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  • Solve! Copper crystallises in a face-centered cubic lattice with a unit cell length of 361 pm.What is the radius of copper atom in pm?

Copper crystallises in a face-centered cubic lattice with a unit cell length of 361 pm.What is the radius of copper atom in pm?

  • Option 1)

    157

  • Option 2)

    181

  • Option 3)

    108

  • Option 4)

    128

 

Answers (4)

best_answer

For an FCC lattice, we know4r=\frac{\sqrt{2}a}{4} \times 361 pm = 127.61 pm 4r=\frac{\sqrt{2}a}{4} \times 361 pm = 127.61 pm\sim 128 pm


Option 1)

157

this option is incorrect

Option 2)

181

this option is incorrect

Option 3)

108

this option is incorrect

Option 4)

128

this option is correct

Posted by

perimeter

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128

 

Posted by

Aritra Adhikary

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128

Posted by

Aritra Adhikary

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128

Posted by

Sukhdeep Singh

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