Question

please give me periodic table till 20

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Plz give me the answer as fast as you can ​

Answer 1

20 elements of periodic table are:-

Hydrogen

Helium

Lithium

Beryllium

Answer 2

•Periodic table Upto first twenty elements :-

1.Hydrogen

2.Helium

3. Lithium

4. Beryllium

5. Boron

6. Carbon

7. Nitrogen

8. Oxygen

9. Fluorine

10. Neon

11. Sodium

12. Magnesium

13. Aluminum

14. Silicon

15. Phosphorus

16. Sulphur

17. Chlorine

18. Argon

19. Potassium

20. Calcium.

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