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Question
Chemistry
Total number of rare earth elements is
Q. Total number of rare earth elements is
2628
193
BHU
BHU 2008
Classification of Elements and Periodicity in Properties
Report Error
A
8
18%
B
32
18%
C
14
62%
D
10
3%
Solution:
Lanthanides ( total 14) are called rare earth elements. Hence, total number of rare earth elements is 14 .