list all s block elements

1. Hydrogen (H)

2. Helium (He)
3. Lithium (Li)
4. Beryllium (Be)
5. Sodium (Na)
6. Magnesium (Mg)
7. Potassium (K)
8. Calcium (Ca)
9. Rubidium (Rb)
10. Strontium (Sr)
11. Cesium (Cs)
12. Barium (Ba)
13. Francium (Fr)
14. Radium (Ra)