Hi Buddie05,
Welcome too the Apopole Community.
Wondering which iPad model you have,
also
which app you are trying to use Pencil with
and
if the Gen 2 pencil is charged, and is compatible with your iPad.
NB: We also don't know if you have been using that Pencil with that iPad before.
Find out which iPad model you have.
https://support.apple.com/en-au/HT201471
Find out which Apple Pencil works with which iPad:
https://support.apple.com/en-au/HT211029
charge your Apple Pencil, and check the battery level:
https://support.apple.com/en-au/HT211019
Have you tried following the trouble-shooting tips in this article:
Connect Apple Pencil with your iPad
(NB: Scroll down to:" If your Apple Pencil won't pair with your iPad"
https://support.apple.com/en-us/HT205236
Discussion thread on a similar topic:
Apple Pencil 2 not showing in Bluetooth
https://discussions.apple.com/thread/253520184
All the best :-)