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AP EAMCET202124 Aug 2021Morning ShiftChemistryd and f Block ElementsActual

Hydride gap corresponds to elements of

Options

  1. Agroup 7, 8, 9
  2. Bgroup 13
  3. Cgroup 15, 16, 17
  4. Dgroup 14

Correct answer

A. group 7, 8, 9

Step-by-step 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. Group 7,8 and 9 referred as hydride gap.

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