2 Atomic Structure

Question 1

First IE

Answer 1

First Ie is energy required to
remove one mole of electrons
from one mole of gaseous atoms to
form one mole of singly charged gaseous cations.

Question 2

Second IE

Answer 2

Second IE is energy required to
remove one mole of electrons
from one mole of singly charged gaseous cations to
form one mole of doubly charged gaseous cations.