structure-of-atoms
| Topic | Replies | Views | Activity | |
|---|---|---|---|---|
| Write the electronic configuration of a positively charged sodium ion (Na+). Atomic number of sodium is 11 |
|
0 | 6313 | March 20, 2018 |
| Write two characteristics of the canal rays |
|
0 | 3577 | March 20, 2018 |
| How do you know that nucleus is very small as compared to the size of atom? |
|
0 | 8032 | March 20, 2018 |