The shortest distance between Ist and Vth layer of HCP arran... | CHEMISTRY - CLOSE-PACKED STRUCTURES | SolveeIt | Solveeit

Today, August 18

Question

The shortest distance between Ist and Vth layer of HCP arrangement is :

A

8 $\sqrt{\frac{2}{3}}$ r

B

4 $\sqrt{\frac{3}{2}}$ r

C

16 $\sqrt{\frac{2}{3}}$ r

D

8 $\sqrt{\frac{3}{2}}$ r

Answer

8 $\sqrt{\frac{2}{3}}$ r

Explanation

Solution

The shortest distance between Ist and Vth layer of HCP arrangement is = 2C = 2 × 4 $\sqrt{\frac{2}{3}}$ r = 8 $\sqrt{\frac{2}{3}}$ r.