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The lowest first ionization energy would...

The lowest first ionization energy would be associated with which of the following configurations.

A

`1s^2 2s^2 2p^6 3s^1`

B

`1s^2 2s^2 2p^5`

C

`1s^2 2s^2 2p^6`

D

`1s^2 2s^2 2p^6 3s^2 3p^2`

Text Solution

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The correct Answer is:
A
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AAKASH SERIES-PERIODIC PROPERTIES-LEVEL -I (EAMCET) EXERCISE -III
  1. Which of the following transition involves maximum amount of energy?

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  2. The first ionisation potential is maximum for

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  3. The lowest first ionization energy would be associated with which of t...

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  4. The maximum tendency to form unipositive ion is for the element with t...

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  5. As one moves along a given row in the periodic table, ionisation energ...

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  6. First four ionisation energy values of an element are 191, 578, 872 an...

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  7. Ionisation potential values of Li, Be and B are respectively in kJ "mo...

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  8. Screening effect is not common for the elements of the period

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  9. Electron affinity is

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  10. The property of an element that is not normals determined directly but...

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  11. Electron affinity is measured in

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  12. Which of the following is an endothermic process?

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  13. In a period from left to right, electron affinity

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  14. Configuration that shows the highest energy released when an electron ...

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  15. Electron affinity of Fluorine is less than that of Chlorine because

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  16. Among chalcogens electron affinity is highest for

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  17. The element with highest electron affinity is

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  18. Incorrect statement is

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  19. Pauling's electronegativity is based on

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  20. Pauling's electronegativity values for elements are useful in predicti...

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