Question

CHEMISTRY
Q1.
Make a list of the names and symbols of first 20 elements of periodic table. ​

Answer 1

Answer:

Here is your answer mate. :)

Explanation:

H - Hydrogen

He - Helium

Li - Lithium

Be - Beryllium

B - Boron

C - Carbon

N - Nitrogen

O - Oxygen

F - Fluorine

Ne - Neon

Na - Sodium

Mg - Magnesium

Al - Aluminum

Si - Silicon

P - Phosphorus

S - Sulfur

Cl - Chlorine

Ar - Argon

K - Potassium

Ca - Calcium

Answer 2

1. H - Hydrogen

2. He - Helium

3. Li - Lithium

4. Be - Beryllium

5. B - Boron

6. C - Carbon

7. N - Nitrogen

8. O - Oxygen

9. F - Fluorine

10. Ne - Neon

11. Na - Sodium

12. Mg - Magnesium

13. Al - Aluminium

14. Si - Silicon

15. P - Phosphorus

16. S - Sulphur

17. Cl - Chlorine

18. Ar - Argon

19. K - Potassium

20. Ca - Calcium.