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Which of the following has least electro...

Which of the following has least electron affinity?

A

Oxygen

B

Argon

C

Nitrogen

D

Boron

Text Solution

Verified by Experts

The correct Answer is:
B
Noble gases have least e affinity due to their stable electronic configuration of `ns^2 np^6` .
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BRILLIANT PUBLICATION-CLASSIFICATION OF ELEMENTS AND PERIODICITY IN PROPERTIES-QUESTIONS (LEVEL-I)
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  2. The set representing the correct order of first ionization potential i...

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  3. Which of the following has least electron affinity?

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  5. The element with the electronic configurations as (Ar) 3d^(10)4s^(2)4p...

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  6. The law of triads is not applicable with

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  7. If Aufbau rule is not followed, K-19 will be placed in........... bloc...

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  8. Following triads have approximately equal size

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  9. Which pair is different from the others?

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  10. Which is/are amphoteric oxides?

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  11. Second electron affinity of an element

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  12. Ionisation energy of F^Ɵ is 320 kJ mol^(-1) . The electron gain enthal...

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  13. Which of the following element has the highest EN?

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  14. Which of the following oxides is most basic?

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  16. An element which lies in the same group of the periodic table as mercu...

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  18. Considering the elements from left to right in the third period of the...

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