Cyanide Ion, CN⁻, Is a Stronger Base Than Ammonia, NH₃

question 41

Multiple Choice

Cyanide ion, CN⁻, is a stronger base than ammonia, NH₃. Which of the following represents the correct set of species that are present in the solution in the largest amounts when ammonia (NH₃) reacts with hydrocyanic acid (HCN) ?

• A) hydrocyanic acid, HCN, and ammonia, NH₃
• B) hydrocyanic acid, HCN, and ammonium ion, NH₄⁺
• C) cyanide ion, CN⁻, and ammonia, NH₃
• D) cyanide ion, CN⁻, and ammonium ion, NH₄⁺

---

Definitions:

Solver

A computational tool, often found in spreadsheet software, used for finding the optimal solution to a mathematical problem by altering multiple variables.

Number of Hours

A measure of time representing the total duration often used in contexts such as work, study, or project timelines.

Monthly Profit

The financial gain or loss realized by a business or individual over the course of a single month, after all expenses have been subtracted from revenue.

Unbounded Model

A model that does not have fixed limits or constraints, allowing for an infinite range of values or outcomes in mathematical or statistical analysis.