| Équations équilibrées la veille | Équations équilibrées le lendemain |
NaCO3 = O2 + NaCO
CH3COOH + CaCO3 = Ca2 + CO2 + H2O =>
CH3COOH + 4 CaCO3 = 2 Ca2 + 6 CO2 + 2 H2O
NaCO3 = O2 + NaCO =>
NaCO3 = O2 + NaCO
K2CO3 + H2O = H2CO3 + K + OH =>
K2CO3 + 2 H2O = H2CO3 + 2 K + 2 OH
(NH4)2Cr2O7 = (t)N2 + Cr2O3 + H2O =>
(NH4)2Cr2O7 = (t)N2 + Cr2O3 + 4 H2O
K2SO3 + HCl + KI = KCl + S + I2 + H2O =>
K2SO3 + 6 HCl + 4 KI = 6 KCl + S + 2 I2 + 3 H2O
FeCl2(aq) + HCl(aq) + O2(g) = FeCl3(aq) + H2O(l) =>
4 FeCl2(aq) + 4 HCl(aq) + O2(g) = 4 FeCl3(aq) + 2 H2O(l)
K2SO3 + HCl + KI = KCl + S + I2 + H2O =>
K2SO3 + 6 HCl + 4 KI = 6 KCl + S + 2 I2 + 3 H2O
CaCO3 = CaO + CO2 =>
CaCO3 = CaO + CO2
NaCO3 = O2 + NaCO =>
NaCO3 = O2 + NaCO
H2SO4K = KSO3H2O =>
H2SO4K = KSO3H2O
P + CuSO4 + H2O = H2SO4 + Cu + H3PO4 =>
2 P + 5 CuSO4 + 8 H2O = 5 H2SO4 + 5 Cu + 2 H3PO4
HCOH + [Ag(NH3)2]NO3 = Ag + CO2 + HNO3 + NH3 =>
3 HCOH + 4[Ag(NH3)2]NO3 = 4 Ag + 3 CO2 + 3 HNO3 + 9 NH3
S + Cd = CdS =>
S + Cd = CdS
H2O + MnO3 + Hg + CN{-} = Mn(CN)6{-4} + Hg(CN)2 + OH{-} =>
3 H2O + MnO3 + 2 Hg + 10 CN{-} = Mn(CN)6{-4} + 2 Hg(CN)2 + 6 OH{-}
Mg3Al2 + H2SO4 = MgSO4 + H2 + Al2 =>
Mg3Al2 + 3 H2SO4 = 3 MgSO4 + 3 H2 + Al2
Cl2 + NaOH + CuS = CuCl2 + Na2S + H2O + O2 =>
2 Cl2 + 4 NaOH + 2 CuS = 2 CuCl2 + 2 Na2S + 2 H2O + O2
C + H + N + O = C8H10N4O2 =>
8 C + 10 H + 4 N + 2 O = C8H10N4O2
Mg3Al2 + H2SO4 = MgSO4 + H2 + Al2 =>
Mg3Al2 + 3 H2SO4 = 3 MgSO4 + 3 H2 + Al2
Al4C3 + HCl = AlCl3(aq) + CH4(g) =>
Al4C3 + 12 HCl = 4 AlCl3(aq) + 3 CH4(g)
K2SO3 + HCl + KI = KCl + S + I2 + H2O =>
K2SO3 + 6 HCl + 4 KI = 6 KCl + S + 2 I2 + 3 H2O
NaCO3 = O2 + NaCO =>
NaCO3 = O2 + NaCO
Na2S + KNO3 = K2S + NaNO3 =>
Na2S + 2 KNO3 = K2S + 2 NaNO3
NaCO3 = O2 + NaCO =>
NaCO3 = O2 + NaCO
CaCl + HPO4 = CaPO4 + HCl =>
CaCl + HPO4 = CaPO4 + HCl
K2SO3 + HCl + KI = KCl + S + I2 + H2O =>
K2SO3 + 6 HCl + 4 KI = 6 KCl + S + 2 I2 + 3 H2O
K2Cr2O7 + KI + HCl + Na2S2O3*5H2O = CrCl3 + KCl + H2O + NaI + Na2S4O6 =>
K2Cr2O7 + 6 KI + 14 HCl + 6 Na2S2O3*5H2O = 2 CrCl3 + 8 KCl + 37 H2O + 6 NaI + 3 Na2S4O6
KClO3 + C6H12N4 = CO2 + H2O + N2 + KCl =>
