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Which of the following atoms should have...

Which of the following atoms should have the highest 1st electron affinity-

A

F

B

O

C

N

D

C

Text Solution

Verified by Experts

The correct Answer is:
A
Decreasing order of electron affinity: `F gt O gt N gt C`.
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CHHAYA PUBLICATION-CLASSIFICATION OF ELEMENTS & PERIODICITY IN PROPERTIES-ENTRANCE QUESTION BANK
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  7. The first ionisation potential of Na is 5.1 eV. The value of electron ...

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  8. Which of the given represents correct order of incrasing first ionisat...

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  9. Which one has the highest boiling point-

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  10. Ionic radii (Å) of N^(3-),O^(2-) and F^(-) are -

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  11. Which of the following atoms ha the highest first ionisation energy-

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  12. The group having isoelectronic species is-

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  14. What is the value of electron-gain enthalpy of Na^(+) if IE(1) of Na=5...

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  15. In which of the following arrangements, given sequence is not accordin...

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  18. Be^(2+) is isoelectronic with which of the following ions?

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