Question

Write the atomic number and name of an
element having configuration 452, 4p!​

Answer 1

Answer:

Valence shell configuration 4s24p6 suggests that it is the electronic configuration of a noble gas element because valence shell is containing 8 electrons. Also 4s24p6 suggests that it is the element of the 4th period, so we can conclude that this is a noble gas element of the 4th period