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\(^{2}\) |
—- |
Explanation
| Element | Number of Neutrons | Electronic Configuration | Group in the periodic Table |
| \(^{23}_{11}Na\) | 12 | 1s\(^{2}\)2s\(^{2}\)2p\(^{6}\)3s\(^{1}\) | 1 |
| \(^4_2He\) | 2 | 1s\(^{2}\) | O or VIII or 8 |
| \(^{13}_6C\) | 7 | 1s\(^{2}\)2s\(^{2}\)2p\(^{2}\) | IV or 4 |