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Moving from right to left in a periodic ...

Moving from right to left in a periodic table, the atomic size is :

A

increased

B

decreased

C

remains constant

D

none of these

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The correct Answer is:
A
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On going from right to left in a period in the periodic table the electronegativity of the elements:

On moving from left to right in a period in the periodic table, the size of the atom.

Fill in the blanks in the following statements: (a) The horizontal rows in a periodic table are called………………….. (b) In going across a period (right to left)( in periodic table, the atomic size of the atom………….. (c) On moving from right to left in the second period, the number of valence electrons.............. (d) On going down in a group in the periodic table, the metallic character of elements.................. (e) The tendency to gain an electron .................. on moving down in a group of the periodic table.

On moving from left to right across a period in the periodic table the metallic character

Knowledge Check

  • On going from right to left in a period in the periodic table the electronegativity of the elements:

    A
    Increases
    B
    Decreases
    C
    Remain unchanged
    D
    Decreases first then increases

  • On going from right to left in a period in the periodic table the electronegativity of the elements

    A
    Increases
    B
    Decreases
    C
    Remain unchanged
    D
    Decreases first then increases

  • On moving from left to right in a period in the periodic table, the size of the atom.

    A
    increase
    B
    decreases
    C
    does not change appreciably
    D
    first decreases and then increases
    • MOTION-PERIODIC TABLE -Exercise - 4 | Level-II
    1. Moving from right to left in a periodic table, the atomic size is :

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    2. The increasing order of electronegativity in the following elements :

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    3. One element has atomic weight 39. Its electronic configuration 1s^(2) ...

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    4. Number of paired electrons in O(2) molecule is .

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    5. The decreasing size of K^(+) , Ca^(2+) , Cl^(-) & S^(2-) follows the o...

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    6. Which of the following oxide is neutral ?

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    7. Which of the following has the maximum number of unpaired electrons ?

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    8. The following acids have been arranged in order of decreasing acid str...

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    9. The incorrect statement among the following is : (A)

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    10. Which of the following are amphoteric ?

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    11. Li^(+),Mg^(2+),K^(+),Al^(3+) (Arrange in increasing order of radii)

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    12. Anhydrous AlCl(3) is covalent . From the data given below predict whet...

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    13. Which one of the following statement (s) is (are) correct ? (A) Th...

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    14. Statement-1 : F arom has a less negative electron gain enthalpy than C...

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    15. Al(OH)(3) is amphoteric is nature. Al-O and O-H bonds can be borken ...

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    16. The correct order of radii is

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    17. The correct order of acidic strength is

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    18. The IE(1) of Be is greater than that of B. [T/F]

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    19. The set representing correct order of IP(1) is

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    20. Identify the least stable ion amongst the following:

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