = Na2C2O4 + 3 H2O
O2 + He = OHe =>
O2 + 2 He = 2 OHe
Fe(OH)3 + H2SO4 = H2O + Fe2(SO4)3 =>
2 Fe(OH)3 + 3 H2SO4 = 6 H2O + Fe2(SO4)3
OH = H2O + O2 =>
4 OH = 2 H2O + O2
KOH + I2 + As2O3 = K3AsO4 + KI + H2O =>
10 KOH + 2 I2 + As2O3 = 2 K3AsO4 + 4 KI + 5 H2O
Cu + NaI = CuNa + I =>
Cu + NaI = CuNa + I
C4H4O4 + H2O = C4H6O5 =>
C4H4O4 + H2O = C4H6O5
ClHO3 + P + H2O = HCl + H3PO4 =>
5 ClHO3 + 6 P + 9 H2O = 5 HCl + 6 H3PO4
Zn(s) + Fe(NO3)3(aq) = Zn(NO3)3(aq) + Fe(s) =>
Zn(s) + Fe(NO3)3(aq) = Zn(NO3)3(aq) + Fe(s)
F2 + MgI2 = I2 + Mg2F =>
F2 + 4 MgI2 = 4 I2 + 2 Mg2F
N2 + MgCl2 = Mg3N2 + Cl2 =>
N2 + 3 MgCl2 = Mg3N2 + 3 Cl2
KClO3 + CaCO3 = CaCl2 + K2CO3 + O2 =>
2 KClO3 + CaCO3 = CaCl2 + K2CO3 + 3 O2
Na3PO4(aq) + CrCl3(aq) = NaCl(s) + CrPO4 =>
Na3PO4(aq) + CrCl3(aq) = 3 NaCl(s) + CrPO4
Na2[Pb(OH)6] + H2SO4 = Na2SO4 + PbO2 + H2O =>
Na2[Pb(OH)6] + H2SO4 = Na2SO4 + PbO2 + 4 H2O
Fe2O3 + NaNO3 + NaOH = Na2FeO4 + NaNO2 + H2O =>
Fe2O3 + 3 NaNO3 + 4 NaOH = 2 Na2FeO4 + 3 NaNO2 + 2 H2O
K2O + Al(NO3)3 = Al2O3 + KNO3 =>
3 K2O + 2 Al(NO3)3 = Al2O3 + 6 KNO3
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| Équations équilibrées la veille | Équations équilibrées le lendemain |
Équations équilibrées sur03/07/25
Équations équilibrées sur04/06/24
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