Solid State JEE Mains Questions. We covered all the Solid State JEE Mains Questions in this post for free so that you can practice well for the exam.
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Solid State JEE Mains Objective Questions for Students
Which of the following forms a molecular solid when solidified?
(A) Calcium fluoride
(B) Silicon dioxide
(C) Sodium chloride
(D) Carbon dioxide
Option d – Carbon dioxide
Solid A has a high melting point, an insulator in a solid molten state, the type of solid is
(A) Covalent
(B) Ionic
(C) Molecular
(D) Metallic
Option a – Covalent
The packing efficiency of single-layer hexagonal close packing is
(A) 68.4%
(B) 74%
(C) 50.4%
(D) 60.4%
Option b – 74%
An element having BCC geometry has an atomic mass of 50. The density of the unit cell is (edge length of the unit cell = 290 Pm.)
(A) 6.81 g/cm³
(B) 3.40 g/cm³
(C) 13.62 g/cm³
(D) 1.23 g/cm³
Option a – 6.81 g/cm³
A metal X crystallizes in FCC arrangement with an edge length of 862 Pm. What is the shortest separation of any two nuclei of the atom?
(A) 406 Pm
(B) 707 Pm
(C) 862 Pm
(D) 609.6 Pm
Option d – 609.6 Pm
Li metal crystallizes in BCC crystal. If the length of the side of the unit cell of Li is 351 Pm. The radius of the Li atom will be
(A) 75.50 Pm
(B) 151.98 Pm
(C) 300.50 Pm
(D) 240.80 Pm
Option b – 151.98 Pm
CsBr crystallizes in BCC cubic lattice. The unit cell length is 436.6 Pm. The atomic mass of Cs= 133 and Br = 80 amu. The density of CsBr is
(A) 0.425 g/cm³
(B) 8.25 g/cm³
(C) 4.25 g/cm³
(D) 42.5 g/cm³
Option c – 4.25 g/cm³
AB crystallizes in BCC lattice structure with edge length ‘a’ is 387 Pm. The distance between two oppositely charged ions in the lattice is
(A) 335 Pm
(B) 250 Pm
(C) 200 Pm
(D) 300 Pm
Option a – 335 Pm
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