Classification of Elements and Periodicity in Properties Sample Questions for Class 11
Question 1
Each column on the periodic table is called a
A. reactant.
B. period.
C. group.
D. product.
Question 2
Each row of the periodic table is called a
A. period.
B. group.
C. product.
D. reactant.
Question 3
The periodic table consists of columns arranged vertically known as .
A. periods
B. rows
C. groups
D. elements
Question 4
The periodic table consists of rows arranged horizontally known as .
A. actinides
B. families
C. elements
D. periods