Question

For which of the following solutions the bulb will glow brightly when taken in "Acids conductivity
test".
A) dil.HCI
B) Glucose
C) Sucrose
D) Urea​

Answer 1

Answer:

A) Dil HCl

Explanation:

Dilute HCl is a strong acid, it furnishes free ions in solution. Free ions are essential for conduction in solution phase.

Options B, C, D correspond to non electrolytes which do not furnish any free ions in solution phase.

Hence option A is correct.