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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
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- What is kinetic energy of 1 g of O₂ at 47⁰C
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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
- The waxes are long chain compounds of fatty acids, which belong to the class of
- What is kinetic energy of 1 g of O₂ at 47⁰C
- In the periodic table going down in fluorine group
- In H₂O₂ molecules, the angle between two O-H planes is
- If Nₐ is Avagadro number then number of valence electrons in 4.2g of nitride
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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