JEE-MAIN SERIES Chemistry
The Solid State
45 previous year questions.
Volume: 45 Ques
Yield: High
High-Yield Trend
2
2026 1
2024 6
2023 4
2022 10
2021 4
2020 7
2019 1
2018 1
2017 1
2016 4
2014 4
2013 Chapter Questions 45 MCQs
01
PYQ 2013
medium
chemistry ID: jee-main
In a face centred cubic lattice, atoms of form the comer points and atoms of form the face centred points. If two atoms of are missing from the comer points, the formula of the ionic compound is :
1
2
3
4
02
PYQ 2013
medium
chemistry ID: jee-main
Experimentally it was found that a metal oxide has formula Metal , present as and in its oxide.Fraction of the metal which exists as would be
1
2
3
4
03
PYQ 2013
medium
chemistry ID: jee-main
Copper crystallises in fcc with a unit length of . What is the radius of copper atom ?
1
157 pm
2
128 pm
3
108 pm
4
181 pm
04
PYQ 2013
easy
chemistry ID: jee-main
Which one of the following statements about packing in solids is ?
1
Coordination number in bcc mode of packing is 8.
2
Coordination number in hcp mode of packing is 12.
3
Void space in hcp mode of packing is 32%.
4
Void space in ccp mode of packing is 26%.
05
PYQ 2014
medium
chemistry ID: jee-main
crystallises in body centred cubic lattice. If 'a' is its edge length, then which of the following expressions is correct?
1
2
3
4
06
PYQ 2014
medium
chemistry ID: jee-main
In a face centered cubic lattice atoms are at the corner points and atoms at the face centered points. If atom is missing from one of the face centered points, the formula of the ionic compound is :
1
2
3
4
07
PYQ 2014
medium
chemistry ID: jee-main
In a monoclinic unit cell, the relation of sides and angles are respectively :
1
and
2
and
3
and
4
and
08
PYQ 2014
medium
chemistry ID: jee-main
The appearance of colour in solid alkali metal halides is generally due to :
1
Schottky defect
2
Frenkel defect
3
Interstitial position
4
F-centres
09
PYQ 2016
medium
chemistry ID: jee-main
Which of the following compounds is metallic and ferromagnetic ?
1
2
3
4
10
PYQ 2017
medium
chemistry ID: jee-main
A metal crystallises in a face centred cubic structure. If the edge length of its unit cell is , the closest approach between two atoms in metallic crystal will be :
1
2
3
4
11
PYQ 2018
medium
chemistry ID: jee-main
Which of the following arrangements shows the schematic alignment of magnetic moments of antiferromagnetic
substance ?
1
2
3
4
12
PYQ 2019
medium
chemistry ID: jee-main
A compound of formula has the hcp lattice. Which atom forms the hcp lattice and what fraction of tetrahedral voids is occupied by the other atoms :
1
hcp lattice-A, Tetrachedral voids-B
2
hcp lattice-B, Tetrachedral voids-A
3
hcp lattice-B, Tetrachedral voids-A
4
hcp lattice-A, Tetrachedral voids-B
13
PYQ 2019
medium
chemistry ID: jee-main
At , copper has unit cell structure with cell edge length of What is the approximate density of (in at this temperature ? [Atomic Mass of
1
2
3
4
14
PYQ 2019
medium
chemistry ID: jee-main
Consider the unit cells of the solids and with the position of atoms as shown below. The radius of atom is twice that of atom . The unit cell edge length is more in solid than in . What is the approximate packing efficiency in solid ?
