Question
Question: If the distance between Na<sup>+</sup> and Cl<sup>–1</sup> ions in NaCl crystal is 265 pm, then edge...
If the distance between Na+ and Cl–1 ions in NaCl crystal is 265 pm, then edge length of the unit cell will be ?
A
265 pm
B
530 pm
C
795 pm
D
132.5 pm
Answer
530 pm
Explanation
Solution
Edge length
= 2 × distance between Na+ & Cl–
= 2 × 265 = 530 pm