Question
Question: The total number of rare-earth elements is :...
The total number of rare-earth elements is :
A
8
B
10
C
14
D
32
Answer
14
Explanation
Solution
Lanthanide series Ž Total elements = 14
The total number of rare-earth elements is :
8
10
14
32
14
Lanthanide series Ž Total elements = 14