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Copper crystallises in fcc with a unit c...

Copper crystallises in fcc with a unit cell length of 361 pm. What is the radius of copper atom?

A

128

B

157

C

181

D

108

Text Solution

Verified by Experts

The correct Answer is:
A
For a fcc lattice , the radius of atom is
`r=(a)/(2sqrt2)= (361)/(2xxsqrt2)=127.6=128` pm
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MHTCET PREVIOUS YEAR PAPERS AND PRACTICE PAPERS-SOLID STATE-EXERCISE 1
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  2. Aluminium has fcc structure. The length of the unit cell is 409 pm. I...

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  3. Copper crystallises in fcc with a unit cell length of 361 pm. What is ...

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  4. Sodium crystallises in bcc arrangement with the interfacial separation...

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  8. When electrons are trapped into the crystalline anion vacancy the def...

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  9. Which is the wrong statement regarding a crystal containing Schottky d...

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  10. What type of crystal defect is indicated in the diagram below ?

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  17. …..A …. And B…. Are the example of intrinsic semiconductors . Here , A...

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  19. If we mix a pentavalent impurity in the crystal lattice of germinium t...

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  20. Which of the following statements is/are correct ?

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