1
0.45
2
0.65
3
0.9
4
0.75
15
PYQ 2019
medium
chemistry ID: jee-main
The radius of the largest sphere which fits properly at the centre of the edge of body centred cubic unit cell is : (Edge length is represented by 'a') :
1
0.134 a
2
0.027 a
3
0.067 a
4
0.047 a
16
PYQ 2019
easy
chemistry ID: jee-main
A solid having density of forms face centred cubic crystals of edge length pm. What is the molar mass of the solid ? [Avogadro constant
1
2
3
4
17
PYQ 2019
medium
chemistry ID: jee-main
An element has a face-centred cubic (fcc ) structure with a cell edge of a. The distance between the centres of two nearest tetrahedral voids in the lattice is :
1
2
a
3
4
18
PYQ 2019
medium
chemistry ID: jee-main
Element 'B' forms ccp structure and 'A' occupies half of the octahedral voids, while oxygen atoms occupy all the tetrahedral voids. The structure of bimetallic oxide is :
1
2
3
4
19
PYQ 2020
medium
chemistry ID: jee-main
'X' melts at low temperature and is a bad conductor of electricity in both liquid and solid state. X i s :
1
Carbon tetrachloride
2
Silicon carbide
3
Mercury
4
Zinc sulphide
20
PYQ 2020
medium
chemistry ID: jee-main
A crystal is made up of metal ions 'M ' and 'M ' and oxide ions. Oxide ions. form a ccp lattice structure. The cation ' occupies of octahedral voids and the cation 'M ' occupies of tetrahedral voids of oxide lattice. The oxidation numbers of ' ' and ' ' are, respectively:
1
2
3
4
21
PYQ 2020
medium
chemistry ID: jee-main
A diatomic molecule has a body-centred cubic (bcc) structure with a cell edge of . The density of the molecule is . The number of molecules present in of is (Avogadro constant
1
2
3
4
22
PYQ 2020
medium
chemistry ID: jee-main
An element crystallises in a face-centred cubic (fcc) unit cell with cell edge a. The distance between the centres of two nearest octahedral voids in the crystal lattice is
1
a
2
a
3
4
23
PYQ 2021
medium
chemistry ID: jee-main
The parameters of the unit cell of a substance are a = 2.5, b = 3.0, c = 4.0, . The crystal system of the substance is :
1
Triclinic
2
Hexagonal
3
Orthorhombic
4
Monoclinic
24
PYQ 2021
medium
chemistry ID: jee-main
Given below are two statements :
Statement I : Frenkel defects are vacancy as well as interstitial defects.
Statement II : Frenkel defect leads to colour in ionic solids due to presence of F-centres.
Choose the most appropriate answer for the statements from the options given below :
Statement I : Frenkel defects are vacancy as well as interstitial defects.
Statement II : Frenkel defect leads to colour in ionic solids due to presence of F-centres.
Choose the most appropriate answer for the statements from the options given below :
1
Both Statement I and Statement II are true
2
Both Statement I and Statement II are false
3
Statement I is true but Statement II is false
4
Statement I is false but Statement II is true
25
PYQ 2021
medium
chemistry ID: jee-main
Select the correct statements.
(A) Crystalline solids have long range order.
(B) Crystalline solids are isotropic.
(C) Amorphous solids are sometimes called pseudo solids.
(D) Amorphous solids soften over a range of temperatures.
(E) Amorphous solids have a definite heat of fusion.
Choose the most appropriate answer from the options given below :
(A) Crystalline solids have long range order.
(B) Crystalline solids are isotropic.
(C) Amorphous solids are sometimes called pseudo solids.
(D) Amorphous solids soften over a range of temperatures.
(E) Amorphous solids have a definite heat of fusion.
Choose the most appropriate answer from the options given below :
1
(A), (C), (D) only
2
(A), (B), (E) only
3
(C), (D) only
4
(B), (D) only
26
PYQ 2021
medium
chemistry ID: jee-main
Match items of List - I with those of List - II: 
Choose the most appropriate answer from the options given below :
1
(a)-(iii), (b)-(iv), (c)-(ii), (d)-(i)
2
(a)-(ii), (b)-(i), (c)-(iii), (d)-(iv)
3
(a)-(i), (b)-(iii), (c)-(iv), (d)-(ii)
4
(a)-(iv), (b)-(ii), (c)-(i), (d)-(iii)
27
PYQ 2021
medium
chemistry ID: jee-main
Match List - I with List - II :
| List - I (Metal Ion) | List - II (Group in Qualitative analysis) |
|---|---|
| (a) | (i) Group - III |
| (b) | (ii) Group - IIA |
| (c) | (iii) Group - IV |
| (d) | (iv) Group - IIB |
Choose the most appropriate answer from the options given below :
1
(a)-(i), (b)-(ii), (c)-(iii), (d)-(iv)
2
(a)-(iv), (b)-(ii), (c)-(iii), (d)-(i)
3
(a)-(iii), (b)-(iv), (c)-(ii), (d)-(i)
4
(a)-(i), (b)-(iv), (c)-(ii), (d)-(iii)
28
PYQ 2021
medium
chemistry ID: jee-main
The empirical formula for a compound with a cubic close packed arrangement of anions and with cations occupying all the octahedral sites is . The value of is ________. (Integer answer)
29
PYQ 2021
medium
chemistry ID: jee-main
In a binary compound, atoms of element A form a hcp structure and those of element M occupy 2/3 of the tetrahedral voids of the hcp structure. The formula of the binary compound is :
1
M₂A₃
2
M₄A₃
3
MA₃
4
M₄A
30
PYQ 2021
medium
chemistry ID: jee-main
The coordination number of an atom in a body-centered cubic structure is _________. [Assume that the lattice is made up of atoms.]
