Q

# Solve this problem The element having greatest difference between its first and second ionization energies, is :

The element having greatest difference between its first and second ionization energies, is :

• Option 1)

$Ca$

• Option 2)

$Sc$

• Option 3)

$Ba$

• Option 4)

$K$

Views

$K$ is from first group

$Mg,Sr,Sc$ are from second group .

$K$ , after $IE_{1}$ it will reach Noble gas configuration and its $IE_{2}$ will be very high,

$IE_{2}> > > IE_{1}$

Option 1)

$Ca$

Option 2)

$Sc$

Option 3)

$Ba$

Option 4)

$K$

Exams
Articles
Questions