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The number of unpaired electrons in 1s² 2s² 2p³ is
Options
(a) 3
(b) 1
(c) 5
(d) 2
Correct Answer:
3
Explanation:
1s² 2s² 2p³ ⇒ [1s² 2s² 2p¹(x) 2p¹(y) 2p¹(z)] / unpaired electrons = 3
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Topics: Structure of Atom
(90)
Subject: Chemistry
(2512)
Important MCQs Based on Medical Entrance Examinations To Improve Your NEET Score
- The momentum of a particle having a de Broglie wavelength of 10⁻¹⁷metres is
- The pH value of 0.02 M ammonia solution, which is 5% ionised, will be
- There is no S – S bond in
- Which one of the following statements about transition elements is incorrect
- The physical adsorption of gases on the solid surface is due to
Topics: Structure of Atom (90)
Subject: Chemistry (2512)
Important MCQs Based on Medical Entrance Examinations To Improve Your NEET Score
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