6 KClO3 + C6H12N4 = 6 CO2 + 6 H2O + 2 N2 + 6 KCl
NO3{-} + Sn + H{+} = NO2 + Sn{+} + H2O =>
NO3{-} + Sn + 2 H{+} = NO2 + Sn{+} + H2O
PdCl2 + HX = PdX2 + HCl =>
PdCl2 + 2 HX = PdX2 + 2 HCl
Na3P + H2O = PH3 + Na + O2 =>
4 Na3P + 6 H2O = 4 PH3 + 12 Na + 3 O2
CaCl + Pb2NO3 = CaPb2 + ClNO3 =>
CaCl + Pb2NO3 = CaPb2 + ClNO3
CoBr3 + NaCN = CoCN + NaBr3 =>
CoBr3 + NaCN = CoCN + NaBr3
ZnCl2 + NaOH + H2O2 = NaZnO2 + NaCl + H2O =>
2 ZnCl2 + 6 NaOH + H2O2 = 2 NaZnO2 + 4 NaCl + 4 H2O
Ca(OH)2 + PO4 = Ca3(PO4)2 + HO =>
3 Ca(OH)2 + 2 PO4 = Ca3(PO4)2 + 6 HO
Cu + HCl + Na2S = CuS + NaCl + NaH =>
Cu + HCl + Na2S = CuS + NaCl + NaH
K2CO3 + SnCl4 = KCl + (CO3)2Sn =>
2 K2CO3 + SnCl4 = 4 KCl + (CO3)2Sn
K2Cr2O7 + H2SO4 + Na2C2O4 = K2SO4 + Cr2(SO)4 + Na2SO4 + CO2 + H2O =>
K2Cr2O7 + 19 H2SO4 + 14 Na2C2O4 = K2SO4 + Cr2(SO)4 + 14 Na2SO4 + 28 CO2 + 19 H2O
C6H6Cl6 + NaOH = C6C6 + NaCl + H2O =>
2 C6H6Cl6 + 12 NaOH = C6C6 + 12 NaCl + 12 H2O
K2CO3 + C = CO + K =>
K2CO3 + 2 C = 3 CO + 2 K
KH(IO3)2 + NaOH = NaH(IO3)2 + KOH =>
KH(IO3)2 + NaOH = NaH(IO3)2 + KOH
N2Cl4 + CH3 = CCl4 + N2 + H2 =>
2 N2Cl4 + 2 CH3 = 2 CCl4 + 2 N2 + 3 H2
Fe(NO3)3 + NH3OH = Fe(OH)3 + (NH3)(NO3) =>
Fe(NO3)3 + 3 NH3OH = Fe(OH)3 + 3(NH3)(NO3)
H2O + TiCl3 + KMnO4 = MnCl2 + TiOCl2 + HCl + KCl =>
H2O + 5 TiCl3 + KMnO4 = MnCl2 + 5 TiOCl2 + 2 HCl + KCl
Fe(NO3)3 + NH3OH = Fe(OH)3 + (NH3)(NO3) =>
Fe(NO3)3 + 3 NH3OH = Fe(OH)3 + 3(NH3)(NO3)
Cr(OH)3 + Cl2O7{-} + OH{-} = CrO4{2-} + ClO2{-} + H2O =>
7 Cr(OH)3 + 3 Cl2O7{-} + 17 OH{-} = 7 CrO4{2-} + 6 ClO2{-} + 19 H2O
Na2S + KNO3 = K2S + NaNO3 =>
Na2S + 2 KNO3 = K2S + 2 NaNO3
K2SO3 + HCl + KI = KCl + S + I2 + H2O =>
K2SO3 + 6 HCl + 4 KI = 6 KCl + S + 2 I2 + 3 H2O
NaCO3 = O2 + NaCO =>
NaCO3 = O2 + NaCO
C2H4O2(aq) + NaHCO3(s) = NaC2H3O2 + H2O + CO2 =>
C2H4O2(aq) + NaHCO3(s) = NaC2H3O2 + H2O + CO2
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| Équations équilibrées la veille | Équations équilibrées le lendemain |
Équations équilibrées sur11/20/23
Équations équilibrées sur12/20/22
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