Acids And Bases

10 Questions
Acids And Bases

In this quiz you will be asked to answer questions about acids and bases topic. All questions are multiple choice. Do not attempt the quiz more than once. . . GOOD LUCK!

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Questions and Answers
  • 1. 
    An aqueous solution of which of the following reacts with magnesium metal?
    • A. 

      Ammonia

    • B. 

      Hydrogen chloride

    • C. 

      Potassium Hydroxide

    • D. 

      Sodium Hydrogen Carbonate

  • 2. 
    Which is a buffer solution?I. 0.01 mol dm–3 HCl, 0.01 mol dm–3 NaClII. 0.01 mol dm–3 CH3COOH, 0.01 mol dm–3 CH3COONa
    • A. 

      I only

    • B. 

      II only

    • C. 

      Both I and II

    • D. 

      Neither I nor II

  • 3. 
    Which one of the following species can act as both a Brønsted-Lowry acid and base in aqueous solution?
    • A. 

      CH3COOH

    • B. 

      NO3–

    • C. 

      H2PO4–

    • D. 

      OH–

  • 4. 
    • A. 

      I only

    • B. 

      III only

    • C. 

      I and II only

    • D. 

      II and III only

  • 5. 
    Which of the following is/are formed when a metal oxide reacts with a dilute acid?I. A metal saltII. WaterIII. Hydrogen gas
    • A. 

      I only

    • B. 

      I and II only

    • C. 

      II and III only

    • D. 

      I, II and III

  • 6. 
    Four aqueous solutions, I, II, III and IV, are listed below.I. 0.100 mol dm–3 HClII. 0.010 mol dm–3 HClIII. 0.100 mol dm–3 NaOHIV. 0.010 mol dm–3 NaOH What is the correct order of increasing pH of these solutions?
    • A. 

      I, II, III, IV

    • B. 

      I, II, IV, III

    • C. 

      II, I, III, IV

    • D. 

      II, I, IV, III

  • 7. 
    When the following 1.0 mol dm–3 aqueous solutions are arranged in order of increasing pH, which is the correct order?I. Ammonium chlorideII. Ammonium ethanoateIII. Sodium ethanoate
    • A. 

      I, II, III

    • B. 

      II, I, III

    • C. 

      III, I, II

    • D. 

      III, II, I

  • 8. 
    Which substance can be dissolved in water to give a 0.1 mol dm–3 solution with a high pH and a high electrical conductivity?
    • A. 

      HCl

    • B. 

      NaCl

    • C. 

      NH3

    • D. 

      NaOH

  • 9. 
    A buffer solution can be prepared by adding which of the following to 50 cm3 of 0.10 mol dm–3 CH3COOH(aq)?I. 50 cm3 of 0.10 mol dm–3 CH3COONa(aq)II. 25 cm3 of 0.10 mol dm–3 NaOH(aq)III. 50 cm3 of 0.10 mol dm–3 NaOH(aq)
    • A. 

      I only

    • B. 

      I and II only

    • C. 

      II and III only

    • D. 

      I, II and III

  • 10. 
    The value of the ionic product constant of water, Kw, at 60°C is 5.60×10–14 mol2 dm–6.Calculate the value of the pH in water at 60°C.