1. Tardigrade
  2. Question
  3. Chemistry
  4. If atomic number of an inert gas is Z then an element with which of the following atomic number will has highest I.E.

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Q. If atomic number of an inert gas is $Z$ then an element with which of the following atomic number will has highest $I.E.$

Classification of Elements and Periodicity in Properties

Solution:

Atomic number of inert gas $= Z$
Second highest IE in a period = halogens $(Z-1)$