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AP EAMCET201822 Apr 2018Evening ShiftChemistryp Block Elements (Group 13 & 14)Actual

Identify the correct set of 13 th group elements which do not form amphoteric oxides?

Options

  1. AB, In, Tl
  2. BB, Al, Ga
  3. CAl, Ga, Tl
  4. DAl, Tl, In

Correct answer

A. B, In, Tl

Step-by-step solution

An amphoteric compound is a molecule or ion that can react both as an acid as well as base. So, in 13th group elements B, In and Tl, do not form amphoteric oxides.

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