NEET 2001 Chemistry question

Not in JEE Main or NEET syllabus

In BCC, the distance between two nearest atoms will be : -

(1)
(2)Correct
(3)
(4)

Answer: (2)

Solution

In a body-centred cubic lattice the atoms touch along the body diagonal, whose length is and equals . The nearest-neighbour distance (corner atom to body-centre atom) is half the body diagonal: $d = 2r =

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Question ID VK-088779