![Element ‘A’ has electronic configuration 2, 7; ‘B’ has electronic configuration 2, 8, 5 and ‘C’ has electronic configuration 2, 8, 7](https://www.gkseries.com/blog/wp-content/uploads/2022/04/Element-‘A-has-electronic-configuration-2-7-‘B-has-electronic-configuration-2-8-5-and-‘C-has-electronic-configuration-2-8-7.png)
Q. Element ‘A’ has electronic configuration 2, 7; ‘B’ has electronic configuration 2, 8, 5 and ‘C’ has electronic configuration 2, 8, 7. Which two elements will exhibit similar chemical properties?
A. A and C
B. A and B
C. B and C
D. None of these
Answer: A and C