Question

Arrange the elements with the following electronic configurations in increasing order of electron affinity
(i) 1s²s² 2p⁵
(ii) 1s² 2s² 2p⁴
(iii) 1s² 2s² 2p⁶ 3s² 3p⁴
(iv) 1s² 2s² 2p⁶ 3s² 3p⁵
(a) (ii)< (iii) < (i) < (iv)
(b) (iii) < (ii) < (iv) < (i)
(c) (iii) < (ii) < (i) < (iv)
(d) (ii) < (iii) < (iv) < (i)

Answer 1

d) (iii)<(ii)<(iv)<(i)