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Class 12th Chemistry || Menu
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  • The Solid State
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  • Imperfections in Crystals
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Dimensions of Unit Cells, Class 12 Chemistry NCERT Solutions

1. There will be total 10 MCQ in this test.
2. Please keep a pen and paper ready for rough work but keep your books away.
3. The test will consist of only objective type multiple choice questions requiring students to mouse-click their correct choice of the options against the related question number.
4. No negative marking for incorrect choice.
5. Please click on “Finish the Test” when you want to exit.
6. All the best – Happy Studying

1. If an element crystallizes as a simple cube, what is the volume of an element provided its density is 1.5 g/cm3 and atomic mass of the element is 63?
 
 
 
 

Question 1 of 10

2. Mass of an atom in an unit cell is calculated by which of the following formula if M is the molar mass:
Dimensions of Unit Cells Multiple Choice Questions for CBSE Class 12 Chemistry   Topperlearning
 
 
 
 

Question 2 of 10

3. In the frmula to calculate the density of a unit cell showimage (1) what is z ?
 
 
 
 

Question 3 of 10

4. Volume of a body centred cubic unit cell is

22
 
 
 
 

Question 4 of 10

5. Density of a unit cell is equal to mass of unit cell divided by
 
 
 
 

Question 5 of 10

6. Volume of a face centred cubic unit cell is:
123
 
 
 
 

Question 6 of 10

7. The number of atoms (z) in simple cubic unit cell is
 
 
 
 

Question 7 of 10

8. X-ray diffraction studies show that copper crystallizes in an fcc unit cell with cell edge of 3.608 x 10-8 cm. In a separate experiment, copper is determined to have a density of 8.92 g/cm3, calculate the atomic mass of copper.
 
 
 
 

Question 8 of 10

9. An element with bcc geometry has atomic mass 50 and edge length 290 pm. The density of unit cell will be
 
 
 
 

Question 9 of 10

10. Sodium atom crystallizes in bcc lattice with cell edge (a) =showimage (3) . The radius of sodium atom will be:

11
 
 
 
 

Question 10 of 10

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