Chemistry 107 : Inorganic Chemistry Questions! Trivia Quiz

45 Questions | Total Attempts: 465

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Inorganic Chemistry Quizzes & Trivia

What we have here is a chemistry 107 trivia quiz made up of inorganic chemistry questions! The study of compounds which do not contain carbon compounds is called inorganic chemistry and it mainly deals with the study of synthesis and behavior of inorganic and organometallic compounds. By taking this quiz you will get to refresh your memory on this class. Check it out and keep an eye out for more quizzes just like it!


Questions and Answers
  • 1. 
    A 56.0 g liquid sample has a density of 0.880 g/mL the volume of this sample in mL is ? (use sig.fig)
    • A. 

      63.6

    • B. 

      85.4

    • C. 

      75

    • D. 

      68

  • 2. 
    Density is an extensive property.
    • A. 

      True

    • B. 

      False

  • 3. 
    Give the answer the proper number of significant figures: (3.50+0.10)(3.05-0.10)?
    • A. 

      0.65

    • B. 

      10.6

    • C. 

      6.55

    • D. 

      1.22

  • 4. 
    A mixture containing only NH4Cl and SiO2 has a mass of 4.35g, it was heated until vapors were evolved and re-weight to be 2.31g, the mass% of NH4Cl in this mixture is :
    • A. 

      33.0

    • B. 

      67.0

    • C. 

      46.9

    • D. 

      53.1

  • 5. 
    NaCl is separated by filtration.
    • A. 

      True

    • B. 

      False

  • 6. 
    The End point is the point at which the indicator changes its color.
    • A. 

      True

    • B. 

      False

  • 7. 
    KHP is used as primary standard base.
    • A. 

      False

    • B. 

      True

  • 8. 
    A 0.57 g sample of an unknown diprotic acid (H2A) requires 8 ml of 0.2 M NaOH to reach the endpoint, the molar mass of this acid?
    • A. 

      405

    • B. 

      709

    • C. 

      437

    • D. 

      500

  • 9. 
    The pH of a 0.1 M NaF solution is 8.1, calculate the hydrolysis constant ?
    • A. 

      8.9

    • B. 

      3.2*10-11

    • C. 

      1.7*10-11

    • D. 

      1.77

  • 10. 
    Determine the pH for HCN if Ka = 4.9 * 10-10 and [HCN]=0.2M ? HCN + H2O⇔CN- + H3O+
    • A. 

      PH=5

    • B. 

      PH=7

    • C. 

      PH=6

    • D. 

      None

  • 11. 
    Washing of Ba3(PO4)2(s) with acid will decrease the actual yield of precipitate.
    • A. 

      False

    • B. 

      True

  • 12. 
    4.40grams of Ca3(PO4)2 (MM=310) was reacted with excess HCl according to: Ca3(PO4)2 + 4HCl-----> Ca(H2PO4)2 + 2CaCl2 If 2.49gram of Ca(H2PO4)2 (MM= 234) was produced, then the percent yield is ?
    • A. 

      85

    • B. 

      75

    • C. 

      55

    • D. 

      65

  • 13. 
    Ag+ and Hg2 +2 can be separated by adding first HCl then washing with NH3
    • A. 

      True

    • B. 

      False

  • 14. 
    Pb+2 and Hg2+2 can be separated by adding first HCl then washing with NH4Cl
    • A. 

      True

    • B. 

      False

  • 15. 
    There is no relationship between order at reaction and coefficient in chemical reaction ?
    • A. 

      True

    • B. 

      False

  • 16. 
    Sublimation is
    • A. 

      Convent solid into gas

    • B. 

      Convent solid into liquid

    • C. 

      Convent solid into vapor directly

    • D. 

      None of the above

  • 17. 
    In the rate at reaction at H2O with dark blue complex color, was appeared when?
    • A. 

      Buffer solution was consumed completely

    • B. 

      Na2S2O3 was consumed completely

    • C. 

      H2O2 was consumed completely

    • D. 

      KI was consumed completely

  • 18. 
    How many grams at cu ( mm=63 g/mol ) could be produced through the reaction at 26ml at 0.62M CuSO4? solution with excess at Zn?
    • A. 

      1.01556 g

    • B. 

      1.4 g

    • C. 

      2g

    • D. 

      3g

  • 19. 
    ?What is the color at Cu is this reaction Zn + CuSO4 à ZnSO4 + Cu
    • A. 

      Brown

    • B. 

      Yallow

    • C. 

      Brownish yallow

    • D. 

      Gray

  • 20. 
    0.45g of Cu was produced through the reaction at 18 ml at CuSO4  solution with excess at Zn. Calculate the Molarity at CuSO4 solution (mm=159 g/mol)
    • A. 

      0.15

    • B. 

      1.5

    • C. 

      0.17

    • D. 

      0.33

  • 21. 
    The rate at reaction increase with increasing....
    • A. 

      Initial concentration

    • B. 

      Temperature

    • C. 

      Addition catalyst

    • D. 

      All of above

  • 22. 
    Distillation depends on.............
    • A. 

      Boiling point

    • B. 

      Frezzing point

    • C. 

      1+2

    • D. 

      None

  • 23. 
    ?Which at the following glass was could be used for filtration 
    • A. 

      Evaporating dish

    • B. 

      Test tube

    • C. 

      Bunchaner funnel

    • D. 

      Graduated cylinder

  • 24. 
    Centrifugation is depended on density.
    • A. 

      True

    • B. 

      False

  • 25. 
    You can determine the order at reaction only by experimentally?
    • A. 

      True

    • B. 

      False

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