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JEE 2020 Chemistry: Solid State (17.07.2019)
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Question 1
Total volume of atoms present in a face-centred cubic unit cell of a metal is (r is atomic radius)
Question 2
In a compound, atoms of element Y forms ccp lattice and those of element X occupy 2/3rd of tetrahedral voids. The formula of the compound will be
Question 3
The edge length of a face centred cubic cell of an ionic substance is 508 pm. If the radius of the cation is 110 pm, the radius of the anion is
Question 4
What type of crystal defect is indicated in the diagram below?
Question 5
Copper crystallises in a face-centred cubic lattice with a unit cell length of 361 pm. What is the radius of copper atom in pm?
Question 6
Lithium metal crystallises in a body centred cubic crystal. If the length of the side of the unit cell of lithium is 351 pm, the atomic radius of the lithium will be
Question 7
Sodium has body centered packing. Distance between two nearest atoms is 3.7 A. The lattice parameter is
Question 8
The fraction of total volume occupied by the atoms present in a simple cube is :
Question 9
The number of carbon atoms per unit cell of diamond unit cell is:
Question 10
In calcium fluoride, having the fluorite structure, the coordination numbers for calcium ion (Ca2+) and fluoride ion (F-) are
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Apr 8JEE & BITSAT
