CBSE Class 12 Chemistry Solid State Worksheet

Read and download free pdf of CBSE Class 12 Chemistry Solid State Worksheet. Download printable Chemistry Class 12 Worksheets in pdf format, CBSE Class 12 Chemistry Unit 1 The Solid State Worksheet has been prepared as per the latest syllabus and exam pattern issued by CBSE, NCERT and KVS. Also download free pdf Chemistry Class 12 Assignments and practice them daily to get better marks in tests and exams for Class 12. Free chapter wise worksheets with answers have been designed by Class 12 teachers as per latest examination pattern

Unit 1 The Solid State Chemistry Worksheet for Class 12

Class 12 Chemistry students should refer to the following printable worksheet in Pdf in Class 12. This test paper with questions and solutions for Class 12 Chemistry will be very useful for tests and exams and help you to score better marks

Class 12 Chemistry Unit 1 The Solid State Worksheet Pdf

SOLID STATE
 
1. What is meant by forbidden zone in reference to band theory of solids?
 
2. Refractive index of a solid is observed to have the same value along all directions. Comment on the nature of this solid. Would it show cleavage property?
 
3. Write the formula of a compound in which the element Y forms ccp lattice and atoms of X occupies 1/3rd of tetrahedral voids. (2015)
 
4. An alloy of gold and cadmium crystallizes with a cubic structure in which gold atoms occupies the corners and cadmium atoms fit into the face center. Assign formula of this alloy.
 
5. Iron has a bcc unit cell with a cell dimension of 286.65pm. The density of Fe is
 
7.874 gcm-3. Use this information to calculate Avogadro’s number. (Fe = 55.845u)
 
6. Silver crystallizes in fcc unit cell. If the edge length of Ag atom is 4.07 x 10-8 cm and density of silver is 10.5 g cm-3calculate the atomic mass of silver.
 
7. An element crystallizes in fcc structure with edge length 200pm. Calculate the density if 200g of the element contains 24 x 1023 atoms.
 
8. How are the following properties of crystal affected by Schottky and Frenkel defect:
a) Density
b) Electrical conductivity
 
9. a) Why does the presence of excess of lithium make LiCl crystals pink?
b) Calculate the number of atoms in cube based unit cell having one atom on each corner and two atoms on its each body diagonal.
 
10. Account for the following:
a) Phosphorus doped with silicon is a semi-conductor.
b) Schottky defect lowers the density of the solid.
c) Some of the very old glass objects appear slightly milky instead of being transparent.
 
11. Explain the following properties giving suitable examples:
a) Ferromagnetism
b) Para magnetism
c) Ferrimagnetism
 
12. An element A crystallizes in fcc structure. 208g of it have 4.28 x 1024 atoms. Calculate the edge length if the density is 7.2g/cc.
 
13. An element crystallizes in cubic structure. The edge length of the unit cell is 350pm. If its molar mass is 6.94g/mole, and the density 0.534g/cc, how many atoms are present in one unit cell of the element?
 
14. Define the following :
a) Schottky defect
b) Frenkel defect
c) F-centre
 
15. Differentiate between:
a) Face centered and end centered unit cells
b) Ferromagnetic and ferrimagnetic substances
c) n-type and p-type semiconductors
d) Tetragonal and orthorhombic unit cells
e) Crystal lattice and unit cell


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CBSE Class 12 Chemistry Unit 1 The Solid State Worksheet

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Worksheet for Chemistry CBSE Class 12 Unit 1 The Solid State

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Unit 1 The Solid State worksheet Chemistry CBSE Class 12

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Unit 1 The Solid State CBSE Class 12 Chemistry Worksheet

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Worksheet for CBSE Chemistry Class 12 Unit 1 The Solid State

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