| Équations équilibrées la veille | Équations équilibrées le lendemain |
2 NaAsO2 + 5 Zn + 7 H2SO4 = 2 AsH3 + 5 ZnSO4 + 2 NaSO4 + 4 H2O
K2Cr2O7(aq) + H2S(g)H2SO4(aq) = S(s) + Cr2(SO4)3(aq) + K2SO4(aq) + H2O =>
2 K2Cr2O7(aq) + 9 H2S(g)H2SO4(aq) = 10 S(s) + 2 Cr2(SO4)3(aq) + 2 K2SO4(aq) + 18 H2O
Li + PB(OH) = PB + LiOH =>
Li + PB(OH) = PB + LiOH
KI + Cl2 + H2O = HCl + HIO3 + KCl =>
KI + 3 Cl2 + 3 H2O = 5 HCl + HIO3 + KCl
Cl2(g) + Fe{2+}(aq) = Cl{-}(aq) + Fe{3+}(aq) =>
Cl2(g) + 2 Fe{2+}(aq) = 2 Cl{-}(aq) + 2 Fe{3+}(aq)
Fe + H2SO4 = Fe2(SO4)3 + H2 =>
2 Fe + 3 H2SO4 = Fe2(SO4)3 + 3 H2
C4H7O2 + NaOH = C4H8O2Na + H2O + CO2 =>
21 C4H7O2 + 19 NaOH = 19 C4H8O2Na + 7 H2O + 8 CO2
ClO{-} + VO3{-} + H2O = ClO3{-} + V(OH)3 + OH{-} =>
ClO{-} + 2 VO3{-} + 4 H2O = ClO3{-} + 2 V(OH)3 + 2 OH{-}
NH3 + AgNO3 = Ag(NH3)2 + NO3 =>
2 NH3 + AgNO3 = Ag(NH3)2 + NO3
Na2O + H2O = NaOH =>
Na2O + H2O = 2 NaOH
Mg(s) + CO2(g) = MgCO2 =>
Mg(s) + CO2(g) = MgCO2
WCl4 + H2O = WO2 + HCl =>
WCl4 + 2 H2O = WO2 + 4 HCl
CuZn + H2SO4 = CuSO4 + Zn + H2 =>
CuZn + H2SO4 = CuSO4 + Zn + H2
Cd + Zn + Te = CdZnTe =>
Cd + Zn + Te = CdZnTe
C3H8 + O2 = CO2 + H2O =>
C3H8 + 5 O2 = 3 CO2 + 4 H2O
MnSO4(aq) + Na2CO3(aq) = MnCO3 + Na2SO4 =>
MnSO4(aq) + Na2CO3(aq) = MnCO3 + Na2SO4
KI(aq) + Cl2(aq) = KCl + I2 =>
2 KI(aq) + Cl2(aq) = 2 KCl + I2
KO2 + CO2 + H2O = O2 + KHCO3 =>
4 KO2 + 4 CO2 + 2 H2O = 3 O2 + 4 KHCO3
[Cu(NH3)4]CH3COO + Ca(ClO4)2 + KOH = N2 + CuO + H2O + CaCl2 + K2CO3 =>
16[Cu(NH3)4]CH3COO + 21 Ca(ClO4)2 + 64 KOH = 32 N2 + 16 CuO + 152 H2O + 21 CaCl2 + 32 K2CO3
Fe(s) + CuSO4(l) = FeSO4 + Cu =>
Fe(s) + CuSO4(l) = FeSO4 + Cu
ZnCl2 + (Nh4)3Po4 = Zn3(Po4)2 + Nh4Cl =>
3 ZnCl2 + 2(Nh4)3Po4 = Zn3(Po4)2 + 6 Nh4Cl
HCl + HI + KMnO4 = I2 + MnCl2 + KCl + H2O =>
6 HCl + 10 HI + 2 KMnO4 = 5 I2 + 2 MnCl2 + 2 KCl + 8 H2O
ZnO + Ca(OH)2 = Zn(OH)2 + CaO =>
ZnO + Ca(OH)2 = Zn(OH)2 + CaO
HBr(aq) + Al(OH)3(aq) = AlBr3 + H2O(l) =>
3 HBr(aq) + Al(OH)3(aq) = AlBr3 + 3 H2O(l)
