Question
Give three points of difference between 1s and 2s orbitals.
Solution
| 1s orbital | 2s orbital |
| 1. It is smaller in size than 2s orbital. | 1. It is larger in size than 1s orbital. |
| 2. It consists of a single sphere having no local plane. | 2. It consists of two spheres having one nodal plane. |
| 3. An electron in it has lesser energy. | 3. An electron in it has greater energy. |
