Download the app

Questions  

The CORRECT statement(s) for cubic close packed (ccp) three dimensional structure is (are)

Remember concepts with our Masterclasses.

80k Users
60 mins Expert Faculty Ask Questions
a
The number of the nearest neighbours of an atom present in the topmost layers is 12
b
The efficiency of atom packing is 74%
c
The number of octahedral and tetrahedral voids per atom are 1 and 2, respectively
d
The unit cell edge length is 22  times the radius of the atom

Ready to Test Your Skills?

Check Your Performance Today with our Free Mock Tests used by Toppers!

detailed solution

Correct option is B

Packing fraction =Vol.ofatomVol.of  unit  cell×100                            =4×43πr3a3×100                            =4×43πr322r3×100                            =74%Total no.of octahedral and tetrahedral voids 4 and 8 respectively.

Talk to our academic expert!

+91

Are you a Sri Chaitanya student?

ctaimg

Create Your Own Test
Your Topic, Your Difficulty, Your Pace


Similar Questions

Caesium atoms are the largest naturally occurring atoms. The radius of Cs atom is 2.6 Ao. The number of moles of Cs atoms to be laid side by side to give a row of Cs atoms 2.50 cm x × 10-17 . Find the value of x.


whats app icon
phone icon