What is the reaction of these chemical ?

Question

What is the reaction when Copper(II) sulphate is added into concentrated sulphuric acid??


Give the balance equation of the reaction of adding Copper (II) hydroxide into
dilute sulphuric acid.

Answer 1

Concentrated sulphuric acid dehydrate the copper(II) sulphate crystals. The blue copper(II) sulphate crystals change to white anhydrous copper(II) sulphate.


圖片參考：http://www.notre-dame-college.edu.hk/~zt-leunghmc/equation.jpg


Equation for the reaction between copper(II) hydroxide and dilute sulphuric acid.

Cu(OH)­2(s) + H2SO4(aq) → CuSO4(aq) + 2H2O(l)

or : Cu(OH)­2(s) + 2H+(aq) → Cu2+(aq) + 2H2O(l)