Question

List of all elements with their valency along with their names

Answer 1

google pe dheko answer milega

Answer 2

Its pretty big.... But i can say first 20

1. Hydrogen - 1

2.helium - 0

3.lithium - 1

4. Beryllium - 2

5.boron - 3

6.carbon- 4

7. Nitrogen - 5

8. Oxygen - 6

9.fluorine - 7

10. Neon - 0

11. Sodium - 1

12. Magnesium - 2

13. Aluminium - 3

14. Silicon- 4

15. Phosphorus - 5

16. Sulphur - 6

17. Chlorine - 7

18. Argon - 0

19. Potassium - 1

20.calcium - 2