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p-Block Elements - I
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સમૂહ $13$ માં તત્ત્વોની પરમાણ્વિય ત્રિજ્યાનો સાચો ક્રમ જણાવો.
A
$\mathrm{B} < \mathrm{Al} < \mathrm{In} < \mathrm{Ga} < \mathrm{Tl}$
B
$\mathrm{B} < \mathrm{Al} < \mathrm{Ga} < \mathrm{In} < \mathrm{T}$
C
$\mathrm{B} < \mathrm{Ga} < \mathrm{Al} < \mathrm{T}) < \mathrm{In}$
D
$\mathrm{B} < \mathrm{Ga} < \mathrm{Al} < \mathrm{In} < \mathrm{Tl}$
(NEET-2018)
Solution
In group $13$ due to transition contraction $[Al > Ga]$
Standard 11
Chemistry
