Assertion (A): The packing efficiency is maximum for the fee structure. Reason (R): The coordination number is 12 in fee structures

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Solution

In fee unit cell, there is cep arrangement with packing efficiency of 74.01% which is maximum. In cep arrangement, coordination number is 12.

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Similar questions

Q. Given below are two statements labelled as Assertion (A) and Reason (R).
Assertion (A): The packing effieciency is maximum for fcc structure.
Reason (R): The coordination number is

12

in the fcc structure.

In the following questions a statement of Assertion (A) followed by a statement of Reason (R) is given. Choose the correct answer out of the following choices.

(a) Assertion and Reason both are correct statements an Reason is correct explanation for Assertion.

(b) Assertion and Reason both are correct satements but Reason is not correct explanation for Assertion.

(d) Assertion is wrong statement but Reason is correct statement.

Assertion (A) The packing efficiency is maximum for the fcc structure.

Reason (R) The coordination number is 12 in fcc structures.

Q. Assertion :Packing efficiency of body centered cubic structure is

68 %

Reason:

68 %

is maximum packing efficiency any crystal can have.

Q. For bcc structure, the coordination number and packing are ______ respectively.

Q. The coordination number in 3-D BCC close packing structure is

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