Gr 11 Physical Sciences: Ch 11.2 Acid-base reactions
42 Questions
0 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

What is a common characteristic of acids?

  • Soapy feel
  • Sweet taste
  • Sour taste (correct)
  • Bitter taste

    • Which of the following is an example of a base?

  • Hydrochloric acid (HCl)
  • Sulfuric acid (H2SO4)
  • Acetic acid (CH3COOH)
  • Sodium hydroxide (NaOH) (correct)

    • What is the definition of an acid according to the Arrhenius definition?

  • A substance that donates protons
  • A substance that increases the concentration of OH- ions in solution
  • A substance that accepts protons
  • A substance that increases the concentration of H3O+ ions in solution (correct)

    • What is the term for a substance that can act as both an acid and a base?

    <p>Amphoteric</p> Signup and view all the answers

    Which of the following is an example of a polyprotic acid?

    <p>Sulfuric acid (H2SO4)</p> Signup and view all the answers

    What is the term for a substance that can donate or accept protons?

    <p>Amphiprotic</p> Signup and view all the answers

    What is the result of the reaction between an acid and a base?

    <p>Formation of a salt and water</p> Signup and view all the answers

    What is a conjugate acid-base pair?

    <p>Two substances that transform into each other by gain or loss of a proton</p> Signup and view all the answers

    Which of the following is an example of an amphiprotic substance?

    <p>Water (H2O)</p> Signup and view all the answers

    What is the product of the reaction between hydrochloric acid and sodium hydroxide?

    <p>Sodium chloride and water</p> Signup and view all the answers

    What is the general equation for the reaction between an acid and a metal hydroxide?

    <p>nH+ (aq) + M(OH)_n (aq) → nH_2O (l) + M^n+ (aq)</p> Signup and view all the answers

    What is the product of the reaction between an acid and a metal oxide?

    <p>A salt and water</p> Signup and view all the answers

    What is the product of the reaction between an acid and a metal carbonate?

    <p>A salt, carbon dioxide, and water</p> Signup and view all the answers

    What is the reaction between hydrochloric acid and ammonia?

    <p>Formation of ammonium chloride</p> Signup and view all the answers

    What is formed when hydrogen bromide reacts with potassium hydroxide?

    <p>H2O (l) + KBr (aq)</p> Signup and view all the answers

    What is the general equation for the reaction between an acid and a metal carbonate?

    <p>2H+ (aq) + MCO3 (aq) → H2O (l) + CO2 (g) + M2+ (aq)</p> Signup and view all the answers

    What is formed when an acid reacts with a metal oxide?

    <p>A salt and water</p> Signup and view all the answers

    What is the product of the reaction between hydrochloric acid and sodium hydroxide?

    <p>H2O (l) + NaCl (aq)</p> Signup and view all the answers

    What is formed when an acid reacts with a metal hydroxide?

    <p>A salt and water</p> Signup and view all the answers

    What is the product of the reaction between hydrochloric acid and ammonia?

    <p>NH4Cl (aq) + H2O (l)</p> Signup and view all the answers

    What is the common characteristic of hydrogen chloride, sulfuric acid, and acetic acid?

    <p>They are all acids</p> Signup and view all the answers

    Which of the following definitions is associated with the Bronsted-Lowry definition?

    <p>Acids are proton donors</p> Signup and view all the answers

    What is the result of the reaction between sulfuric acid and hydroxide ions?

    <p>The formation of a sulfate ion and water</p> Signup and view all the answers

    What is the term for the ability of a substance to act as both an acid and a base?

    <p>Amphiprotic</p> Signup and view all the answers

    Which of the following substances is an example of a polyprotic acid?

    <p>Sulfuric acid</p> Signup and view all the answers

    What is the term for a substance that can donate or accept protons?

    <p>Amphoteric</p> Signup and view all the answers

    What is the result of the reaction between sulfuric acid and hydroxide ions in two successive steps?

    <p>The formation of a hydrogen sulfate ion and water, followed by the formation of a sulfate ion and water</p> Signup and view all the answers

    Which of the following is an example of a conjugate acid-base pair?

    <p>Hydrogen sulfate ion and sulfate ion</p> Signup and view all the answers

    Which of the following substances can act as both a proton donor and a proton acceptor?

    <p>Water (H2O)</p> Signup and view all the answers

    What is the correct sequence of events when sulfuric acid (H2SO4) reacts with hydroxide ions?

    <p>H2SO4 donates one proton, then donates another proton</p> Signup and view all the answers

    According to the Bronsted-Lowry definition, what is the role of an acid in a reaction?

    <p>To donate a proton</p> Signup and view all the answers

    What is the term for the pair of species that can transform into each other by gain or loss of a proton?

    <p>Conjugate acid-base pair</p> Signup and view all the answers

    Which of the following is NOT an example of an acid?

    <p>Sodium hydroxide (NaOH)</p> Signup and view all the answers

    What is the characteristic of a polyprotic acid?

    <p>It can donate more than one proton</p> Signup and view all the answers

    What is the term for the ability of a substance to act as both an acid and a base?

    <p>Amphoteric</p> Signup and view all the answers

    Which of the following is an example of a substance that can act as both an acid and a base, depending on the reaction?

    <p>Water (H2O)</p> Signup and view all the answers

    What is the general equation for the reaction between an acid and a metal oxide?

    <p>2yH+(aq) + MxAy(aq) → yH2O(l) + xMn+(aq)</p> Signup and view all the answers

    When hydrochloric acid reacts with ammonia, what is the conjugate acid-base pair?

    <p>NH4+ and Cl-</p> Signup and view all the answers

    What is the number of moles of water formed in the reaction between an acid and a metal carbonate?

    <p>2 moles</p> Signup and view all the answers

    When hydrogen bromide reacts with potassium hydroxide, what is the type of reaction that occurs?

    <p>Neutralisation reaction</p> Signup and view all the answers

    What is the general equation for the reaction between an acid and a metal hydroxide?

    <p>nH+(aq) + M(OH)n(aq) → nH2O(l) + Mn+(aq)</p> Signup and view all the answers

    When an acid reacts with a metal oxide, what is the type of compound formed?

    <p>Salt and water</p> Signup and view all the answers

    More Like This

    Use Quizgecko on...
    Browser
    Open
    Browser
    Browser