Answer the following: Aqueous solution of `Ti^(4+)` is colourless, but aqueous solution of `Ti^(3+)` is violet in colour. Explain.

Define aqueous solution ?

Which one of the following transition metal ions is colourless in aqueous solution ?

Aqueous solution of sodium chloride turns

An aqueous solution with pH zero is :

A solution of [Ni(H_2O)_6]^(2+) is green but a solution of [Ni(CN)_4]^(2-) is colourless.Explain.

(a) Predict the products of electrolysis of the following: (i) An aqueous solution of AgNO_(3) with silver electrodes. (ii) An aqueous solution of AgNO_(3) with platinum electrodes. (iii) A dilute aqueous solution of H_(2)SO_(4) with platinum electrodes.

why aqueous solution of acids conduct electricity?

Explain the following observation : Cu^+ ion is not known in aqueous solutions.