Cyanide Ion Forms Very Stable Complex Ions with a Variety

question 92

Multiple Choice

Cyanide ion forms very stable complex ions with a variety of metal ions.What is the molar equilibrium concentration of uncomplexed Ni²⁺(aq) in a solution that initially contains 1.3 mol of Ni(CN) ₄²− per liter of solution .K_f for Ni(CN) ₄²− is .

• A) M
• B) M
• C) M
• D) M
• E) M

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Definitions:

Glacier

A large, slow-moving mass of ice, formed from compacted snow and slowly flows over land.

Ice

Frozen water, existing in various forms in nature, including snow, glacial ice, and sea ice, playing a critical role in Earth's climate system.

Dense

Having a high degree of compactness or mass per unit volume.

U-Shaped Valley

A U-shaped valley is a type of valley characterized by its U-shaped cross-section, typically formed by the erosion caused by glaciers.