Chemistry Quiz: Stoichiometry MCQs

10 Questions | Total Attempts: 12

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Chemistry Quiz: Stoichiometry MCQs

Stoichiometry in chemistry is the quantitative relationship between reactants and various products in a chemical reaction. And here is a quiz with ten multiple choice questions to test your knowledge of the topic. So, without further ado, let's get started.


Questions and Answers
  • 1. 
    Which of the following compound is more soluble in non polar solvent?
    • A. 

      Graphite

    • B. 

      Glucose

    • C. 

      Sulphur

    • D. 

      Lithium fluoride

  • 2. 
    Which of the following compound in solution form is best for titrant and its own indicator in redox titration ?
    • A. 

      I2

    • B. 

      NaOCl

    • C. 

      K2Cr2O7

    • D. 

      KMnO4

  • 3. 
    The equilibrium constant for reaction of Fe2+ and SCN-1 as given below can be determined by 
    • A. 

      Chromatography

    • B. 

      Spectroscopy

    • C. 

      Conductance

    • D. 

      Ion exchange

  • 4. 
    On reaction with dil HCl, which of the following compound produce a gas at 25oC that is more denser than air ?
    • A. 

      PbNO3

    • B. 

      Zn

    • C. 

      NaHCO3

    • D. 

      NaBr

  • 5. 
    A 20.00 mL of a Ba(OH)2 solution is treated with 0.245 M HCl. If 27.15 mL of HCl is completely used for this reaction, what is the molarity of the Ba(OH)2 solution??
    • A. 

      0.166 M

    • B. 

      0.180

    • C. 

      0.333

    • D. 

      0.666d

  • 6. 
    Ionic hydride reacts with water  to give 
    • A. 

      Basic solution and oxygen gas

    • B. 

      Acidic solution and hydrogen gas

    • C. 

      Acidic solution and oxygen gas

    • D. 

      Basic solution and hydrogen gas

    • E. 

      None of the above

  • 7. 
    The number of moles of Na+ ions present in 20 ml of 0.40 M Na3PO4, are:
    • A. 

      0.20

    • B. 

      0.024

    • C. 

      0.0080

    • D. 

      0.050

  • 8. 
    The percentage of oxygen (by mass) in Al2SO4.18H2O
    • A. 

      28.8

    • B. 

      26.6

    • C. 

      48.2

    • D. 

      72.0

  • 9. 
    When the equation give below is balanced with whole number coefficients, the coefficient for H+(aq) is __Mn2+(aq)  + __ BiO3 (aq) + __H +(aq) → __Bi3+(aq) + __MnO4 (aq) + __H2O(l)
    • A. 

      4

    • B. 

      6

    • C. 

      8

    • D. 

      14

  • 10. 
    The number of O2 molecules in the 2.5 g of O2 inhaled by the average person in one minute are?
    • A. 

      1.8 × 1022

    • B. 

      3.6 × 1022

    • C. 

      4.7 × 1022

    • D. 

      5.4 × 1022

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