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Which of the following corresponds to the electronic configuration 1s², 2s²,2p⁶,3s²
Options
(a) Magnesium
(b) Helium
(c) Argon
(d) Sodium
Correct Answer:
Magnesium
Explanation:
No explanation available. Be the first to write the explanation for this question by commenting below.
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Topics: S and Some P Block Elements
(157)
Subject: Chemistry
(2512)
Important MCQs Based on Medical Entrance Examinations To Improve Your NEET Score
- The rate constant of the reaction A → B is 0.6 ˣ 10⁻³ mol per second.
- In a face-centered cubic lattice, a unit cell is shared equally by how many unit
- Co(NH₃)₅ONOCl₂ and Co(NH₃)₅NO₂Cl₂ show
- Equal volumes of 0.1 M AgNO₃ and 0.2 M NaCl are mixed
- 3-Pentanol upon reaction with PBr₃ gives 2 and 3-bromopentane.Such rearrangement
Topics: S and Some P Block Elements (157)
Subject: Chemistry (2512)
Important MCQs Based on Medical Entrance Examinations To Improve Your NEET Score
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