The rock in the picture is rhyolite, an extrusive igneous rock. Based on its appearance, how would you classify this rock? Question 1 options: A) Ultramafic B) Mafic C) Intermediate D) Felsic

I'm learning about the periodic tables and what each subject's configuration is. for example, hydrogen is 1s^1, but i don't understand how you get that. can someone me understand how to figure out how to figure this out? sorry if the question makes no sense, but it would really a lot if you could me understand! you so much if you can!