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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 of the following compounds is isomeric with 2,2,4,4-tetramethylhexane
- Identify the correct order of the size of the following elements:
- Acetamide reacts with NaOBr in the alkaline medium to form
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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 of the following compounds is isomeric with 2,2,4,4-tetramethylhexane
- Identify the correct order of the size of the following elements:
- Acetamide reacts with NaOBr in the alkaline medium to form
- Coulomb is equal to ….
- The beilstein test for organic compounds is used to detect
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
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