Question

Ionization energy will be maximum for the process

• A. $Ba\to B{a}^{2+}$
  
• B. $Be\to B{e}^{2+}$
  
• C. $Cs\to C{s}^{+}$
  
• D. $Li\to L{i}^{+}$

Answer 1

The correct option is B $Be\to B{e}^{2+}$


Ionization energy increases along the period.