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Which one of the following ions will be the smallest in size?
Options
(a) Na⁺
(b) Mg²⁺
(c) F⁻
(d) O₂⁻
Correct Answer:
Mg²⁺
Explanation:
Greater is the positive charge on atom, large is effective nuclear charge. Hence smaller is the size
Related Questions: - Variable valency in general, is exhibited by
- The hydrogen ion concentration in mol/dm, in a 0.2 M solution of a weak acid
- Which of the following statement is correct
- In the dichlorination reaction of propane, mixture of products are obtained.
- Schottky defect defines imperfection in the lattice structure of a
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
- Variable valency in general, is exhibited by
- The hydrogen ion concentration in mol/dm, in a 0.2 M solution of a weak acid
- Which of the following statement is correct
- In the dichlorination reaction of propane, mixture of products are obtained.
- Schottky defect defines imperfection in the lattice structure of a
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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