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Which electronic configuration of an element has abnormally high difference between second and third ionization energy ?
Options
(a) I s², 2s², 2p⁶, 3s¹
(b) I s², 2 s², 2 p⁶, 3s¹ 3 p¹
(c) I s², 2 s², 2 p⁶, 3s² 3 p²
(d) I s², 2s², 2p⁶, 3s²
Correct Answer:
I s², 2s², 2p⁶, 3s²
Explanation:
Abnormally high difference between 2nd and3rd ionization energy means that the elementhas two valence electrons, i.e., configuration(d)
Related Questions: - Aniline is treated with a mixture of sodium nitrite and hypophosphorus acid,
- Which one forms KHX₂ type compound
- Which is used in the preparation of azo-dyes
- The number of nodal planes in pₓ is
- Which of the following compounds will undergo racemisation when solution
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
- Aniline is treated with a mixture of sodium nitrite and hypophosphorus acid,
- Which one forms KHX₂ type compound
- Which is used in the preparation of azo-dyes
- The number of nodal planes in pₓ is
- Which of the following compounds will undergo racemisation when solution
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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