Question

$11,17,10$ are the atomic number of elements $X,Y,$ and $Z.$
Write down their subshell electronic configuration, group, block, period,

Answer 1

Compounds	Subshell	Group	Block	Period
$X$ $Y$ $Z$	$1s^{2}2s^{2}2p^{6}3s^1$ $1s^{2}2s^{2}2p^{6}3s^{2}3p^5$ $1s^{2}2s^{2}2p^6$	$11$ $17$ $18$	$s$ $p$ $p$	$3$ $3$ $2$