Which of the following will have maximum electron affinity?
1s2 2s2 2p6 3s2 3p5
B and D are noble gases. Now electronegativity of A (which is F) should be greater than that of C (Which is Cl) but it is an exception (refer to text).
Which of the following gains electrons more easily?
IE1 and IE2 of Mg are 178 and 348 kcal mole–1. The energy required for the reaction,
The IE1, IE2, IE3, IE4, and IE5 of an element are 7.1, 14.3, 34.5, 46.8, 162.2 eV respectively. The element is likely to be:
Inert pair effect is shown by :
The electro-negativities of N, C, Si and P are such that:
The electronic configuration 1s2 2s2 2p6 3s2 3p6 3d10, 4s2 4p6 4d10, 5s2is for :
EN of the element (A) is E1 and IP is E2. Hence EA will be:
The first ionization potential (in eV) on N, O atoms are: