Copy and complete the following table

Element	Number of Neutrons	Electronic Configuration	Group in the periodic Table
\(^{23}_{11}Na\)	---	1s\(^{2}\)2s\(^{2}\)2p\(^{6}\)3s\(^{1}\)	1
\(^4_2He\)	2	----	---
----	7	1s\(^{2}\)2s\(^{2}\)2p\(^{2}\)	----