Loading...
Toggle Menu
Menu
ClassNotes
Search ClassNotes...
Search...
Ctrl
K
Command Palette
Search for a command to run...
Become a Tutor
Toggle layout
Toggle theme
Prepare Standardized Tests
Notes & Solved Past Papers
Shop
Tutors
Company
CE
Chief Editor
Oct 14, 2022
Bookmark
What is the atomic number of He?
Yes, atomic number of helium is 2 because it contains two protons.
Report issue
What is the atomic number of He