Classification of Elements and Periodicity in Properties - Result Question 5

####5. The element, with atomic number 118 , will be

(a) alkali

(c) lanthanide

(b) noble gas [1996]

(d) transition element

Show Answer

Solution:

  1. (b) Electronic configuration of element with atomic number 118 will be [Rn]5f146d107s27p6. Since its elctronic configuration in the outer most orbit (ns2np6) resemble with that of inert or noble gases, therefore it will be noble gas element.


NCERT Chapter Video Solution

Dual Pane