_:nd6ba5424b3b1434e98a8be82dcee8c6fxb0
<http://schema.org/description>
"How can Na become like a noble gas.  It can lose an electron. What is the electron configuration of Cl. How can Cl become like a noble gas.  It can gain an electron 1s 2 2s 2 2p 6 3s 1 or [Ne] 1s 2 2s 2 2p 6 3s 2 3p 5 or [Ne] 3s 2 3p 5 3s 1."
<http://slideplayer.com/slide/8843812/>