| ⇦ | 
| ⇨ |
Which of the following is the smallest in size?
Options
(a) Na⁺
(b) F⁻
(c) O²⁻
(d) N³⁻
Correct Answer:
Na⁺
Explanation:
Na⁺ < F⁻ < O²⁻ < N³⁻. All are isoelectronic, effective nuclear charge is highest for Na⁺, so it has smallest size.
Related Questions: - Which one of the following is a false statement
- In an isobaric process,when temperature changes from T₁ to T₂, ΔS is equal to
- Water is a
- If 200 mL of gas at 27°C is cooled to 7°C at constant pressure, its final volume will be
- The sulpha drugs are used for
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
- Which one of the following is a false statement
- In an isobaric process,when temperature changes from T₁ to T₂, ΔS is equal to
- Water is a
- If 200 mL of gas at 27°C is cooled to 7°C at constant pressure, its final volume will be
- The sulpha drugs are used for
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