NEET Chemistry is the scoring paper in the medical entrance examination. Here, you will discover the NEET Chemistry MCQ Questions for all Concepts as per the latest syllabus. Practice more on a regular basis with these NEET Chemistry objective questions on air pollution and improve your subject knowledge & problem-solving skills along with time management. NEET Chemistry Solid State Multiple Choice Questions make you feel confident in answering the question in the exam & increases your scores to high.
MCQs on Solid State
1. How many unit cells are divided equally in a face-centred cubic lattice?
(a) 2
(b) 4
(c) 6
(d) 8
Answer
Answer: (c)
2. A crystalline solid:
(a) changes abruptly from solid to liquid when heated.
(b) has no definite melting point.
(c) undergoes deformation of its geometry easily
(d) has irregular 3-dimensional arrangements.
Answer
Answer: (a)
3. In a simple cubic, body-centred cubic and face-centred cubic structure, the ratio of the number of atoms present is respectively
(a) 8:1:6
(b) 1:2:4
(c) 4:2:1
(d) 4:2:3
Answer
Answer: (b)
4. Na and Mg crystallize in crystals of bcc and fcc form respectively and then the amount of Na and Mg atoms present in their respective crystal unit cells is:
(a) 4 and 2
(b) 9 and 14
(c) 14 and 9
(d) 2 and 4
Answer
Answer: (d)
5. Ferrous oxide has a cubic structure and each unit cell edge is 5.0Ao. Assuming the oxide density is 4.0g / cm3, the amount of Fe2+ and O2- ions in each unit cell will then be
(a) four Fe2+ and four O2-
(b) two Fe2+ and four O2-
(c) four Fe2+ and two O2-
(d) three Fe2+ and three O2-
Answer
Answer: (a)
6. Each of the following solids shows, the Frenkel defect except
(a) ZnS
(b) AgBr
(c) AgI
(d) KCl
Answer
Answer: (d)
7. Schottky defect in a crystal is observed when
(a) The ion leaves its normal position and occupies an interstitial location
(b) the unequal number of cation and anions are missing from the lattice
(c) the density of the crystal increases.
(d) an equal number of cations and anions are missing from the lattice.
Answer
Answer: (d)
8. Copper crystalline in FCC with a unit cell length of 361pm. What is the radius of a copper atom?
(a) 128pm
(b) 157pm
(c) 181pm
(d) 108pm
Answer
Answer: (a)
9. The total no of voids in 0.5 mol of a compound forming hexagonal close-packed structure are:
(a) 6.022 × 1023
(b) 3.011 × 1023
(c) 9.033 × 1023
(d) 4.516 × 1023
Answer
Answer: (c)
10. For the orthorhombic system, axial ratios are a ≠ b ≠ c and the axial angles are:
(a) α = β = γ ≠ 90o
(b) α ≠ β ≠ γ ≠ 90o
(c) α = β = γ = 90o
(d) α ≠ β ≠ γ = 90o
Answer
Answer: (c)