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Calculations on pH value in chemistry

Quiz by David Okafor

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15 questions
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  • Q1
    What is the pH value of a solution with a hydrogen ion concentration of 1 x 10^-6 mol/L?
    6
    8
    12
    1
    30s
  • Q2
    What is the pH value of a solution with a hydrogen ion concentration of 1 x 10^-3 mol/L?
    10
    8
    5
    3
    30s
  • Q3
    What is the pH value of a solution with a hydrogen ion concentration of 1 x 10^-10 mol/L?
    10
    5
    3
    7
    30s
  • Q4
    What is the pH of a solution with a pOH of 2?
    8
    2
    4
    12
    30s
  • Q5
    What is the pH value of a solution with a hydrogen ion concentration of 0.001 M?
    7
    5
    9
    3
    30s
  • Q6
    What is the pH value of a neutral solution?
    10
    5
    7
    8
    30s
  • Q7
    What is the pH value of a basic solution?
    equal to 7
    less than 7
    greater than 7
    cannot be determined
    30s
  • Q8
    What is the pH value of a solution whose pOH is 3?
    7
    3
    14
    11
    30s
  • Q9
    What is the pH value of a solution with a hydrogen ion concentration of 1 x 10^-12 mol/L?
    12
    6
    10
    2
    30s
  • Q10

    What is the chemical industry primarily involved in?

     Manufacturing and selling clothing

    Designing and building automobiles

    Producing and processing chemical substances

    Extracting and refining fossil fuels

    30s
  • Q11

    Which of the following best describes the chemical industry?a)b) c) d) 

    A discipline involved in the study of human behavior

     A sector that specializes in software development

    An industry dedicated to the manufacturing of chemicals and chemical products

    A field focused on agricultural production

    30s
  • Q12

    What is the main objective of the chemical industry?a) b) c) d) 

    Developing new medical treatments

    Promoting environmental conservation

    Creating sustainable energy solutions

    Producing chemicals for industrial and consumer use

    30s
  • Q13

    Define salts

    Users enter free text
    Type an Answer
    30s
  • Q14

    Which of the following best defines a salt?

    A sweet-tasting compound used in baking

    A type of mineral commonly found in the Earth's crust

    An ionic compound formed from the reaction between an acid and a base

    A combustible substance used as fuel in chemical reactions

    30s
  • Q15

    List the types of salts you know?

    Users enter free text
    Type an Answer
    30s

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