<p>Account for the following:</p>

<p>Zn, Cd, Hg are considered as d-block elements but not as transition elements.</p>

<p>&nbsp; &nbsp; &nbsp; &nbsp; &nbsp; &nbsp; &nbsp; &nbsp; &nbsp;Or</p>

<p>Account for the following:</p>

<p>Zn is not considered as a transition element.</p>