Question

write the symbols for the following elements

1. oxygen
2. hydrogen
3. chlorine
4. sodium
5. fluorine
6. carbon
7. helium
8. nitrogen
9. copper
10. sulfur
11. magnesium
12. manganese
13. neon
14. bromine
15. phosphorus
16. silver
17. lead
18. iron
19. calcium
20. potassium

write the name of the element that corresponds to each of the following symbols.

1. cu
2. k
3. c
4. au
5. zn
6. pb
7. fe
8. na
9. s
10. al
11. ca
12. ag
13. p
14. o
15. i
16. sn
17. h
18. f
19. ni
20. hg

Explanation:

We use the standard chemical symbols from the periodic table to match elements with their symbols and vice - versa.

Answer:

1. O
2. H
3. Cl
4. Na
5. F
6. C
7. He
8. N
9. Cu
10. S
11. Mg
12. Mn
13. Ne
14. Br
15. P
16. Ag
17. Pb
18. Fe
19. Ca
20. K
21. Copper
22. Potassium
23. Carbon
24. Gold
25. Zinc
26. Lead
27. Iron
28. Sodium
29. Sulfur
30. Aluminum
31. Calcium
32. Silver
33. Phosphorus
34. Oxygen
35. Iodine
36. Tin
37. Hydrogen
38. Fluorine
39. Nickel
40. Mercury