Question

write the elements name 1 to 20....​

Answer 1

Answer:

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. aluminium

14. silicon

15. phosphorus

16. sulphur

17.chlorine

18. argon

19.potassium

20. calcium

Please mark me as brainliest

Hope it helps you

Answer 2

Atomic Number Element Symbol

1 Hydrogen H

2 Helium He

3 Lithium Li

4 Beryllium Be

5 Boron B

6 Carbon C

7 Nitrogen N

8 Oxygen O

9 Fluorine F

10 Neon Ne

11 Sodium Na

12 Magnesium Mg

13 Aluminium Al

14 Silicon Si

15 Phosphorus P

16 Sulfur S

17 Chlorine Cl

18 Argon Ar

19 Potassium K

20 Calcium C