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The order of filling of electrons inthe orbitals of an atom will be
Options
(a) 3d, 4s, 4p, 4d, 5s
(b) 4s, 3d, 4p, 5s, 4d
(c) 5s, 4p, 3d, 4d, 5s
(d) 3d, 4p, 4s, 4d, 5s
Correct Answer:
4s, 3d, 4p, 5s, 4d
Explanation:
The sub-shell with lowest value of (n + l) is filled up first. When two or more sub-shells have same (n + l) value the subshell with lowest value of ‘n’ is filled up first therefore the correct order is orbital 4s3d4p5s4d
Related Questions: - The volume of water to be added to 100 cm³ of 0.5 N H₂SO₄ to get decinormal
- Which one of the following does not involve coagulation
- The number of acidic protons in H₃PO₃ are
- Violet coloured complex obtained in the detection of Sulphur is
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Question Type: Memory
(964)
Difficulty Level: Easy
(1008)
Topics: Structure of Atom
(90)
Subject: Chemistry
(2512)
Important MCQs Based on Medical Entrance Examinations To Improve Your NEET Score
- The volume of water to be added to 100 cm³ of 0.5 N H₂SO₄ to get decinormal
- Which one of the following does not involve coagulation
- The number of acidic protons in H₃PO₃ are
- Violet coloured complex obtained in the detection of Sulphur is
- Which of the following paramagnetic
Question Type: Memory (964)
Difficulty Level: Easy (1008)
Topics: Structure of Atom (90)
Subject: Chemistry (2512)
Important MCQs Based on Medical Entrance Examinations To Improve Your NEET Score
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