Question

What are the various factors due to which the ionization enthalpy

Answer 1

Answer:

${ { {. {.}^{2} }^{2} }^{2} }^{2}$

Answer 2

Answer:

Answer: The factors responsible for the ionization enthalpy of the main group elements to decrease down a group are listed below:

Increase in the atomic size of elements:

• As we move down a group, the number of main energy shells(n) increases.

• As a result, the atomic size also increases gradually on moving down a group.