Free Solids MCQs with Answers
357 Solids MCQs from Chemistry, each with the correct answer and a written explanation of why it is correct. Free and unlimited, with no account needed.
Solids are classified by particle arrangement and bonding into crystalline, ionic and molecular forms. Questions cover crystal lattices, the shapes and properties of ionic crystals, and lattice energy, including how ion charge and ionic size affect the strength of attractions within an ionic solid.
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Read the Solids notesFree MDCAT chapter notes with key terms357 questions · page 6 of 18
- A. ABCBCA
- B. ABACABAC
- C. ABAABBA
- D. ABCBCACBC
Explanation: The explanation for the correct option: ABBAABBA The method of organization A close-packed lattice is no produced by ABBAABBA of tightly…
Correct answer: ABAABBA- A. 1.68 A0
- B. 1.545 A0
- C. 2.852 A0
- D. 1.426 A0
Explanation: Following is the solution of this problem:
Correct answer: 1.426 A0- A. 1
- B. 2
- C. 3
- D. 4
Explanation: Following is the solution of this problem:
Correct answer: 4- A. 1,4,2
- B. 4,1,2
- C. 2,4,1
- D. 4,8,2
Explanation: The number of atoms per unit cell in a simple cubic, face-centered cubic and body-centred cubic unit cell are 1,4,2 respectively.(1) The…
Correct answer: 1,4,2- A. 4 and 2
- B. 9 and 14
- C. 14 and 9
- D. 2 and 4
Explanation: The correct option is D (2 and 4 ) The body centered cubic cell consistes of 8 atoms at the corners and one atom at the centre.
Correct answer: 2 and 4- A. XY2 Z3
- B. XYZ3
- C. X2Y2Z3
- D. X8YZ6
Explanation: Number of atoms of X in a unit cell = 1/8 x 8 = 1 Number of atoms of Y in a unit cell = 1 Number of atoms of Z in a unit cell =1/2 x 6 = 3…
Correct answer: XYZ3- A. 127.6 pm
- B. 180.5 pm
- C. 160.5 pm
- D. 64 pm
Explanation: Following is the solution of this problem:
Correct answer: 127.6 pm- A. 2.07 g/cc
- B. 2.46 g/cc
- C. 1.19 g/cc
- D. None of these
Explanation: Following is the solution of this problem:
Correct answer: 1.19 g/cc- A. Ca8TiO6
- B. CaTiO
- C. Ca2TiO3
- D. CaTiO3
Explanation: It is clear from the solution that option D is correct.
Correct answer: CaTiO3- A. AB3
- B. AB
- C. A3B
- D. A2B2
Explanation: It is clear from the solution that option A is correct.
Correct answer: AB3- A. 91
- B. 182
- C. 273
- D. 82.5
Explanation: Following is the solution of this question:
Correct answer: 182- A. 2.165 g/cm3
- B. 3.247 g/cm3
- C. 1.79 g/cm3
- D. 1.082 g/cm3
Explanation: Following is the solution of this question:
Correct answer: 1.79 g/cm3- A. 74.50 g mol-1
- B. 103.30 g mol-1
- C. 56.02 g mol-1
- D. 65.36 g mol-1
Explanation: Following is the solution of this problem:
Correct answer: 103.30 g mol-1- A. 3
- B. 4
- C. 5
- D. 6
Explanation: It is evident from the figure that B occupies octahedral voids and thus coordination number is 6.
Correct answer: 6- A. a=b=c and α=β=γ=90°
- B. a = b ≠ c and α = β = γ = 90°
- C. a ≠ b ≠ c and α = β = γ = 90°
- D. a=b≠c and α=β=90° γ=120°
Explanation: Option Ais correct.The correct answer is a=b=c and α=β=γ=90°.The cubic crystal system is one of the seven crystal systems.It is…
Correct answer: a=b=c and α=β=γ=90°- A. 1
- B. 3
- C. 4
- D. 6
Explanation: In a simple cubic lattice, each corner of the cube is shared by 8 adjacent unit cells.
Correct answer: 1- A. 24.31
- B. 34.31
- C. 25.25
- D. 44.41
- E. 30.75
Explanation: To determine the atomic weight of the metal M, first recognize that the sulfate compound is isomorphous with ZnSO4.7H2O, meaning it has a…
Correct answer: 24.31- A. Aluminium chloride
- B. Ice
- C. Magnesium oxide
- D. Silicon (IV) oxide
- E. Sodium chloride
Explanation: SiO2 has a macromolecular structure only among the compounds above. While other compounds possess a simple molecular structure, hence D is…
Correct answer: Silicon (IV) oxide- A. a=b≠c ; α=β=γ=90
- B. a≠b≠c ; α=γ=90 ; β≠90
- C. a=b≠c ; α=β=90; γ≠90
- D. a=b=c ; α=β=γ=90
Explanation: According to the crystal systems in the table given below, option B is correct.
Correct answer: a≠b≠c ; α=γ=90 ; β≠90- A. They possess symmetry
- B. They are isotropic
- C. They are anisotropic
- D. They cleave along a particular direction
- E. They have a definite shape
Explanation: Amorphous solids are isotropic because they show thermal and optical properties, same in all directions.
Correct answer: They are isotropic