( Best 50+ ) Crystallography MCQ

by Mr. DJ

Crystallography MCQ

Crystallography Definition 

Crystallography is the experimental science of determining the arrangement of atoms in crystalline solids. The word “crystallography” is derived from the Greek words crystallon “cold drop, frozen drop”, with its meaning extending to all solids with some degree of transparency, and graphein “to write”.

Crystallography MCQ

Crystallography MCQ

11. A family of directions is represented by
(a) (hkl)
(b) <uvw>
(c) {hkl}
(d) [uvw]

12. Miller indices for Octahedral plane in cubic crystal
(a) (100)
(b) (110)
(c) (111)
(d) None

13. The plane (1⎯11) is parallel to
(a) (⎯11⎯1)
(b) (⎯1⎯11)
(c) (111)
(d) (1⎯11)

14. The angle between [111] and [11⎯2] directions in a cubic crystal is (in degrees)
(a) 0
(b) 45
(c) 90
(d) 180

15. Miller indices of the line of intersection of (⎯1⎯11) and (110) are
(a) [110]
(b) [101]
(c) [10⎯1]
(d) [⎯110]

16. Repeatable unit of polymers
(a) isomer
(b) copolymer
(c) homopolymer
(d) mer

17. Pick the thermo-plast from the following
(a) Vinyls
(b) Epoxies
(c) Resins
(d) Vulcanized rubber

18. For c coordination number of four, anion sits at the center of ……..where corners are occupied by cations
(a) Cube
(b) Tetrahedron
(c) Triangle
(d) Octahedron

19. Layered silicate structures in clays consists the following group
(a) SiO4
(b) Si2O5
(c) Si2O7
(d) SiO4

20. Schottky-defect in ceramic material is
(a) Interstitial impurity
(b) Vacancy- interstitial pair of cations
(c) Pair of nearby cation and anion vacancies
(d) Substitutional impurity

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