Question

Identify the least stable ion amongst the following :

Solution

Correct option is

Be

 

Write configuration of all species. Half filled and full filled orbitals are more stable as compared to nearly half filled and nearly full filled orbitals.

         

         

 Be will be least stable.

SIMILAR QUESTIONS

Q1

The species in which the central atom uses sp2 hybrid orbitals in its bonding is :

Q2

The molecule which has zero dipole moment is :

Q3

The molecule which has pyramidal shape is :

Q4

Which one is most ionic?

Q5

Number of paired electrons in O2 molecule is :

Q6

Among the following species, identify the isostructural pairs, .

Q7

The correct order of increasing C―O bond length of CO, , is

Q8

Molecular shapes of SF4, CF4 and XeF4 are :

Q9

The common features among the species CN, CO and NO+ are

Q10

According to molecular orbital theory which of the following statement about the magnetic character and bond order is correct regarding .