Write the ground state electronic configurations, and indicate the number of unpaired

electrons, for:

$($a$)V($vanadium$)$;

$($b$)V^{+}$;

$($c$)V^{5+}$;

$($d$)$ the first excited state of Ar;

$($e$)$ the as$-$yet undiscovered alkali metal that would begin the $8$th row of the periodic table

$($under Fr$).$