| Équations équilibrées la veille |
2 Hf + 3 H2SO4 = Hf2(SO4)3 + 3 H2
H2S + NH4(OH) = H2O + (NH4)2S =>
H2S + 2 NH4(OH) = 2 H2O + (NH4)2S
H2SO4 + NaOH = Na2SO4 + H2O =>
H2SO4 + 2 NaOH = Na2SO4 + 2 H2O
Ag3PO4 + AgNO3 = Ag3NO3 + AgPO4 =>
Ag3PO4 + AgNO3 = Ag3NO3 + AgPO4
NaHCO3 + HCl = NaCl + H2O + CO2 =>
NaHCO3 + HCl = NaCl + H2O + CO2
Fe(OH)3 + SrCO3 = Fe2(CO3)3 + Sr(OH)2 =>
2 Fe(OH)3 + 3 SrCO3 = Fe2(CO3)3 + 3 Sr(OH)2
Re2S7 + HNO3 = HReO4 + NO2 + H2SO4 + H2O =>
Re2S7 + 56 HNO3 = 2 HReO4 + 56 NO2 + 7 H2SO4 + 20 H2O
Co(OH)3 + HCl = CoCl3 + H2O =>
Co(OH)3 + 3 HCl = CoCl3 + 3 H2O
NaOH + CO2 = Na2CO3 + H2O =>
2 NaOH + CO2 = Na2CO3 + H2O
Na2[Zn(OH)4] + HNO2 = Zn(OH)2 + NaNO2 + H2O =>
Na2[Zn(OH)4] + 2 HNO2 = Zn(OH)2 + 2 NaNO2 + 2 H2O
Cu2[Fe(CN)6] + NH4OH = (NH4)4[Fe(CN)6] + [Cu(NH3)4](OH)2 + H2O =>
Cu2[Fe(CN)6] + 12 NH4OH = (NH4)4[Fe(CN)6] + 2[Cu(NH3)4](OH)2 + 8 H2O
HCOOH + CH3OH = HCOOCH3 + H2O =>
HCOOH + CH3OH = HCOOCH3 + H2O
Na(HCO3) + H2O = NaOH + H2CO3 =>
Na(HCO3) + H2O = NaOH + H2CO3
NaCl + SO2 + H2O + O2 = Na2SO4 + HCl =>
4 NaCl + 2 SO2 + 2 H2O + O2 = 2 Na2SO4 + 4 HCl
SO(g) + H2O(l) = H2S2O3(aq) =>
2 SO(g) + H2O(l) = H2S2O3(aq)
K2O + H2O = KOH =>
K2O + H2O = 2 KOH
Cu(s) + AgNO3(ac) = CuNO3 + Ag =>
Cu(s) + AgNO3(ac) = CuNO3 + Ag
C6H5CH3NO2 + Fe + HCl = C6H5CH3NH3Cl + FeCl2 + H2O =>
C6H5CH3NO2 + 3 Fe + 7 HCl = C6H5CH3NH3Cl + 3 FeCl2 + 2 H2O
Na2O = Na + O2 =>
2 Na2O = 4 Na + O2
Br + O2 = Br2O =>
4 Br + O2 = 2 Br2O
H2SiF6 + KOH = KF + HF + SiO2 =>
H2SiF6 + 2 KOH = 2 KF + 4 HF + SiO2
SnS + HNO3 + H2O = H2SnO3 + H2SO4 + NO =>
3 SnS + 10 HNO3 + H2O = 3 H2SnO3 + 3 H2SO4 + 10 NO
Zn + CrCl3 = CrCl2 + ZnCl2 =>
Zn + 2 CrCl3 = 2 CrCl2 + ZnCl2
MoS4{2-} + H2SO4 = MoS3 + SO4{2-} + H2S =>
MoS4{2-} + H2SO4 = MoS3 + SO4{2-} + H2S
Cu(NH3)4(ClO4)2 + C6H7(NO2)3O = CO + Cu + H2O + HCl + N2 =>
5 Cu(NH3)4(ClO4)2 + 6 C6H7(NO2)3O = 36 CO + 5 Cu + 46 H2O + 10 HCl + 19 N2
CuHCO3 + Ga2O3 = Cu2O + Ga(HCO3)3 =>
6 CuHCO3 + Ga2O3 = 3 Cu2O + 2 Ga(HCO3)3
H2S + K = H2 + K2S =>
H2S + 2 K = H2 + K2S
HF + NH4OH = NH4F + H2O =>
HF + NH4OH = NH4F + H2O
Al2(SO4)3 + Ag = Ag(SO4)3 + Al =>
Al2(SO4)3 + Ag = Ag(SO4)3 + 2 Al
Fe2O3 + CO = Fe + CO2 =>
Fe2O3 + 3 CO = 2 Fe + 3 CO2
ZnCl2 + Na2SO3 = ZnSO3 + NaCl =>
ZnCl2 + Na2SO3 = ZnSO3 + 2 NaCl
B2Br6 + HNO3 = B(NO3)3 + HBr =>
B2Br6 + 6 HNO3 = 2 B(NO3)3 + 6 HBr
AgNO3 + NaCO3{-2} = AgCO3{-2} + NaNO3 =>
AgNO3 + NaCO3{-2} = AgCO3{-2} + NaNO3
CH2O(g) + H2(g) = CH3OH(g) =>
CH2O(g) + H2(g) = CH3OH(g)
Ba(HSO3)2 + KOH = BaSO3 + KHSO3 + H2O =>
Ba(HSO3)2 + KOH = BaSO3 + KHSO3 + H2O
Fe + H2O = Fe3O4 + H2 =>
3 Fe + 4 H2O = Fe3O4 + 4 H2
Ba(HSO3)2 + KOH = BaSO3 + K2SO3 + H2O =>
Ba(HSO3)2 + 2 KOH = BaSO3 + K2SO3 + 2 H2O
Zn + Pb3(PO4)4 = Zn3(PO4)2 + Pb =>
6 Zn + Pb3(PO4)4 = 2 Zn3(PO4)2 + 3 Pb
HBr + Mg(OH)2 = MgBr2 + H2O =>
2 HBr + Mg(OH)2 = MgBr2 + 2 H2O
Ba(HSO3)2 + KOH = BaSO3 + KHSO3 + H2O =>
Ba(HSO3)2 + KOH = BaSO3 + KHSO3 + H2O
Mg(OH)2 + N2O5 = MgO + HNO3 =>
Mg(OH)2 + N2O5 = MgO + 2 HNO3
Ba(HSO3)2 + KOH = BaSO3 + K2SO3 + H2O =>
Ba(HSO3)2 + 2 KOH = BaSO3 + K2SO3 + 2 H2O
Br2{-8} + Cu3 = Cu5{-2} + Br =>
3 Br2{-8} + 20 Cu3 = 12 Cu5{-2} + 6 Br
MnO4{-} + SO2 + H = Mn{2+} + SO4{2-} + H2O =>
2 MnO4{-} + 3 SO2 + 4 H = 2 Mn{2+} + 3 SO4{2-} + 2 H2O
PtCl2 + Na2SO3 = NaCl + Pt2(SO3)2 =>
2 PtCl2 + 2 Na2SO3 = 4 NaCl + Pt2(SO3)2
H2O2 = H2O + O2 =>
2 H2O2 = 2 H2O + O2
Mo + KClO4 = MoO3 + KCl =>
4 Mo + 3 KClO4 = 4 MoO3 + 3 KCl
NH3 + O2 = NO + H2O =>
4 NH3 + 5 O2 = 4 NO + 6 H2O
SnCl2 + Na3PO4 = Sn3(PO4)2 + NaCl =>
3 SnCl2 + 2 Na3PO4 = Sn3(PO4)2 + 6 NaCl
Fe(OH)2 + HNO3 = Fe(NO3)3 + NO2 + H2O =>
Fe(OH)2 + 4 HNO3 = Fe(NO3)3 + NO2 + 3 H2O
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Équations équilibrées sur10/19/24
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