Which of the Following Is the Correct Balanced Equation for the Equilibrium

question 4

Multiple Choice

Which of the following is the correct balanced equation for the equilibrium constant expression given below?
$K = \left[ \mathrm { Pb } ^ { 2 + } \right] \left[ \mathrm { F } ^ { - } \right] ^ { 2 }$

• A) PbF₂(aq) \(\rightleftharpoons\) Pb(s) + F₂(aq)
• B) PbF₂(s) \(\rightleftharpoons\) Pb²⁺(aq) + 2 F^-(aq)
• C) Pb²⁺(aq) + 2 F^-(aq) \(\rightleftharpoons\) PbF₂(s)
• D) Pb(s) + F₂(aq) \(\rightleftharpoons\) PbF₂(aq)
• E) PbF⁺(aq) + F^-(aq) \(\rightleftharpoons\) PbF₂(aq)

---

Definitions:

Lifespan Perspective

An approach in psychology that emphasizes developmental changes throughout an individual's life, from birth to death.

Behavioural Problems

Difficulties or disturbances in an individual's actions and reactions that negatively affect their daily living.

Theoretical Principles

Fundamental ideas or theories that form the basis for a system of belief or action.

Bargaining

A stage of grief or crisis negotiation where one attempts to negotiate or make deals to avoid negative situations or outcomes.