| ⇦ | 
| ⇨ |
Which of the following has the highest electron affinity?
Options
(a) F⁻
(b) O⁻
(c) O
(d) Na
Correct Answer:
O
Explanation:
As the size of atom decreases, a larger amount of energy is released when an elctrn is added to an isolated gaseous atom. Among the given species, the size of O atom is smallest (Since, size of parent atom is smaller as compared to its anion), thus its elctrn affinity is highest.
Related Questions: - Ethyl iodide when heated with sodium in dry ether gives pure
- Which of the following compound is not coloured
- The most basic amine among the following is
- Of the following reaction, only one is a redox reaction.Identify this reaction
- Clemmensen reduction of a keton is carried out in the presence of
Question Type: Memory
(964)
Difficulty Level: Easy
(1008)
Topics: Classification of Elements and Periodicity
(94)
Subject: Chemistry
(2512)
Important MCQs Based on Medical Entrance Examinations To Improve Your NEET Score
- Ethyl iodide when heated with sodium in dry ether gives pure
- Which of the following compound is not coloured
- The most basic amine among the following is
- Of the following reaction, only one is a redox reaction.Identify this reaction
- Clemmensen reduction of a keton is carried out in the presence of
Question Type: Memory (964)
Difficulty Level: Easy (1008)
Topics: Classification of Elements and Periodicity (94)
Subject: Chemistry (2512)
Important MCQs Based on Medical Entrance Examinations To Improve Your NEET Score
18000+ students are using NEETLab to improve their score. What about you?
Solve Previous Year MCQs, Mock Tests, Topicwise Practice Tests, Identify Weak Topics, Formula Flash cards and much more is available in NEETLab Android App to improve your NEET score.
Share this page with your friends
Leave a Reply