Question

19 atomic numbers from hydrogen​

Answer 1

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 Aluminum  - Al

14 Silicon - Si

15 Phosphorus - P

16 Sulfur - S

17 Chlorine - Cl

18 Argon - Ar

19 Potassium - K

Answer 2

Answer:

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. Aluminum — Al
14. Silicon — Si
15. Phosphorus — P
16. Sulphur — S
17. Chlorine — Cl
18. Argon — Ar
19. Potassium — K

Explanation:

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