Chemistry-Periodic Table
NEET Chemistry Periodic Table MCQ Question
Type: MCQ-numerical-Hard-Class 11
How many elements are present in the 6th period of the Modern Periodic Table and what is the primary reason for this count?
A
32 elements; due to the inclusion of f-block elements
B
18 elements; because the 6th period lacks f-block elements
C
32 elements; because of the presence of more d-block elements
D
18 elements; due to the presence of fewer p-block elements
Correct Answer
Option A
Detailed Explanation
The 6th period of the Periodic Table contains 32 elements, which includes the f-block (lanthanoid series) elements. This is consistent with the explanation of the 5th period's structure, which is extended in the 6th period.
Found an issue with this question?