Which of the following ions interferes with the action of detergents in hard water? A)Na⁺ B)Ca²⁺ C)Mg²⁺ D)Ca²⁺ and Mg²⁺ E)Na⁺,Ca²⁺,and Mg²⁺

Question

Quizplus · Accepted Answer

Both Ca2+ and Mg2+ ions interfere with the action of detergents in hard water, so the correct answer is D, which includes both Ca2+ and Mg2+ ions. Na+ ion does not interfere with the action of detergents in hard water.

Which of the Following Ions Interferes with the Action of Detergents