Given below are the pairs of group 13 element showing their relation in terms of atomic radius. ( B

Question

Given below are the pairs of group 13 element showing their relation in terms of atomic radius.
$(B < Al), (Al < Ga), (Ga < In) and (In < Tl)$
Identify the elements present in the incorrect pair and in that pair find out the element (X) that has higher ionic radius $(M^{3 +})$ that the other one. The atomic number of the element $(X)$ is

Options:

Answer:

A

Solution:

Size order
$Al > Ga Al^{3 +} < Ga^{3 +}$
Atomic number of Ga is 31

TestHub · Accepted Answer

Size order ​ Al > Ga Al 3 + < Ga 3 + ​ Atomic number of Ga is 31

Chemistry - Periodic Table Question with Solution | TestHub

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