S C Kheterpal, S N Dhawan and, P N Kapil Solutions for Chapter: Structure of Atom, Exercise 10: PROBLEMS FOR PRACTICE

Give the electronic configuration of the ion: ${\mathrm{Na}}^{+}$

Give the electronic configuration of the ion: ${\mathrm{N}}^{-1}$

Give the electronic configuration of the ion: ${\mathrm{N}}^{2+}$

Write the electronic configuration of ${}_9{}^{19}\mathrm{F}^{},{}_{16}{}^{32}\mathrm{S}^{}$and ${}_{18}{}^{38}\mathrm{Ar}^{}$and then point out the element with maximum number of unpaired electrons.

What is the atomic number of element whose outermost electrons are represented by

$2{\mathrm{p}}^3$

What is the atomic number of element whose outermost electrons are represented by

$3{\mathrm{d}}^6$

What atom is indicated by the following configuration?

$\left[\mathrm{Ne}\right]3{\mathrm{s}}^{2}3{\mathrm{p}}^3$

What atom is indicated by the following configuration?

$\left[\mathrm{Ar}\right]4{\mathrm{s}}^{2}3{\mathrm{d}}^1$