EASY
12th ICSE
IMPORTANT
Earn 100

Which type of 'defect' has the presence of cations in the interstitial sites?

50% studentsanswered this correctly

Important Questions on Solid State

EASY
12th ICSE
IMPORTANT

Iron exhibits bcc structure at room temperature. Above 900 °C, it transforms to fcc structure. The ratio of density of iron at room temperature to that at 900 °C (assuming molar mass and atomic radii of iron remains constant with temperature) is

EASY
12th ICSE
IMPORTANT
Amorphous solids are isotropic in nature.
EASY
12th ICSE
IMPORTANT
A primitive unit cell contains constituent particles only at corners.
EASY
12th ICSE
IMPORTANT
Cubic systems possess only primitive unit cell.
EASY
12th ICSE
IMPORTANT
A particle present at the body centre is not shared by any other unit cell.
EASY
12th ICSE
IMPORTANT
The unit cell of a face-centred cubic system contains 2 atoms.
EASY
12th ICSE
IMPORTANT
The percentage of the occupied space in a face-centred unit cell is 74 %.
EASY
12th ICSE
IMPORTANT
In hcp, the arrangement is of the type ABCABC....