| Équations équilibrées la veille |
Cu{2+} + 2 NO3{-} + 2 NaOH = Cu(OH)2 + 2 NaNO3
KS + BaNO3 = KNO3 + SBa =>
KS + BaNO3 = KNO3 + SBa
Pb(NO3)2*2H2O = Pb(NO3)2 + H2O =>
Pb(NO3)2*2H2O = Pb(NO3)2 + 2 H2O
Pb(NO3)2(aq) + NaBr(g) = PbBr2(s) + NaNO3(aq) =>
Pb(NO3)2(aq) + 2 NaBr(g) = PbBr2(s) + 2 NaNO3(aq)
Na(s) + H3PO4(ac) = Na3PO4(ac) + H2(g) =>
6 Na(s) + 2 H3PO4(ac) = 2 Na3PO4(ac) + 3 H2(g)
Zn + NaNO3 + NaOH = Na2ZnO2 + NaNO2 + H2O =>
Zn + NaNO3 + 2 NaOH = Na2ZnO2 + NaNO2 + H2O
CO2 + H2O = C2H16 + O2 =>
2 CO2 + 8 H2O = C2H16 + 6 O2
C117H234O97N7 + H2O = CH4 + CO2 + NH3 =>
8 C117H234O97N7 + 122 H2O = 487 CH4 + 449 CO2 + 56 NH3
Fe2O3 + H2 = Fe + H2O =>
Fe2O3 + 3 H2 = 2 Fe + 3 H2O
Ca(OH)2 + (NH4)3P = Ca3P2 + NH4OH =>
3 Ca(OH)2 + 2(NH4)3P = Ca3P2 + 6 NH4OH
Ni + HNO3 = NiNO3 + H2 =>
2 Ni + 2 HNO3 = 2 NiNO3 + H2
Au + HCl + NO3 = [AuCl4] + H2O + NO =>
Au + 4 HCl + NO3 = [AuCl4] + 2 H2O + NO
H3PO4 + Mg(OH)2 = H2O + Mg3P2O8 =>
2 H3PO4 + 3 Mg(OH)2 = 6 H2O + Mg3P2O8
FeS + (HCl) = FeCl2 + H2S =>
FeS + 2(HCl) = FeCl2 + H2S
FeSO4 + K3Fe(CN)6 = Fe(CN)6 + Fe + K2SO4 =>
3 FeSO4 + 2 K3Fe(CN)6 = 2 Fe(CN)6 + 3 Fe + 3 K2SO4
KOHK2SO4 = K2SO4KOH =>
KOHK2SO4 = K2SO4KOH
Al + CuSO4 = Cu + Al(SO4)3 = =>
Al + 3 CuSO4 = 3 Cu + Al(SO4)3
Fe + Cl + H2O = FeOH + HCl =>
Fe + Cl + H2O = FeOH + HCl
MgI2 + NaOH = Mg(OH)2 + NaI =>
MgI2 + 2 NaOH = Mg(OH)2 + 2 NaI
NH4OH + H2SeO4 = H2O + (NH4)2SeO4 =>
2 NH4OH + H2SeO4 = 2 H2O + (NH4)2SeO4
NaOH + KNO3 = NaNO3 + KOH =>
NaOH + KNO3 = NaNO3 + KOH
BaCl + O = BaO + Cl =>
BaCl + O = BaO + Cl
CaO + NaOH + HCl = H2CaO2 + NaCl =>
CaO + NaOH + HCl = H2CaO2 + NaCl
H2SO4 + Al(OH)3 = HOH + Al2(SO4)3 =>
3 H2SO4 + 2 Al(OH)3 = 6 HOH + Al2(SO4)3
Mn(OH)2 + Cl2 + KOH = MnO2 + KCl + H2O =>
Mn(OH)2 + Cl2 + 2 KOH = MnO2 + 2 KCl + 2 H2O
NH4NO2 + KMnO4 + H2SO4 = NH4NO3 + MnSO4 + K2SO4 + H2O =>
5 NH4NO2 + 2 KMnO4 + 3 H2SO4 = 5 NH4NO3 + 2 MnSO4 + K2SO4 + 3 H2O
Ca(CaO3) = CaO + O2 =>
2 Ca(CaO3) = 4 CaO + O2
NaClO3 + Zn + NaOH = NaZnO2 + NaCl + H2O =>
