+14 votes
in Atomic Number by
edited by

Your answer

Your name to display (optional):
Privacy: Your email address will only be used for sending these notifications.
+12 votes
by

The atomic number of sodium (Na) is 11.

The atomic number of helium (He) is 2.

Welcome to Physicsgurus Q&A, where you can ask questions and receive answers from other members of the community.
...