Q.

If 'a' is the edge length of a unit cell, then correct option(s) is/are:

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By Expert Faculty of Sri Chaitanya

for simple cubic lattice, radius of metal atom =a2

for b. c. c. lattice, radius of metal atom =3a2

for f. c. c. lattice, radius of metal atom =a22

options (2) and (3) are incorrect

answer is 1,3.

(Detailed Solution Below)

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Detailed Solution

4 r=2 a w r t face diagonal2 r =a w r t edge length

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