1. Tardigrade
  2. Question
  3. Chemistry
  4. For the element (X), student (A) measured its radius as 102 nm, student (B) as 103 nm and (C) as 100 nm using same apparatus. Their teacher explained that measurements were correct by saying that recorded values by (A),(B) and (C) are

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Q. For the element $(X)$, student $(A)$ measured its radius as $102\, nm$, student $(B)$ as $103\, nm$ and $(C)$ as $100\, nm$ using same apparatus. Their teacher explained that measurements were correct by saying that recorded values by $(A),(B)$ and $(C)$ are

Classification of Elements and Periodicity in Properties

Solution:

Correct answer is (a) Crystal, van der Waals and covalent radii