Question

First three consecutives ionization enthalpies of Aluminium atom are E1, E2 and E3 respectively then correct order of these ionization energy is (a) E1 = E2 > E3 (b) E3 > E1 > E2 (c) E1 > E2 > E3 (d) E3 > E2 > E1​

Answer 1

Answer:

optionD

Explanation:

more energy is required to remove 2nd electron and even more to remove 3rd electron as no. of protons remains the same