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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: - The number of d-electrons in Fe²⁺(Z=26) is not equal to the number of electrons
- The two ice cubes kept pressed against each other, stick to each other due to
- The coordination number of Na⁺ in NaCl is
- The hybridization involved in complex [Ni(CN)₄]²⁻ is (At.No.Ni = 28)
- Correct order of first IP among following elements Be, B, C, N, O 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
- The number of d-electrons in Fe²⁺(Z=26) is not equal to the number of electrons
- The two ice cubes kept pressed against each other, stick to each other due to
- The coordination number of Na⁺ in NaCl is
- The hybridization involved in complex [Ni(CN)₄]²⁻ is (At.No.Ni = 28)
- Correct order of first IP among following elements Be, B, C, N, O 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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