| Équations équilibrées la veille | Équations équilibrées le lendemain |
2 Cu(NO3)2 = 2 CuO + 4 NO2 + O2
C14H30 = C7H16 + C7H14 =>
C14H30 = C7H16 + C7H14
KO2(s) + CO2(g) = K2CO3(s) + O2(g) =>
4 KO2(s) + 2 CO2(g) = 2 K2CO3(s) + 3 O2(g)
K + CuSO4 = Cu + K2SO4 =>
2 K + CuSO4 = Cu + K2SO4
Kl + AgNO3 = Ag + NO3Kl =>
Kl + AgNO3 = Ag + NO3Kl
CaBr2 + NaCO3 = CaCO3 + NaBr2 =>
CaBr2 + NaCO3 = CaCO3 + NaBr2
CH4 + O2 = CO2 + H2O =>
CH4 + 2 O2 = CO2 + 2 H2O
Zn(NO3)2 + K2S = KNO3 + ZnS =>
Zn(NO3)2 + K2S = 2 KNO3 + ZnS
NaNO2 + HClO4 = NaClO3 + HNO3 =>
NaNO2 + HClO4 = NaClO3 + HNO3
Ba(NO3)2 + H2SO4 = BaSO4 + HNO3 =>
Ba(NO3)2 + H2SO4 = BaSO4 + 2 HNO3
Fe2 = Fe =>
Fe2 = 2 Fe
Ca(HCO3)2 + Ca(OH)2 = CaCO3 + H2O =>
Ca(HCO3)2 + Ca(OH)2 = 2 CaCO3 + 2 H2O
Cl2 + H2S2O3{-} + H2O = HSO4{-} + Cl{-} + H{+} =>
9 Cl2 + 2 H2S2O3{-} + 10 H2O = 4 HSO4{-} + 18 Cl{-} + 20 H{+}
Li + HgBr2 = Hg + LiBr =>
2 Li + HgBr2 = Hg + 2 LiBr
MgSO4 + NaOH = Mg(OH)2 + Na2SO4 =>
MgSO4 + 2 NaOH = Mg(OH)2 + Na2SO4
Al(OH)3 + NaCl = Na3AlO3 + HCl =>
Al(OH)3 + 3 NaCl = Na3AlO3 + 3 HCl
Zn + HCl = ZnCl2 + H2 =>
Zn + 2 HCl = ZnCl2 + H2
CoO + CO = Co + CO2 =>
CoO + CO = Co + CO2
NaO + AgNO3 = AgO + NaNO3 =>
NaO + AgNO3 = AgO + NaNO3
H3PO4 + RbHO = RbH2PO4 + H2O =>
H3PO4 + RbHO = RbH2PO4 + H2O
Cu2SO4 + KOH = Cu2OH + KSO4 =>
Cu2SO4 + KOH = Cu2OH + KSO4
Br2 + KI2 = KBr + I2 =>
Br2 + 2 KI2 = 2 KBr + 2 I2
C8H11NO2 + O2 = CO2 + H2O + N2 =>
4 C8H11NO2 + 39 O2 = 32 CO2 + 22 H2O + 2 N2
KI + HCl = KCl + HI =>
KI + HCl = KCl + HI
C2H5O2 + C2H6O = C5H11O2 + H2O =>
2 C2H5O2 + 3 C2H6O = 2 C5H11O2 + 3 H2O
BaOH(aq) + HS(aq) = BaS(aq) + H2O(l) =>
BaOH(aq) + HS(aq) = BaS(aq) + H2O(l)
C + KNO3 = CO2 + K2CO3 + N2 =>
5 C + 4 KNO3 = 3 CO2 + 2 K2CO3 + 2 N2
H2IO5{+} + I{-} + H{+} = I3{-} + H2O =>
H2IO5{+} + 14 I{-} + 8 H{+} = 5 I3{-} + 5 H2O
C6H14 + O2 = CO2 + H2O =>
2 C6H14 + 19 O2 = 12 CO2 + 14 H2O
CUSO4 + Zn = ZnSO4 + CU =>
CUSO4 + Zn = ZnSO4 + CU
Fe(CNS)3 + KCl = FeCl3 + KCNS =>
Fe(CNS)3 + 3 KCl = FeCl3 + 3 KCNS
Na3Po4 + CaCl2 = Ca3(Po4)2 + NaCl =>
2 Na3Po4 + 3 CaCl2 = Ca3(Po4)2 + 6 NaCl
C + KNO3 = CO2 + K2CO3 + N2 =>
5 C + 4 KNO3 = 3 CO2 + 2 K2CO3 + 2 N2
Na2[Pb(OH)4] + HNO3 = Pb(NO3)2 + H2O + NaNO3 =>
Na2[Pb(OH)4] + 4 HNO3 = Pb(NO3)2 + 4 H2O + 2 NaNO3
Pb(NO3)2 + NaCl = PbCl2 + NO3Na =>
Pb(NO3)2 + 2 NaCl = PbCl2 + 2 NO3Na
CoO + CO = Co + CO2 =>
CoO + CO = Co + CO2
C2H4(OH)COOH + CH3OH = CH3COOC2H5 + H2O =>
2 C2H4(OH)COOH + 6 CH3OH = 3 CH3COOC2H5 + 6 H2O
Na2CO3*H2O = Na2CO3 + H2O =>
Na2CO3*H2O = Na2CO3 + H2O
HCl + Na2SO4 = NaCl + H2SO4 =>
2 HCl + Na2SO4 = 2 NaCl + H2SO4
HCl + NaOH + C14H14N3NaO3S = Na2N3O3S + C14H14Cl + H2O =>
HCl + NaOH + C14H14N3NaO3S = Na2N3O3S + C14H14Cl + H2O
Pb(OH)2 = PbOH2O =>
Pb(OH)2 = PbOH2O
SO2 + KOH = K2SO4 + H2 =>
SO2 + 2 KOH = K2SO4 + H2
HBr + Ca(OH)2 = CaBr2 + H2O =>
2 HBr + Ca(OH)2 = CaBr2 + 2 H2O
H2 + NO = H2O + N2 =>
2 H2 + 2 NO = 2 H2O + N2
NaCl(aq) + HCl(aq) = NaHCl2(s) =>
NaCl(aq) + HCl(aq) = NaHCl2(s)
C7H13NO2 + O2 = CO2 + H2O + NO =>
4 C7H13NO2 + 39 O2 = 28 CO2 + 26 H2O + 4 NO
NaBr + Cl2 = Br2 + NaCl =>
2 NaBr + Cl2 = Br2 + 2 NaCl
CH3Cl + Na = C4H10 + NaCl + HCl =>
4 CH3Cl + 2 Na = C4H10 + 2 NaCl + 2 HCl
O3 = O = O2 =>
O3 = 3 O
KOH + HNO3 = H2O + KNO3 =>
KOH + HNO3 = H2O + KNO3
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| Équations équilibrées la veille | Équations équilibrées le lendemain |
Équations équilibrées sur09/08/24
Équations équilibrées sur10/08/23
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