Chemistry Complex Formation Equilibrium Quiz
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Questions and Answers

In the stepwise formation of [Ag(NH3)2]+, how many ligands are involved in the final complex?

  • 3
  • 4
  • 2 (correct)
  • 1

What is the formation constant (Kf) for [Ag(NH3)2]+?

  • 4.0
  • 2.5
  • 3.31
  • 3.91 (correct)

What is the equilibrium concentration of Ag+ if a solution contains 2.5 M NH3 and forms [Ag(NH3)]+?

  • 0.0 M
  • 1.0 M
  • 2.5 M
  • 0.040 M (correct)

Which species has a higher formation constant, [Ag(NH3)]+ or [Ag(NH3)2]+?

<p>[Ag(NH3)2]+ (C)</p> Signup and view all the answers

What is the overall Kf value for forming [Ag(NH3)2]+ from Ag+ and NH3?

<p>$10^{7.22}$ (B)</p> Signup and view all the answers

If [Ag(NH3)]+ has a concentration of 0.02 M, how much NH3 is present?

<p>0.04 M (C)</p> Signup and view all the answers

When forming [Ag(NH3)2]+ from [Ag(NH3)]+, how many ligands are exchanged?

<p>1 (B)</p> Signup and view all the answers

Which of the following is a common misconception about complex formation?

<p>[Ag(NH3)2]+ has a lower formation constant than [Ag(NH3)]+. (D)</p> Signup and view all the answers

What would be the equilibrium concentration of Ag+ if all Ag+ reacts to form [Ag(NH3)]+?

<p>$0$ M (D)</p> Signup and view all the answers

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