If the distance between Na+ and Cl– ions in sodium chloride crystal is X pm the length of the edge of the unit cell is _______. (Karnataka CF.T 2004)
A. 4X pm
B. X/4 pm
C. X/2 pm
D. 2 x pm
Answer:D
If the distance between Na+ and Cl– ions in sodium chloride crystal is X pm the length of the edge of the unit cell is _______. (Karnataka CF.T 2004)
A. 4X pm B. X/4 pm C. X/2 pm D. 2 x pm