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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: - Hydrolytic reaction of fats, with caustic soda, is known as
- The correct order in which the O–O bond length increases in the following is
- The ability of a given substance to assume two or more crystalline structure is
- Aluminium is extracted from alumina (Al₂O₃) by electrolysis of a molten mixture
- Which of the following glasses is the most heat resistant?
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
- Hydrolytic reaction of fats, with caustic soda, is known as
- The correct order in which the O–O bond length increases in the following is
- The ability of a given substance to assume two or more crystalline structure is
- Aluminium is extracted from alumina (Al₂O₃) by electrolysis of a molten mixture
- Which of the following glasses is the most heat resistant?
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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