Quiz Chapter 2 - Chemistry103 ( Pharmacgy )

10 Questions | Total Attempts: 196

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Quiz Chapter 2 - Chemistry103 ( Pharmacgy ) - Quiz

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Questions and Answers
  • 1. 
    The group 2A called ? 
    • A. 

      Alkali metal

    • B. 

      Noble gases

    • C. 

      Halogens

    • D. 

      Alkali Earth metal 

  • 2. 
    Which of the following elements consider metal ?
    • A. 

      Na

    • B. 

      C

    • C. 

      N

    • D. 

      He

  • 3. 
    The charge of elements in group 8A is : 
    • A. 

      +1

    • B. 

      -1

    • C. 

      -3

    • D. 

      Zero

  • 4. 
    Which of the following compounds consider ionic ? 
    • A. 

      MgS

    • B. 

      H2O

    • C. 

      CH4

    • D. 

      N2O3

  • 5. 
    The correct empirical formula produces from Li and N :
    • A. 

      LiN

    • B. 

      Li2N3

    • C. 

      Li3N

    • D. 

      Li3N2

  • 6. 
    Which of the following elements consider non-metal ?
    • A. 

      Na

    • B. 

      Cl

    • C. 

      K

    • D. 

      Al

  • 7. 
    Salt X3P, the X ion in this salt has 10 electrons , the metal X is : 
    • A. 

      Ca

    • B. 

      Na

    • C. 

      Mg

    • D. 

      Al

  • 8. 
    The ionic compound from Al and N , Li and S respectively ? 
    • A. 

      AlN , LiS2

    • B. 

      Al2N , Li2S

    • C. 

      AlN , Li2S

    • D. 

      AlN2 , LiS

  • 9. 
    When a metal and non-metal react , the ______ tends to lose electrons and the ______ tends to gain electrins .
    • A. 

      Metal , metal 

    • B. 

      Non-metal , non-metal 

    • C. 

      Metal , non-metal 

    • D. 

      Non-metal , metal 

  • 10. 
    Which pair of elements would you expect to exhibit the greatest similarity in their chemical and physical properties ? 
    • A. 

       C , N 

    • B. 

      O , S

    • C. 

      K , Ca 

    • D. 

      H , He 

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