The elements of Group 13 with highest and lowest first ionisation enthalpies are respectively :
Solution
<p>$$\begin{aligned}
&\text { IE order }\\
&\mathrm{B}>\mathrm{T} \ell>\mathrm{Ga}>\mathrm{Al}>\mathrm{In}
\end{aligned}$$</p>
About this question
Subject: Chemistry · Chapter: Periodic Table and Periodicity · Topic: Periodic Trends
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