A. lanthanides & actinides
B. s and p block elements
C. chalcogens and halogens
D. d and f block elements
Correct Answer: s and p block elements ✔
Last Updated: February 11, 2021
A. lanthanides & actinides
B. s and p block elements
C. chalcogens and halogens
D. d and f block elements
Correct Answer: s and p block elements ✔
Last Updated: February 11, 2021