In Zinc blende structure [#13]
Anonymous Quiz
30%
zinc ions occupy half of the tetrahedral sites
42%
each Zn2- ion is surrounded by six sulphide ions
21%
each S2- ion is surrounded by six Zn2+ ions
7%
it has fee structure
A unit cell of BaCl2 (fluorite structure) is made up of [#14]
Anonymous Quiz
38%
four Ba2+ ions and four Cl– ions
43%
four Ba2+ ions and eight Cl– ions
17%
eight Ba² ions and four Cl– ions
2%
four Ba² ions and six Cl– ions
Alkali halids do not show Frenkel defect because [#15]
Anonymous Quiz
21%
cations and anions have almost equal size
31%
there is a large difference in size of cations and anions
35%
cations and anions have low coordination number
13%
anions cannot be accommodated in voids
Edge length of unit cell of chromium metal is 287 pm with bcc arrangement. The atomic radius is of the order [#16]
Anonymous Quiz
24%
287 pm
31%
574 pm
37%
125.27 pm
8%
143.5 pm
The coordination number of Y will be in the XY types of crystal [#17]
Anonymous Quiz
20%
4
36%
6
32%
8
13%
12
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Q1) Periodic classification of elements is used to examine the
Anonymous Quiz
14%
Periodic trends in physical properties of elements
21%
Periodic trends in chemical properties of elements
61%
Both (a) and (b)
3%
None of the above