JEE Main 2025 — Structure of Atom Question with Solution
JEE Main 2025 (8 Apr Shift 2)
Question
Correct statements for an element with atomic number 9 are
A. There can be 5 electrons for which and 4 electrons for which
B. There is only one electron in orbital
C. The last electron goes to orbital with and
4. The sum of angular nodes of all the atomic orbitals is 1.
Choose the correct answer from the options given below:
A. There can be 5 electrons for which and 4 electrons for which
B. There is only one electron in orbital
C. The last electron goes to orbital with and
4. The sum of angular nodes of all the atomic orbitals is 1.
Choose the correct answer from the options given below:
Choose an option
Show full solutionCorrect option: B
Correct answer
BA and C Only
Step-by-step explanation
Element with atomic number 9 is Fluorine


Practice this on the real CBT interface
Solve this JEE Main question (and the rest of the Structure of Atom chapter) on PrepSharp's TCS iON-style CBT player — with timer, bookmarks and session analytics.
Solve interactively →About this question
This is a previous-year question from JEE Main 2025, covering the Structure of Atom chapter of Chemistry. PrepSharp catalogues every PYQ from JEE Main with a verified answer key and step-by-step solution prepared by IIT alumni — so you can search by chapter, topic or year and revise efficiently.