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P Block Elements question

2016 · Shift 1 · Q15
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P Block Elements question

2016 · Shift 1 · Q15

JEE AdvancedChemistryP Block ElementsMCQ+3 / −1
The increasing order of atomic radii of the following group 13 elements is
  1. A
    Al < Ga < In < Tl
  2. B
    Ga < Al < In < Tl
  3. C
    Al < In < Ga < Tl
  4. D
    Al < Ga < Tl < In
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