Post Utme Skyline University 2025 Chemistry Question 26

Practice objective / multiple choice question 26 from the 2025 Post Utme Skyline University Chemistry examination.

Post Utme Skyline University 2025 Chemistry Objective / Multiple Choice
Question 26 POST_UTME_SKYLINE_UNIVERSITY • 2025 • CHEMISTRY • objective

A solution of $NH_4Cl$ is prepared by dissolving $NH_4Cl$ in water. The resulting solution is acidic in nature. Explain this phenomenon u\sing the $K_a$ expression for the dissociation of $NH_4^+$ ions.

Answer Options

A. The $NH_4^+$ ions act as a base and accept $H^+$ ions from water.
Correct Answer B. The $NH_4^+$ ions donate $H^+$ ions to water, increa\sing the $H^+$ concentration.
C. The $NH_4^+$ ions form a complex with $Cl^-$ ions, relea\sing $H^+$ ions.
D. The $NH_4^+$ ions are a strong acid and completely dissociate in water.
Correct Answer
B
Correct Option:
The $NH_4^+$ ions donate $H^+$ ions to water, increa\sing the $H^+$ concentration.

About This Question

This is Post Utme Skyline University 2025 Chemistry Question 26. It is one of the objective questions from the 2025 Post Utme Skyline University Chemistry examination.

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