Mg(NO3)2 + H3PO4 = HNO3 + Mg3(PO4)2 =>
3 Mg(NO3)2 + 2 H3PO4 = 6 HNO3 + Mg3(PO4)2
Cu{+} + Fe = Cu + Fe{+3} =>
3 Cu{+} + Fe = 3 Cu + Fe{+3}
Zn + Ca(OH)2 = Zn(OH)2 + Ca =>
Zn + Ca(OH)2 = Zn(OH)2 + Ca
H2SO4 + NaOH = Na2SO4 + H2O =>
H2SO4 + 2 NaOH = Na2SO4 + 2 H2O
FeC2O4 + HNO3 = Fe(NO3)3 + NO2 + CO2 + H2O =>
FeC2O4 + 6 HNO3 = Fe(NO3)3 + 3 NO2 + 2 CO2 + 3 H2O
C2H6O = H2O + C4H10O =>
2 C2H6O = H2O + C4H10O
NiCl2 + H2O = [Ni(H2O)6]Cl2 =>
NiCl2 + 6 H2O = [Ni(H2O)6]Cl2
H2O2C14H10O4 = C6H6OCO2 =>
H2O2C14H10O4 = 2 C6H6OCO2
Br + Na2I = NaBr + I2 =>
4 Br + 2 Na2I = 4 NaBr + I2
MnO2 + NaHS + HNO3 = Mn(NO3)2 + S + NaNO3 + H2O =>
MnO2 + NaHS + 3 HNO3 = Mn(NO3)2 + S + NaNO3 + 2 H2O
KJ + NaOCl + HCl = J2 + NaCl + KCl + H2O =>
2 KJ + NaOCl + 2 HCl = J2 + NaCl + 2 KCl + H2O
BaCl2 + Li = Ba + LiCl =>
BaCl2 + 2 Li = Ba + 2 LiCl
Gd + H2O = Gd(OH)3 + H2 =>
2 Gd + 6 H2O = 2 Gd(OH)3 + 3 H2
FeCl3 + Fe(OH)3 = Fe(OH)2Cl =>
FeCl3 + 2 Fe(OH)3 = 3 Fe(OH)2Cl
Na + CH3CH2SH = CH3CH2SNa + H =>
Na + CH3CH2SH = CH3CH2SNa + H
SnO + C = Sn + CO2 =>
2 SnO + C = 2 Sn + CO2
((CH3)2O) + O2 = CO2 + H2O =>
((CH3)2O) + 3 O2 = 2 CO2 + 3 H2O
H3C6H5O7 + NaHCO3 = Na3C6H5O7 + CO2 + H2O =>
H3C6H5O7 + 3 NaHCO3 = Na3C6H5O7 + 3 CO2 + 3 H2O
Zn + SnBr2 = Sn2 + ZnBr =>
4 Zn + 2 SnBr2 = Sn2 + 4 ZnBr
CuF2 + NaNO3 = Cu(NO3)2 + NaF =>
CuF2 + 2 NaNO3 = Cu(NO3)2 + 2 NaF
CH3CH3 + K2Cr2O7 + H2SO4 = CH3COOH + K2SO4 + Cr2(SO4)3 + H2O =>
CH3CH3 + K2Cr2O7 + 4 H2SO4 = CH3COOH + K2SO4 + Cr2(SO4)3 + 5 H2O
FeCl3 + Fe(OH)3 = Fe(OH)2Cl =>
FeCl3 + 2 Fe(OH)3 = 3 Fe(OH)2Cl
K + At = KAt =>
K + At = KAt
C6H6S + O2 = H2O + CO2 + SO2 =>
2 C6H6S + 17 O2 = 6 H2O + 12 CO2 + 2 SO2
B + O2 = B2O3 =>
4 B + 3 O2 = 2 B2O3
Gd + H2O = Gd(OH)3 + H2 =>
2 Gd + 6 H2O = 2 Gd(OH)3 + 3 H2
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| Équations équilibrées la veille | Équations équilibrées le lendemain |
Équations équilibrées sur05/19/24
Équations équilibrées sur06/18/23
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