Hydride gap corresponds to elements of

Hydride gap corresponds to elements of
  1. group 7, 8, 9
  2. group 13
  3. group 15, 16, 17
  4. group 14

Solution

There is a hydride gap where elements do not form hydrides. These metals have low affinity for hydrogen in their normal oxidation state. Therefore, metals of group 7,8 and 9 in periodic table do not form hydride. $\therefore$ Group 7,8 and 9 referred as hydride gap.

Asked in: AP EAMCET 2021 (24 Aug Shift 1)

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