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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.
Related Questions: - Which of the following oxidation states are the most characteristic for lead
- In which of the following reaction standard entropy change (ΔS⁰)
- If Nₐ is Avagadro number then number of valence electrons in 4.2g of nitride
- When 22.4 litres of H₂(g) is mixed with 11.2 litres of Cl₂(g) each at S.T.P,
- How many electrons in an atom with atomic number 105 can have (n + l) = 8
Topics: S and Some P Block Elements
(157)
Subject: Chemistry
(2512)
Important MCQs Based on Medical Entrance Examinations To Improve Your NEET Score
- Which of the following oxidation states are the most characteristic for lead
- In which of the following reaction standard entropy change (ΔS⁰)
- If Nₐ is Avagadro number then number of valence electrons in 4.2g of nitride
- When 22.4 litres of H₂(g) is mixed with 11.2 litres of Cl₂(g) each at S.T.P,
- How many electrons in an atom with atomic number 105 can have (n + l) = 8
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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