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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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- What is the number of mols of hydrogen atoms in 3.2g of methane
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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
- Carbogen is
- What is the number of mols of hydrogen atoms in 3.2g of methane
- Enthalpy of CH₄ + ¹/² O₂ → CH₃OH is negative. If enthalpy of combustion of CH₄
- The correct order of electron affinity is
- Ethyl iodide when heated with sodium in dry ether gives pure
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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