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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: - An acyl halide is formed when PCl₅ reacts with an
- During the electrolysis of H₂O, volume of H₂ and O₂ are released in the ratio
- Of the following, which change will shift the reaction towards the product
- If the value of Cp for nitrogen gas is 7 JK⁻¹mol⁻¹ , then the value
- Natural polymer amongst the following is
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
- An acyl halide is formed when PCl₅ reacts with an
- During the electrolysis of H₂O, volume of H₂ and O₂ are released in the ratio
- Of the following, which change will shift the reaction towards the product
- If the value of Cp for nitrogen gas is 7 JK⁻¹mol⁻¹ , then the value
- Natural polymer amongst the following is
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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