| Équations équilibrées la veille | Équations équilibrées le lendemain |
Si + 4 HNO3 + 4 HF = 4 H2O + 4 NO2 + SiF4
Na2Y2B2O7 + H2O + CO2 = Y2O3 + H3BO3 + Na2CO3 =>
Na2Y2B2O7 + 3 H2O + CO2 = Y2O3 + 2 H3BO3 + Na2CO3
Na2V4O9 + H2SO4 = Na2SO4 + VOSO4 + H2O =>
Na2V4O9 + 5 H2SO4 = Na2SO4 + 4 VOSO4 + 5 H2O
NH4NO3 + HNO3 = HNH4 + NO3 =>
NH4NO3 + HNO3 = HNH4 + 2 NO3
BiCl3 + Br2 + KOH = KBiO3 + KBr + H2O + KCl =>
BiCl3 + Br2 + 6 KOH = KBiO3 + 2 KBr + 3 H2O + 3 KCl
H2O + H2SO4 + ZnO = ZnSO4*7H2O =>
6 H2O + H2SO4 + ZnO = ZnSO4*7H2O
CaCl2 + HNO3 = Ca(NO3)2 + (HCl) =>
CaCl2 + 2 HNO3 = Ca(NO3)2 + 2(HCl)
P2I4 + H2O = H4P2O4 + HI =>
P2I4 + 4 H2O = H4P2O4 + 4 HI
AgNO3 + HCl = AgCl + HNO3 =>
AgNO3 + HCl = AgCl + HNO3
MnO2 + HCl = Cl2(g) + H2O + MnCl2 =>
MnO2 + 4 HCl = Cl2(g) + 2 H2O + MnCl2
Ca(OH)2 + HNO3 = Ca(NO3)2 + H2O =>
Ca(OH)2 + 2 HNO3 = Ca(NO3)2 + 2 H2O
Br2 + KI = KBr + I2 =>
Br2 + 2 KI = 2 KBr + I2
Al2O3 + SiO2 = Al2O3SiO2 =>
Al2O3 + SiO2 = Al2O3SiO2
Fe(NO3)3 + Cu = Fe(NO3)2 + Cu(NO3)2 =>
2 Fe(NO3)3 + Cu = 2 Fe(NO3)2 + Cu(NO3)2
Zn + H{+} + MnO4{-} = Zn{2+} + Mn + H2O =>
7 Zn + 16 H{+} + 2 MnO4{-} = 7 Zn{2+} + 2 Mn + 8 H2O
Cl4 + O2 = ClO =>
Cl4 + 2 O2 = 4 ClO
Al2O7 + C + Cl2 = CO + AlCl3 =>
Al2O7 + 7 C + 3 Cl2 = 7 CO + 2 AlCl3
C6H10 + KMnO4 = KC6H10 + MnO4 =>
C6H10 + KMnO4 = KC6H10 + MnO4
KOH + HCl = H2O + KCl =>
KOH + HCl = H2O + KCl
(NH4)2S + PbCl2 = (NH4)Cl + PbS =>
(NH4)2S + PbCl2 = 2(NH4)Cl + PbS
KMnO4 + KCl + HNO3 = H2O + ClNO3 + K3NO3 + K2Mn =>
4 KMnO4 + 25 KCl + 32 HNO3 = 16 H2O + 25 ClNO3 + 7 K3NO3 + 4 K2Mn
Cl2 + HO2 + S = HSO4 + HCl =>
Cl2 + 4 HO2 + 2 S = 2 HSO4 + 2 HCl
NaOH + NH4 = NaH4 + N(OH) =>
NaOH + NH4 = NaH4 + N(OH)
S2Cl5 + O2 = SO2 + Cl2 =>
2 S2Cl5 + 4 O2 = 4 SO2 + 5 Cl2
Fe + Ag(CH3COO) = Fe(CH3COO) + Ag =>
Fe + Ag(CH3COO) = Fe(CH3COO) + Ag
Rb + HNO3 = RbNO3 + NH4NO3 + H2O =>
8 Rb + 10 HNO3 = 8 RbNO3 + NH4NO3 + 3 H2O
K2 + CrO4 + BaCl2 = KCl + BaCrO4 =>
K2 + CrO4 + BaCl2 = 2 KCl + BaCrO4
HCl + Cu = CuCl2 + H2 =>
2 HCl + Cu = CuCl2 + H2
