An aqueous solution of CoCl₂ on addition of excess of concentration HCl

An aqueous solution of CoCl₂ on addition of excess of concentrated HCl turns blue due to formation of

Options

(a) [Co(H₂O)₄Cl₂]
(b) [Co(H₂O)₂Cl₄]²⁻
(c) [CoCl₄]²⁻
(d) [Co(H₂O)₂Cl₂]

Correct Answer:

[CoCl₄]²⁻

Explanation:

No explanation available. Be the first to write the explanation for this question by commenting below.

admin:

Related Questions

  1. A gas decolourised by KMnO₄ solution but gives no precipitate with ammoniacal cuprous
  2. The oxidation number of sulphur is -1 in
  3. Which of the following is correct option for free expansion of an ideal gas
  4. The strength of H₂O₂ (in g/litre) in 11.2 volume solution of H₂O₂ is
  5. ‘The addition of unsymmetrical reagents to unsymmetrical alkenes occurs in such