What type of crystal defect is indicated in the diagram below

CHEMISTRY · Single correct

Problem

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


$\text{Na}^+$	$\text{Cl}^-$	$\text{Na}^+$	$\text{Cl}^-$	$\text{Na}^+$	$\text{Cl}^-$
$\text{Cl}^-$	$\square$	$\text{Cl}^-$	$\text{Na}^+$	$\square$	$\text{Cl}^-$
$\text{Na}^+$	$\text{Cl}^-$	$\square$	$\text{Cl}^-$	$\text{Na}^+$	$\text{Cl}^-$
$\text{Cl}^-$	$\text{Na}^+$	$\text{Cl}^-$	$\text{Na}^+$	$\square$	$\text{Na}^+$

(1) Frenkel and Schottky defects (2) Schottky defect (3) Interstitial defect (4) Frenkel defect

Related theory

States of Matter

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