Easy INTEGER +4 / -1 PYQ · JEE Mains 2021

The coordination number of an atom in a body-centered cubic structure is _______.
[Assume that the lattice is made up of atoms.]

Answer (integer) 8

Solution

Coordination number is the number of nearest neighbours of a central atom in the structure.<br/><br/>bcc has a coordination number of 8 and contains 2 atoms per unit cell.<br/><br/>This is because each atom touches four atoms in the layer above it, four in the layer below it and none in its own layer.

About this question

Subject: Chemistry · Chapter: States of Matter · Topic: Gas Laws

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