K2Cr2O7 + HCl = CrCl2 + Cl2 + H2O + KCl =>
K2Cr2O7 + 14 HCl = 2 CrCl2 + 4 Cl2 + 7 H2O + 2 KCl
MgBr2 + KOH = KBr + Mg(OH)2 =>
MgBr2 + 2 KOH = 2 KBr + Mg(OH)2
Fe{2+} + H2(SO4) = Fe(SO4) + H{+} =>
Fe{2+} + H2(SO4) = Fe(SO4) + 2 H{+}
FeCO3 + HNO3 = Fe(NO3)3 + CO2 + NO2 + H2O =>
FeCO3 + 4 HNO3 = Fe(NO3)3 + CO2 + NO2 + 2 H2O
P + NaOH = NaP + Na3PO4 + H2O =>
6 P + 8 NaOH = 5 NaP + Na3PO4 + 4 H2O
KMnO4 + H2SO4 + Fe(NH4)2SO4 = K2SO4 + Fe2(SO4)3 + (NH4)2SO4 + MnSO4 + H2O =>
6 KMnO4 + 24 H2SO4 + 10 Fe(NH4)2SO4 = 3 K2SO4 + 5 Fe2(SO4)3 + 10(NH4)2SO4 + 6 MnSO4 + 24 H2O
C2H12N4 + O2 = CO2 + H2O + N2 =>
C2H12N4 + 5 O2 = 2 CO2 + 6 H2O + 2 N2
NH4Cl + AgNO3 = AgCl + NH4NO3 =>
NH4Cl + AgNO3 = AgCl + NH4NO3
Zn + CuSO4 = ZnSO4 + Cu =>
Zn + CuSO4 = ZnSO4 + Cu
Na2SO3 + CH3COOH = H2SO3 + NaCH3COO =>
Na2SO3 + 2 CH3COOH = H2SO3 + 2 NaCH3COO
KClO4 + Pd(NO3)2 + HNO3 = KCl + H2O + Pd(NO3)4 =>
KClO4 + 4 Pd(NO3)2 + 8 HNO3 = KCl + 4 H2O + 4 Pd(NO3)4
H + FeO = H2O + FeH =>
3 H + FeO = H2O + FeH
MnO2 + HCl = MnCl2(s) + Cl2(g) + H2O(l) =>
MnO2 + 4 HCl = MnCl2(s) + Cl2(g) + 2 H2O(l)
ClO2 + KMnO4 = KClO3 + Mn + O2 =>
2 ClO2 + 2 KMnO4 = 2 KClO3 + 2 Mn + 3 O2
Br(OH)2 = Br + OH =>
Br(OH)2 = Br + 2 OH
C3H7COOK + KOH = C3H8 + K2CO3 =>
C3H7COOK + KOH = C3H8 + K2CO3
Ca(OH)2 + I2 = CaI + Ca(IO3)2 + H2O =>
12 Ca(OH)2 + 7 I2 = 10 CaI + 2 Ca(IO3)2 + 12 H2O
KClO3 + HCl + FeCl2 = FeCl3 + KCl + H2O =>
KClO3 + 6 HCl + 6 FeCl2 = 6 FeCl3 + KCl + 3 H2O
C6H5C + C2HCO = C14H9C5 + H2O =>
23 C6H5C + 16 C2HCO = 11 C14H9C5 + 16 H2O
Fe(NO3)3 + KI + H2O = HI + Fe(OH)3 + KNO3 =>
Fe(NO3)3 + 3 KI + 3 H2O = 3 HI + Fe(OH)3 + 3 KNO3
P + NaOH = NaP + NaPO + H2O =>
2 P + 2 NaOH = NaP + NaPO + H2O
Fe2O3*H2O + H2C2O4 = H3[Fe(C2O4)3] + H2O =>
Fe2O3*H2O + 6 H2C2O4 = 2 H3[Fe(C2O4)3] + 4 H2O
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| Équations équilibrées la veille | Équations équilibrées le lendemain |
Équations équilibrées sur12/28/24
Équations équilibrées sur01/27/24
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