Question

Which of the following statement is incorrect? NCERT Pg 188

• A. Conductance of electricity increases with an increase in concentration of common salt in aqueous glucose solution.
• B. Aqueous solution of acetic acid mainly contains unionised acetic acid molecules and only some $CH_3COO^-$ and $H_3O^+$ ions.
• C. In weak electrolytes equilibrium is established between ions and unionised molecules.
• D. Aqueous solution of sugar conducts electricity.

Answer 1

Answer: (D)

Aqueous solution of sugar conducts electricity.

Answer 2

Only sugar does not ionize in solution, so its aqueous solution cannot conduct electricity.