The Solid State Test

The Solid State

This is The Solid State Test-01 for CBSE class 12 Chemistry.. There are 15 questions in this test with each question having around four answer choices.

Questions & Answers

1
Which among the following is not an example of amorphous solids?
  • A
    Glass
  • B
    Coke
  • C
    Quartz
  • D
    Graphite
    Correct
2
Amorphous solids are also known as
  • A
    None of these
  • B
    Poly crystalline solids
  • C
    True solids
  • D
    Pseudo solids
    Correct
3
Which among the following is not true for crystalline solid?
  • A
    They show anisotropy
  • B
    They do not show long range order
    Correct
  • C
    They have sharp melting point
  • D
    They are also called true solids
4
Which among the following is an example of network solid?
  • A
    C
    Correct
  • B
    $CS_2$
  • C
    $H_2 O$
  • D
    $CS_2$
  • E
    KF
5
How many tetrahedral voids can exist per unit cell in hexagonal close packing sphere?
  • A
    12
    Correct
  • B
    24
  • C
    8
  • D
    18
6
Example of ferromagnetic substance is
  • A
    NaCl
  • B
    $KMnO_4$
  • C
    Co
    Correct
  • D
    $Fe_3O_4$
7
Coordination number of hcp and ccp is
  • A
    4
  • B
    12
    Correct
  • C
    2
  • D
    6
8
Brass is an example of
  • A
    covalent crystal
  • B
    Metallic crystal
    Correct
  • C
    molecular crystal
  • D
    ionic crystal
9
What is the total number of atoms per unit cell in a face centered cubic structure?
  • A
    2
  • B
    6
  • C
    1
  • D
    4
    Correct
10
The number of atoms per unit cell in a body centered cubic structure is
  • A
    6
  • B
    4
  • C
    2
    Correct
  • D
    1
11
Ionic solids containing large differences in sizes of ions show
  • A
    Frenkel defect
    Correct
  • B
    Schottky defect
  • C
    Interstitials defect
  • D
    F – centeirs
12
Defect shown by non – ionic solids is
  • A
    F – centers
  • B
    Interstitials defect
    Correct
  • C
    Schottky defect
  • D
    Frenkel defect
13
Which is true for F – centers?
  • A
    Decreases density of the substance
  • B
    Creates vacancy
  • C
    Density of the substance increases
  • D
    Imparts colour to the crystal
    Correct
14
Substances which are weakly repelled in magnetic field is known as
  • A
    Ferrimagnetic
  • B
    Paramagnetic
  • C
    Ferromagnetic
  • D
    Diamagnetic
    Correct
15
All those atoms or molecules which have an odd number of electrons are
  • A
    Diamagnetic
  • B
    Ferromagnetic
  • C
    Paramagnetic
    Correct
  • D
    Ferrimagnetic