| Équations équilibrées la veille | Équations équilibrées le lendemain |
4 NaCl + O2 = 2 Na2O + 2 Cl2
HI(aq) + H2O = H3O + I =>
HI(aq) + H2O = H3O + I
FeBr3(aq) + (NH4)2S(aq) = Fe2S3 + NH4Br =>
2 FeBr3(aq) + 3(NH4)2S(aq) = Fe2S3 + 6 NH4Br
Na2CO3 + H3PO4 = Na3PO4 + H2O + CO2 =>
3 Na2CO3 + 2 H3PO4 = 2 Na3PO4 + 3 H2O + 3 CO2
MgCaSi2O6 = MgO + CaO + SiO2 =>
MgCaSi2O6 = MgO + CaO + 2 SiO2
HCO + NaOH = NaCO + H2O =>
HCO + NaOH = NaCO + H2O
NiCl2 + H2O = HCl + NiO =>
NiCl2 + H2O = 2 HCl + NiO
Na + O2 = Na2O2 =>
2 Na + O2 = Na2O2
K2Cr2O7 + H2SO4 + Ag = Cr2(SO4)3 + Ag2SO4 + K2SO4 + H2O =>
K2Cr2O7 + 7 H2SO4 + 6 Ag = Cr2(SO4)3 + 3 Ag2SO4 + K2SO4 + 7 H2O
Na + O2 = NaO2 =>
Na + O2 = NaO2
C12H22O11 + H2O = C5H12O + O2 =>
5 C12H22O11 + 17 H2O = 12 C5H12O + 30 O2
Mg2Si2O6 + MgAl2O4 + Al2SiO5 = Mg3Al2Si3O12 =>
5 Mg2Si2O6 + 2 MgAl2O4 + 2 Al2SiO5 = 4 Mg3Al2Si3O12
MnO4{-} + NO2 + OH{-} = MnO2 + NO3{-} + H2O =>
MnO4{-} + 3 NO2 + 2 OH{-} = MnO2 + 3 NO3{-} + H2O
Na + O2 = NaO =>
2 Na + O2 = 2 NaO
Co + H2O2 = Co(OH)2 =>
Co + H2O2 = Co(OH)2
FeI3 + Pb(NO3)2 = Fe(NO3)3 + PbI2 =>
2 FeI3 + 3 Pb(NO3)2 = 2 Fe(NO3)3 + 3 PbI2
Li + Zn2C2O4 = Li2C2O4 + Zn2 =>
2 Li + Zn2C2O4 = Li2C2O4 + Zn2
HClO + CO2 = CHCl3 + H2O + O2 =>
3 HClO + CO2 = CHCl3 + H2O + 2 O2
F2 + LiBr = Br2 + LiF =>
F2 + 2 LiBr = Br2 + 2 LiF
Na2S2O3 + H2SO4 = Na2SO4 + H2S2O3 =>
Na2S2O3 + H2SO4 = Na2SO4 + H2S2O3
H2SeO4 = H2SeO3 + O2 =>
2 H2SeO4 = 2 H2SeO3 + O2
Na + O2 = Na2O =>
4 Na + O2 = 2 Na2O
MnSO4 + CaOCl2 + NaOH = Na2MnO4 + CaCl2 + H2O + Na2SO4 =>
MnSO4 + 2 CaOCl2 + 4 NaOH = Na2MnO4 + 2 CaCl2 + 2 H2O + Na2SO4
Na + KNO3 = K2O + Na2O + N2 =>
10 Na + 2 KNO3 = K2O + 5 Na2O + N2
Cu(NO3)2 + Na2O + H2O = Cu(OH)2 + NaNO3 =>
Cu(NO3)2 + Na2O + H2O = Cu(OH)2 + 2 NaNO3
BaCl2 + Na2SO4 = BaSO4 + NaCl =>
BaCl2 + Na2SO4 = BaSO4 + 2 NaCl
KOHCO2 = KO2COH =>
KOHCO2 = KO2COH
Na2SO4 + CaCl2 = CaSO4 + NaCl =>
Na2SO4 + CaCl2 = CaSO4 + 2 NaCl
BaCl2 + Fe(OH)3 = Ba(OH)2 + FeCl3 =>
3 BaCl2 + 2 Fe(OH)3 = 3 Ba(OH)2 + 2 FeCl3
Ba(NO3)2 + Na2SO4 = BaSO4 + NaNO3 =>
Ba(NO3)2 + Na2SO4 = BaSO4 + 2 NaNO3
H3AsO4 + KI + H2SO4 = H3AsO3 + I2 + K2SO4 + H2O =>
H3AsO4 + 2 KI + H2SO4 = H3AsO3 + I2 + K2SO4 + H2O
K + O = KO2 =>
K + 2 O = KO2
AgNO3 + Na2SO4 = Ag2SO4 + NaNO3 =>
2 AgNO3 + Na2SO4 = Ag2SO4 + 2 NaNO3
Pb(NO3)2 + Na2SO4 = PbSO4 + NaNO3 =>
Pb(NO3)2 + Na2SO4 = PbSO4 + 2 NaNO3
Fe + Sn(SO4)2 = Sn + Fe(SO4)2 =>
Fe + Sn(SO4)2 = Sn + Fe(SO4)2
KAl(SO4)2 + KOH = Al(OH)3 + K2SO4 =>
KAl(SO4)2 + 3 KOH = Al(OH)3 + 2 K2SO4
SO4 + NaOH = SO4(OH) + Na =>
SO4 + NaOH = SO4(OH) + Na
Zn(OH)2LiOH = [Li[Zn(OH)3]] =>
Zn(OH)2LiOH = [Li[Zn(OH)3]]
HCO + NaOH = NaCO + H2O =>
HCO + NaOH = NaCO + H2O
NO2 = NO + O2 =>
2 NO2 = 2 NO + O2
H3CCOOH + NaOH = H3CCOONa + H2O =>
H3CCOOH + NaOH = H3CCOONa + H2O
NaNO3 = NaNO2 + O2 =>
2 NaNO3 = 2 NaNO2 + O2
Na + Cl2 = NaCl =>
2 Na + Cl2 = 2 NaCl
AgBr + HCl = HBr + AgCl =>
AgBr + HCl = HBr + AgCl
HCO + NaOH = NaCO + H2O =>
HCO + NaOH = NaCO + H2O
Na + NaNO3 = Na2O + N2 =>
10 Na + 2 NaNO3 = 6 Na2O + N2
NaNO3 + PbO = Pb(NO3)2 + Na2O =>
2 NaNO3 + PbO = Pb(NO3)2 + Na2O
Cs + Al(NO3)3 = Al + CsNO3 =>
3 Cs + Al(NO3)3 = Al + 3 CsNO3
HCl + Ba(OH)2 = BaCl2 + H2O(l) =>
2 HCl + Ba(OH)2 = BaCl2 + 2 H2O(l)
NaNO3 + H2SO4 = Na2SO4 + HNO3 =>
2 NaNO3 + H2SO4 = Na2SO4 + 2 HNO3
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| Équations équilibrées la veille | Équations équilibrées le lendemain |
Équations équilibrées sur07/11/24
Équations équilibrées sur08/10/23
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