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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: - In Kjeldahl’s mathod, the nitrogen present is estimated as
- Which of the following C-H bonds has lowest bond dissociation energy
- Number of moles of MnO₄⁻ required to oxidize one mole of ferrous oxalate
- Shape of Fe(CO)₅ is
- The rocket fule among the following is
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
- In Kjeldahl’s mathod, the nitrogen present is estimated as
- Which of the following C-H bonds has lowest bond dissociation energy
- Number of moles of MnO₄⁻ required to oxidize one mole of ferrous oxalate
- Shape of Fe(CO)₅ is
- The rocket fule among the following is
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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