Latest IIT-JEE Aptitude Question SOLUTION: Which of the following represents the correct order
of increasing first ionization enthalpy for Ca, Ba, S,
Se and Ar ?
(1) Ba < Ca < Se < S < Ar
(2) Ca < Ba < S < Se < Ar
(3) Ca <
Which of the following represents the correct order
of increasing first ionization enthalpy for Ca, Ba, S,
Se and Ar ?
(1) Ba < Ca < Se < S < Ar
(2) Ca < Ba < S < Se < Ar
(3) Ca < S < Ba < Se < Ar
(4) S < Se < Ca < Ba < Ar