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Which one of the elements has the highest ionisation energy?
Options
(a) [Ne] 3s²3p¹
(b) [Ne] 3s²,3p²
(c) [Ne] 3s²,3p³
(d) [Ar] 3d¹°4s²4p²
Correct Answer:
[Ne] 3s²,3p³
Explanation:
Exactly half-filled orbitals have extra stability.
Related Questions: - On treating a mixture of two alkyl halides with sodium metal in dry ether,
- Schiff’s reagent is
- If the enthalpy change for the transition of liquid water to steam
- Reaction of HBr with propene in the presence of peroxide gives
- The structure of XeOF₄ is
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
- On treating a mixture of two alkyl halides with sodium metal in dry ether,
- Schiff’s reagent is
- If the enthalpy change for the transition of liquid water to steam
- Reaction of HBr with propene in the presence of peroxide gives
- The structure of XeOF₄ is
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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