In the distance between `Na^(+)` and `CI^(-)` ions in sodium chliride crystal is X pm , the length of the edge of the unit cell isA. 4a pmB. `(a)/(4)"pm"`C. 2a pmD. `(a)/(2)"pm"`

In the distance between `Na^(+)` and `CI^(-)` ions in sodium chliride

1.	In the distance between `Na^(+)` and `CI^(-)` ions in sodium chliride crystal is X pm , the length of the edge of the unit cell isA. 4a pmB. `(a)/(4)"pm"`C. 2a pmD. `(a)/(2)"pm"`
Answer» Correct Answer - C Length of the edge of NaCl unit cell, `=2xx` distance between `Na^(+)` and `Cl^(-)` `=2xxa=2a` pm

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In the distance between `Na^(+)` and `CI^(-)` ions in sodium chliride crystal is X pm , the length of the edge of the unit cell isA. 4a pmB. `(a)/(4)"pm"`C. 2a pmD. `(a)/(2)"pm"`

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