Full table of hydrogen,heliun and so on wiyh valency and atomic no
Answers
ATOMICNO. ELEMENT VALENCY
1. HYDROGEN 1
2. HELIUM 0
3. LITHIUM 1
4. BERYLLIUM 2
5. BORON 3
6. CARBON 4
7. NITROGEN 2
8. OXYGEN 3
9. FLUORINE 1
10. NEON 0
11. SODIUM 1
12. MAGNESIUM 2
13. ALUMINIUM 3
14. SILICON 4
15. PHOSPHORUS 2
16. SULPHUR 3
17. CHLORINE 1
18. ARGON 0
19. POTASSIUM 1
20. CALCIUM 2