NaClO3 + 2 Zn + 2 NaOH = 2 NaZnO2 + NaCl + H2O
N2O3 + H2O = NHO2 =>
N2O3 + H2O = 2 NHO2
Ca + Mg(NO3)2 = Mg + Ca(NO3)3 =>
2 Ca + 3 Mg(NO3)2 = 3 Mg + 2 Ca(NO3)3
HClO + Br2 + H2O = HCl + HBrO3 =>
5 HClO + Br2 + H2O = 5 HCl + 2 HBrO3
MnO4{-} + NO2{-} + H{+} = Mn{+2} + NO3{-} + H2O =>
2 MnO4{-} + 5 NO2{-} + 6 H{+} = 2 Mn{+2} + 5 NO3{-} + 3 H2O
HCl + Na2CO3 = HClNa2O + CO2 =>
HCl + Na2CO3 = HClNa2O + CO2
Ni(OH)2 + Br2 + NaOH = Ni(OH)3 + NaBr =>
2 Ni(OH)2 + Br2 + 2 NaOH = 2 Ni(OH)3 + 2 NaBr
C6H5CH3 + O = H2O + CO2 =>
C6H5CH3 + 18 O = 4 H2O + 7 CO2
CH9H12 + O2 = CO2 + H2O =>
4 CH9H12 + 25 O2 = 4 CO2 + 42 H2O
HNO3 + Zn = NH4NO2 + Zn(NO3)2 + H2O =>
12 HNO3 + 5 Zn = NH4NO2 + 5 Zn(NO3)2 + 4 H2O
PBO2 + Al = Al2O3 + PB =>
3 PBO2 + 4 Al = 2 Al2O3 + 3 PB
SO2(g) + Cl2(g) = SOCl(l) + Cl2O(g) =>
2 SO2(g) + 3 Cl2(g) = 2 SOCl(l) + 2 Cl2O(g)
HNO3 + PbO2 + KI = Pb(NO3)2 + I2 + KNO3 + H2O =>
4 HNO3 + PbO2 + 2 KI = Pb(NO3)2 + I2 + 2 KNO3 + 2 H2O
[Cr(N2H4CO)6]4[Cr(CN)6]3 + KMnO4 + H2SO4 = Cr2O7 + MnSO4 + CO2 + KNO3 + K2SO4 + H2O =>
2[Cr(N2H4CO)6]4[Cr(CN)6]3 + 238 KMnO4 + 291 H2SO4 = 7 Cr2O7 + 238 MnSO4 + 84 CO2 + 132 KNO3 + 53 K2SO4 + 387 H2O
C6H5COOH + KMnSO4 + H2O = KMnO4 + C6H5CHOH + H2SO4 =>
2 C6H5COOH + KMnSO4 + 2 H2O = KMnO4 + 2 C6H5CHOH + H2SO4
KHCO3 + HI = KCO3 + IH2 =>
KHCO3 + HI = KCO3 + IH2
Hg + CaS2 + CaSO4 = HgS + CaO =>
7 Hg + 3 CaS2 + CaSO4 = 7 HgS + 4 CaO
C10H12 + H2O2 = CO2 + H2O =>
C10H12 + 26 H2O2 = 10 CO2 + 32 H2O
BaF2 + NaNO3 = Ba(NO3)2 + NaF =>
BaF2 + 2 NaNO3 = Ba(NO3)2 + 2 NaF
BaCl2 + Na2SO4 = BaSO4(s) + NaCl(aq) =>
BaCl2 + Na2SO4 = BaSO4(s) + 2 NaCl(aq)
CH3 + O2 = CH3O =>
2 CH3 + O2 = 2 CH3O
HNO3AsH3 + HNO3 = H3AsO4 + NO2 + H2O =>
HNO3AsH3 + 7 HNO3 = H3AsO4 + 8 NO2 + 4 H2O
Ag2O + NH3 + NaNO3 + H2O = Ag(NH3)2NO3 + NaOH =>
Ag2O + 4 NH3 + 2 NaNO3 + H2O = 2 Ag(NH3)2NO3 + 2 NaOH
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Équations équilibrées sur01/08/25
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