Question

periodic table from 1 to 20 with full information... please tell I really need help.​

Answer 1

Answer:

name               atomic number

hydrogen      

helium  

lithium              

berilium      

boron          

carbon            

nitrogen

oxygen

flourine

neon

sodium

magnesium

alluminium

silicon

phosphorus

sulfphur

chlorine

argon

potassium

calcium

Explanation:

Answer 2

1. HYDROGEN(H)
2. HELLIUM(He)
3. LITHIUM(Li)
4. BERRYLIUM(Be)
5. BORON(B)
6. carbon
7. Nitrogen
8. oxygen
9. fluroine
10. neon
11. Sodium
12. Magnesium
13. Aluminium
14. silicon
15. phosphours
16. Sulfur
17. Chlorine
18. Argon
19. potassium

20.Calcium

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