Question

exit ticket: lewis dot diagrams practice
which of these is the correct lewis dot diagram for sodium?
a. na•
b. •na•
c. •na•
d. •na•

Explanation:

Lewis - dot diagrams show valence electrons as dots around the symbol of an element. Sodium (Na) has an atomic number of 11, with an electron - configuration of 2, 8, 1. So it has 1 valence electron. The Lewis - dot diagram for sodium should have the symbol 'Na' with 1 dot representing the valence electron.

Answer:

A. Na•