31
PYQ 2021
medium
chemistry ID: jee-main
A hard substance melts at high temperature and is an insulator in both solid and in molten state. This solid is most likely to be a/an :
1
Ionic solid
2
Covalent solid
3
Metallic solid
4
Molecular solid
32
PYQ 2021
medium
chemistry ID: jee-main
The unit cell of copper corresponds to a face centered cube of edge length 3.596 Å with one copper atom at each lattice point. The calculated density of copper in kg/m³ is ________ . [Molar mass of Cu: 63.54 g; Avogadro Number=6.022 10²³]
33
PYQ 2022
easy
chemistry ID: jee-main
An element M crystallises in a body centred cubic unit cell with a cell edge of 300 pm. The density of the element is 6.0 g cm–3. The number of atoms present in 180 g of the element is ______× 1023. (Nearest integer)
34
PYQ 2022
medium
chemistry ID: jee-main
In a solid AB, A atoms are in ccp arrangement and B atoms occupy all the octahedral sites. If two atoms from the opposite faces are removed, then the resultant stoichiometry of the compound is AxBy. The value of x is _____. [nearest integer]
35
PYQ 2022
medium
chemistry ID: jee-main
The distance between and ions in solid of density is ____ . (Nearest Integer)
(Given : )
(Given : )
36
PYQ 2022
easy
chemistry ID: jee-main
Metal M crystallizes into a fcc lattice with the edge length of . The atomic mass of the metal is _______ g/mol. (Nearest integer)
(Use : ,density of metal , )
37
PYQ 2023
easy
chemistry ID: jee-main
A cubic solid is made up of two elements and Atoms of are present on every alternate corner and one at the enter of cube is at of the total faces The empirical formula of the compound is
1
2
3
4
38
PYQ 2023
medium
chemistry ID: jee-main
A cubic solid is made up of two elements and Atoms of are present on every alternate corner and one at the center of cube is at of the total faces. The empirical formula of the compound is
1
2
3
4
39
PYQ 2023
medium
chemistry ID: jee-main
Find the number of atoms per unit cell if edge length is 300pm, density = 3 g/cm3 , molecular mass = 40 g(nearest integer)
40
PYQ 2023
medium
chemistry ID: jee-main
A binary compound has Y-atoms forming FCC unit cell and another type of X-atoms occupying rd of tetrahedral voids. Find out the molecular formula of the compound
41
PYQ 2023
medium
chemistry ID: jee-main
An atomic substance A of molar mass 12 g mol has a cubic crystal structure with edge length of 300 pm. The no. of atoms present in one unit cell of A is _____ (Nearest integer)
42
PYQ 2023
easy
chemistry ID: jee-main
A metal 𝑀 forms hexagonal close-packed structure. The total number of voids in 0.02 mol of it is _______ . (Nearest integer).
( Given )
( Given )
43
PYQ 2024
medium
chemistry ID: jee-main
Which of the following material is not a semiconductor.
1
Germanium
2
Graphite
3
Silicon
4
Copper oxide
44
PYQ 2026
medium
chemistry ID: jee-main
Consider all the structural isomers with molecular formula C₃H₅Br are separately treated with KOH(aq) to give respective substitution products, without any rearrangement. The number of products which can exhibit optical isomerism from these is_______.
45
PYQ 2026
medium
chemistry ID: jee-main
What are the constituents of Natalite?
1
Dimethyl ether and methanol
2
Dimethyl ether and ethanol
3
Diethyl ether and ethanol
4
Diethyl ether and methanol