Which Pair of Compounds Is Insoluble in Water

question 74

Multiple Choice

Which pair of compounds is insoluble in water?

• A)AgNO₃ and KNO₃
• B)Na₂S and CuS
• C)(NH₄)₂SO₄ and AgI
• D)PbSO₄ and Pb₃(PO₄)₂

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Definitions:

Proportion

A mathematical relation between parts, quantities, or amounts that expresses how much one is relative to the other.

Equilibrium

A state in which supply and demand are balanced, or a situation in which conflicting forces cancel each other out, resulting in a stable outcome or condition.

Hawk-Dove Game

A model in game theory that explores the conflict between aggressive (hawk) and peaceful (dove) strategies.

Payoff

The return or reward received as a result of an action or decision, particularly in the context of games or economic models.