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Why Do Solids have a Definite Volume Class 12. We covered all the Why Do Solids have a Definite Volume Class 12 in this post for free so that you can practice well for the exam.
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Why Do Solids have a Definite Volume Class 12 Objective for Students
Which type of crystal defect is exhibited by zinc sulphide (ZnS)?
a) Schottky defect
b) Frenkel defect
c) Both Schottky and Frenkel defects
d) Excess of cations
Option b – Frenkel defect
Metal deficiency is commonly observed in which of the following Solids?
a) Sodium chloride
b) Iron(II) oxide
c) Potassium chloride
d) Zinc oxide
Option b – Iron(II) oxide
An electron captured at an anion vacancy within a crystal lattice is known as:
a) F-centre
b) Interstitial defect
c) Line defect
d) Frenkel defect
Option a – F-centre
Silver halide crystals generally exhibit which type of defect?
a) Schottky defect
b) Frenkel defect
c) Metal deficiency defect
d) Both Schottky and Frenkel defects
Option d – Both Schottky and Frenkel defects
If the ratio of cation radius to anion radius in a crystal lattice is 0.524, what will be the coordination number?
a) 4
b) 6
c) 8
d) 12
Option b – 6
Chromium metal crystallizes in a body-centered cubic structure with a unit cell edge length of 287 pm. What is the atomic radius of chromium?
a) 287 pm
b) 143.5 pm
c) 124.2 pm
d) 574 pm
Option c – 124.2 pm
Which of the following statements about voids in crystal structures is incorrect?
a) Each sphere contributes one octahedral void
b) Octahedral voids are formed when triangular voids of the second layer exactly coincide with similar voids of the first layer
c) There are two tetrahedral voids per sphere
d) A tetrahedral void is created by three atoms from one layer and one Atom directly above it in the next layer
Option b – Octahedral voids are formed when triangular voids of the second layer exactly coincide with similar voids of the first layer
We covered all the why do Solids have a definite volume Class 12 above in this post for free so that you can practice well for the exam.
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- Solid State Previous Year Questions
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