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ExamsJEE MainGeneral

The relative stability of +1 oxidation state of group 13 elements follows the order :

  1. Tl < In < Ga < Al
  2. Al < Ga < TI < In
  3. AI < Ga < In < TI
  4. Ga < AI < In < TI

Correct answer: AI < Ga < In < TI

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