Solubility Rules for Ionic Compounds Quiz
18 Questions
3 Views

Choose a study mode

Play Quiz
Study Flashcards
Spaced Repetition
Chat to lesson

Podcast

Play an AI-generated podcast conversation about this lesson

Questions and Answers

Which of the following salts are exceptions and are insoluble?

  • Sulfates (SO4)2−
  • Carbonates (CO3)2− (correct)
  • Phosphates (PO4)3−
  • Acetates (C2H3O2−)

    • Based on the solubility rules, which of the following ions would NOT form a solid in a precipitation reaction?

  • I−
  • ClO4−
  • NO3− (correct)
  • SO4)2−

    • Which group of cations forms exceptions when it comes to the solubility of sulfides?

  • Group 2 cations (correct)
  • Group 3 cations
  • Group 1 cations
  • Transition metal cations

    • If all the ions in a reaction are soluble, what can be concluded?

    <p>No reaction occurs</p> Signup and view all the answers

    Which of the following ions has a solubility product constant associated with it?

    <p>(CO3)2−</p> Signup and view all the answers

    Among the given ions, which one is correctly identified as insoluble based on the solubility rules?

    <p>(PO4)3−</p> Signup and view all the answers

    What is the purpose of using solubility product constant (Ksp) when comparing the solubilities of compounds?

    <p>To directly compare the relative solubilities of compounds that produce the same number of ions when dissolved</p> Signup and view all the answers

    Why are the chlorides of Pb²⁺, Ag⁺, and Hg₂²⁺ grouped together in qualitative analysis?

    <p>Since they are all insoluble in water</p> Signup and view all the answers

    Why are cations classified according to the solubility of their salts in water?

    <p>To predict the behavior of the cation in solution</p> Signup and view all the answers

    What are separations in qualitative analysis of cations?

    <p>Procedures that separate groups of ions from other groups for further testing</p> Signup and view all the answers

    Confirmatory tests in qualitative analysis of cations are used for:

    <p>Conclusively identifying the presence of certain ions</p> Signup and view all the answers

    In qualitative analysis, why is the group reagent H₂S used for sulfides of Pb²⁺, Hg₂²⁺, Bi³⁺, Cu²⁺, and Cd²⁺?

    <p>Since these sulfides are insoluble in water</p> Signup and view all the answers

    In a double replacement reaction, when is the reaction specifically classified as a precipitation reaction?

    <p>When one of the products formed is insoluble in aqueous solution</p> Signup and view all the answers

    What role do solubility rules play in predicting whether a reaction forms a precipitate or not?

    <p>They provide guidelines on which ions form solids and which remain in their ionic form</p> Signup and view all the answers

    Why are reactants considered soluble due to dissociation in an aqueous solution?

    <p>Because they are ionic compounds that dissociate into ions</p> Signup and view all the answers

    Which of the following is a correct statement regarding the solubility rules?

    <p>If something is insoluble due to rule 1, it has precedence over a lower-numbered rule</p> Signup and view all the answers

    What do the six solubility guidelines used to predict insoluble molecules in water help in forming?

    <p>Solid precipitates in solution</p> Signup and view all the answers

    Why is a double replacement reaction sometimes referred to as a 'switching' reaction?

    <p>Because the reactants form new compounds by exchanging partners</p> Signup and view all the answers

    More Like This

    Use Quizgecko on...
    Browser
    Open
    Browser
    Browser