Q.
For the element (X), student (A) measured its radius as 102nm, student (B) as 103nm and (C) as 100nm using same apparatus. Their teacher explained that measurements were correct by saying that recorded values by (A),(B) and (C) are
500
169
Classification of Elements and Periodicity in Properties
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Solution:
Correct answer is (a) Crystal,
van der
Waals
and
covalent
radii