Question

Which of the following transition involves maximum amount of energy?

Solution

Correct option is

, after the removal of 2e, the nuclear charge per electron increases due to which high energy is required to remove 3e

SIMILAR QUESTIONS

Q1

The bond length or LiF will be

Q2

The ionic radius of ‘Cr’ is minimum in which of the following compounds?

Q3

The incorrect statement among the following is

Q4

Which ionisation potential (IP) in the following equations involves the greater amount of energy?

Q5

The first four ionisation energy values of an element are 191, 578, 872 and 5962 kcal. The number of valence electrons in the element is

Q6

Which one of the following elements has the highest ionisation energy?

Q7

In the Periodic Table, going down in the fluorine group

Q8

The Ist IEs of four consecutive elements present in the second period of Periodic Table are 8.3, 11.3, 14.5 and 13.6 eV respectively. Which of these is the IE of nitrogen?   

Q9

 

The formation of the oxide ion O2–(g) requires first an exothermic and then an endothermic step as shown below  

               

                    

This is because 

Q10

The electronic configuration of four elements are given below. Which element does not belong to the same family?