JEE Main 20268 Apr, Evening shiftChemistryMediumClassification of Elements and Periodicity in Properties127× since 2002
Match List - I with List - II. List - I (Electronic configuration of neutral atom (where n = 2)): A. ; B. ; C. ; D. . List - II (1 Ionization Energy (kJ mol)): I. 2080; II. 899; III. 800; IV. 1402. Choose the correct answer from the options given below :