Question

When CuSO₄ solution in water is treated with concentrated HCl it turns _______.

विकल्प

• violet

• yellow

• purple

• green

Answer 1

When CuSO₄ solution in water is treated with concentrated HCl it turns yellow.

Explanation:

CuSO₄ solution in water is treated with conc.HCl, which causes the deep blue solution to become yellow-green as copper chloride complex forms.