A Quiz On Polyatomic Ions

8 Questions | Total Attempts: 291

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A Quiz On Polyatomic Ions

Polyatomic ions are basic building blocks of ionic compounds. They consist of names, charges and formulas. Hence mastering them is a skill. Have you adopted it? Lets see.


Questions and Answers
  • 1. 
    CrO42-  is the name of which chemical?
    • A. 

      Carbonate

    • B. 

      Chromate

    • C. 

      Phosphate

  • 2. 
    Which polyatomic ion is OH-
    • A. 

      Helium

    • B. 

      Hydroxide

    • C. 

      Water

  • 3. 
    What does SO32- represent?
    • A. 

      Sulphide

    • B. 

      Sulphate

    • C. 

      Sulphite

  • 4. 
    What is the formula for Iron (III) Phosphate?
    • A. 

      FePO4

    • B. 

      Fe(III)PO4

    • C. 

      Fe(II)PO4(III)

  • 5. 
    What is CO32- called?
    • A. 

      Chromate

    • B. 

      Carbonate

    • C. 

      Chloride

  • 6. 
    The name of polyatomic ions that ends in 'ate' are:
    • A. 

      PO3–3 and NO3–

    • B. 

      SO3–2 and NO2–

    • C. 

      SO3-2 and PO4–3

  • 7. 
    Which of the following represents correct name of a polyatomic ion, CN?
    • A. 

      cyanate

    • B. 

      Cyanite

    • C. 

      Cyanide

  • 8. 
    What is NO2− 
    • A. 

      Nitrite

    • B. 

      Nitrate

    • C. 

      Nitride