Question

The size of isoelectronic species C⁴⁻, N³⁻ and Mg²⁺ is affected by
(a) nuclear charge (Z)
(b) principle quantum number
(c) interelectronic repulsion
(d) None of these

Answer 1

$\huge\bf{hey\:mate..!}$

Answer :

$\small\bf\underline\red{a)Nuclear\: charge}$

thanks :)

Answer 2

Answer

A)Nuclearcharge​ 

thanks :).