Question
Element with electronic configuration 1 s^2 2 s^2 2 p^6 3 s^2 3 p^6 3 d^ 10 4 s^2 4 p^6 4 d^ 10 5 s^2 5 p^3 belongs to the following group of the periodic table
BITSAT
Chemistry
Classification of Elements and Periodicity in Properties
2023
BITSAT 2023 (Memory Based Paper 1)
BITSAT Chemistry Question (2023) — Solution
Options
- A. 5th
- B. 15th
- C. 3 rd
- D. 17th
Answer
B. 15th
Step-by-step solution
Its valence shell has 5 electrons (n s^2, n p^3 ) It belongs to 15 th group of the periodic table.
Related: Chemistry — Classification of Elements and Periodicity in Properties · All PYQ Banks