Which of the following statements are not true? (a) Vacancy defect results in a decrease in the ...

Channel:
PW Solutions
Subscribers:
443,000
Published on ● Video Link: https://www.youtube.com/watch?v=_3jPiJuVg0I


Duration: 2:19
2 views
0

Which of the following statements are not true?
(a) Vacancy defect results in a decrease in the density of the substance
(b) Interstitial defects result in an increase in the density of the substance.
(c) Impurity defect has no effect on the density of the substance
(d) Frenkel defect results in an increase in the density of the substance
📲PW App Link - https://bit.ly/YTAI_PWAP
🌐PW Website - https://www.pw.live



Other Videos By PW Solutions


2023-06-08Comprehension \( \quad: \) From the given type of lattice, we can determine ionic radii of the c...
2023-06-08Compound \( \mathrm{X}_{2} \mathrm{Y} \) have antifluorite structure. Which is/are correct state...
2023-06-08Which of the following statements is/are correct? (a) In an anti-fluorite structure, anions from...
2023-06-08Which is/are correct statement? (a) In simple cubic close packed arrangement, no octahedral void...
2023-06-08Which is/are correct statement about zinc blende structure? (a) The number of first neighbour of...
2023-06-08Select the correct statement(s) for the rock salt structure \( (\mathrm{NaCl}) \) : (a) The tetr...
2023-06-08Which of the following statements are true about metals? (a) Valence band overlaps with conducti...
2023-06-08Which of the following statements is/are correct? (a) Ferrimagnetic substances lose ferrimagneti...
2023-06-08An excess of potassium ions makes \( \mathrm{KCl} \) crystals appear violet or lilac in colour s...
2023-06-08Packing fraction of an identical solid sphere is \( 74 \% \) in: (a) Simple cubic structure (b) ...
2023-06-08Which of the following statements are not true? (a) Vacancy defect results in a decrease in the ...
2023-06-08In FCC unit cell, what fraction of edge is not covered by atoms? (a) 0.134 (b) 0.24 (c) 0.293 (d...
2023-06-08Copper metal crystallizes in FCC lattice. Edge length of unit cell is \( 362 \mathrm{pm} \). The...
2023-06-08Ferrimagnetism is observed by (a) \( \mathrm{Fe}_{3} \mathrm{O}_{4} \) and \( \mathrm{MgFe}_{2} ...
2023-06-08The semiconductors which have very fast response and revolutionised the design of semiconductor ...
2023-06-08A crystal of lead (II) sulphide has \( \mathrm{NaCl} \) structure. In this crystal, the shortest...
2023-06-08In the rock salt \( \mathrm{AB} \), if \( \mathrm{C} \) atoms are introduced in tetrahedral void...
2023-06-08Given length of side of hexagonal unit cell is \( \frac{100}{\sqrt{2}} \mathrm{pm} \). The volum...
2023-06-08What type of semiconductor is obtained when silicon is doped with arsenic? (a) n-type (b) p-type...
2023-06-08\( \mathrm{A}_{2} \mathrm{~B} \) molecules (molar mass \( =259.8 \mathrm{~g} / \mathrm{mol} \) )...
2023-06-08Select the incorrect statement(s) (a) The C.N. of cation occupying a tetrahedral hole is 4 (b) T...