A cell with one extra particle at its centre is called:
AEdge-centred
BBody-centred
CFace-centred
DEnd-centred
Answer & Solution
Correct answer: B. Body-centred
1. The extra particle sits inside the cell, not on a face.
2. It is at the middle of the whole cell.
3. So the cell is body-centred.
_Source: NCERT Class 12 Chemistry Part I, Chapter 1, The Solid State._
Related questions
Ionic solids must always maintain:Vacancy and interstitial defects are shown by solids that are:An interstitial defect changes the density of a substance by:Particles occupying an interstitial site give a defect that is:A cell with extra particles on two opposite faces is:A cell with an extra particle at the centre of every face is:Centred unit cells come in how many types?A unit cell with particles beyond the corners is called: