Periodic Table Icse X

30 Questions | Total Attempts: 46

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Periodic Table Quizzes & Trivia

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Questions and Answers
  • 1. 
    What happens to the electropositive character of elements on moving from left to right in a periodic table?
    • A. 

      Increase

    • B. 

      Decreases

    • C. 

      First increases than decreases

    • D. 

      First decreases than increases

  • 2. 
    The electronic configuration of an element M is 2, 8, 4. In modern periodic table, the element M is placed in
    • A. 

      14th group  

    • B. 

       4th group  

    • C. 

      2nd group  

    • D. 

      18th group

  • 3. 
    Which of the following is the correct order of the atomic radii of the elements oxygen, fluorine and nitrogen?
    • A. 

      O < N < F  

    • B. 

      N < F < O  

    • C. 

      O < F < N  

    • D. 

      F < O < N

  • 4. 
    Which of the following is the most reactive element of the group 17?
    • A. 

      Oxygen 

    • B. 

      Sodium 

    • C. 

      Flourine 

    • D. 

      Magnesium

  • 5. 
    Element X forms a chloride with the formula XCl2, which is a solid with a high melting point. X would most likely be in the same group of the Periodic Table as
    • A. 

      Na

    • B. 

      Mg

    • C. 

      Al

    • D. 

      Si

  • 6. 
    Which of the following is the atomic number of an element that forms basic oxide?
    • A. 

      18

    • B. 

      17

    • C. 

      19

    • D. 

      15

  • 7. 
    The elements A, B and C belong to group 2, 14 and 16 respectively, of the periodic table. Which of the two elements will form covalent bonds?
    • A. 

      A & B

    • B. 

      B & C

    • C. 

      C & A

    • D. 

      Non of the above

  • 8. 
    Which of the following does not decrease while moving down the group of the periodic table?
    • A. 

      Atomic radii

    • B. 

      Metallic character

    • C. 

      Number of shells in the atom

    • D. 

      Valance electrons

  • 9. 
    Which of the following always increases on going from top to bottom in a group?
    • A. 

      Metallic Character

    • B. 

      Electronegativity

    • C. 

      Oxidizing power

    • D. 

      Tendency to get reduced 

  • 10. 
    Which statement is incorrect?
    • A. 

      All the metals are good conductor of electricity.

    • B. 

      All the metals are good conductor of heat

    • C. 

      All the metals form positive ions

    • D. 

      All the metals form acidic oxides

  • 11. 
    Periodic table provides a basic framework to study elements with respect to their
    • A. 

      Physical properties

    • B. 

      Chemical properties

    • C. 

      Properties of there compound

    • D. 

      All of the above 

  • 12. 
    Non-metals usually form ______________ oxides
    • A. 

      Acidic Oxide

    • B. 

      Amphoteric oxide

    • C. 

      Neutral oxide

    • D. 

      Basic Oxide

  • 13. 
    Many properties of an element and its compounds can be predicted from the position of the element in the periodic table. What property could not be predicted in this way?
    • A. 

      The nature of its oxides

    • B. 

      The charge on its ions

    • C. 

      The formula of its oxide

    • D. 

      Its number of isotopes

  • 14. 
    Which order of ionization energy is correct
    • A. 

      Mg<Al

    • B. 

      Si>P

    • C. 

      Mg>Al

    • D. 

      Both b and c

  • 15. 
    Ionization energy depends upon
    • A. 

      Nuclear charge

    • B. 

      Atomic Size

    • C. 

      Shielding effect

    • D. 

      I.E depends upon all mentioned option  and nature of orbital

  • 16. 
    Fluorine has electron affinity less than that of
    • A. 

      Sodium

    • B. 

      Potassium

    • C. 

      Chlorine 

    • D. 

      Hydrogen

  • 17. 
    An element X from group 2 of the Periodic Table reacts with Y from group 17 to form a compound. Give the formula of the compound.
    • A. 

      XY

    • B. 

      XY2

    • C. 

      X2Y  

    • D. 

      (XY)2

  • 18. 
    Why do elements within a group have similar chemical properties?
    • A. 

      The atoms have the same number of occupied electron shells.

    • B. 

      They have a similar configuration of outer-shell electrons.

    • C. 

      Each element in the group has one more proton than the previous element.

    • D. 

      The atoms have a similar radius.

  • 19. 
    Which statement is correct for the element in period 3, group 16 of the periodic table?
    • A. 

      Its is a gas at room temperature and pressure.

    • B. 

      It will not react with oxygen.

    • C. 

      It is a metal.

    • D. 

      It has six valence electrons in the third shell.

  • 20. 
    Which one do you like?
    • A. 

      No. of occupied electron shell.

    • B. 

      Ionization enenrgy 

    • C. 

      Electronegativity

    • D. 

      Atomic radius

  • 21. 
    Below is an outline of the periodic table with a number of elements represented only by the letters A to I is shown. Use these letters when answering this question.
    • A. 

      Element B

    • B. 

      Element H

    • C. 

      Element A

    • D. 

      Element I

  • 22. 
    This graph shows the trend in first ionization energy for the first 20 elements. The elements forming the peaks of this graph belong to which group?
    • A. 

      0

    • B. 

      3

    • C. 

      1

    • D. 

      7

  • 23. 
    Which of the following statements about period 3 elements is correct?
    1. Atomic radius decreases from Si to Ar.
    2. Electronegativity increases from Na to Cl.
    3. First ionization energy increases from Na to Mg.
    • A. 

      2 and 3 only

    • B. 

      1,2 and 3

    • C. 

      1 and 3 only

    • D. 

      1 and 2 only

  • 24. 
    Which property applies to potassium, but not fluorine?
    • A. 

      Strong reducing agent 

    • B. 

      Weak reducing agent 

    • C. 

      Strong oxidising agent

    • D. 

      Weak oxidising agent.

  • 25. 
    What is the relationship between first ionization energy and the reactivity of a metal?
    • A. 

      The higher the first ionization energy, the higher the reactivity of the metal.

    • B. 

      The lower the first ionization energy, the higher the reactivity of the metal.

    • C. 

      The lower the first ionization energy, the lower the reactivity of the metal.

    • D. 

      The reactivity of a metal is not related to its first ionization energy.

  • 26. 
    Which trends are true moving down group 1 of the periodic table?
    • A. 

      First ionization energy and electronegativity increase.

    • B. 

      Atomic radius and reactivity increase.

    • C. 

      Electronegativity and atomic radius increase.

    • D. 

      Reactivity and first ionization energy increase.

  • 27. 
    Which of these oxides is not acidic?
    • A. 

      Cl2O7

    • B. 

      SO3

    • C. 

      CaO

    • D. 

      SiO2

  • 28. 
    Name the neutral atom in the Periodic Table which has the same number of electrons as K+ and Cl-.
    • A. 

      Helium

    • B. 

      Neon 

    • C. 

      Argon

    • D. 

      Krypton

  • 29. 
    Which of the following set of elements is written in order of their increasing metallic character?
    • A. 

      Na Li K

    • B. 

      C Q N

    • C. 

      Mg Al Si

    • D. 

      Be Mg Ca

  • 30. 
    Which one of the following statements is not correct about the trends in the properties of the elements of a period on going from left to right?
    • A. 

      The oxides become more acidic

    • B. 

      The elements become less metallic

    • C. 

      There is an increase in the number of valence electrons

    • D. 

      The atoms lose their electrons more easily