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When the screening effect increases, ion...

When the screening effect increases, ionisation energy

A

Decreases

B

Increases

C

First increases and then decreases

D

Remains constant

Text Solution

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The correct Answer is:
A
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Knowledge Check

  • The screening effect of d-electrons is

    A
    equal to p - electrons
    B
    much more than p - electrons
    C
    same as f - electrons
    D
    less than p - electrons

  • When Lithium vapour is taken in a discharge tube and the potential difference between the electrodes is 5.4 ev, there is a sudden increase in the flow of current. The ionisation energy of Lithium is

    A
    54 ev
    B
    520 kJ `"mol"^(-1)`
    C
    `54 "kJ atom"^(-1)`
    D
    5.4 ev `"atom"^(-1)`

  • When Lithium vapour is taken in a discharge tube and the potential difference between the electrodes is 5.4 cv, there is a sudden increase in the flow of current. The ionisation energy of Lithium is

    A
    54 ev
    B
    520 kJ `mol^(-1)`
    C
    54 kJ `atom^(-1)`
    D
    5.4 cv `atom^(-1)`

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