1. Study of Elements All Elements

2. Chromium Cr

3. Hydrogen H

4. Lithium Li

5. Sodium Na

6. Fluorine F

7. Strontium Sr

8. Neon Ne

9. Uranium U

10. Argon Ar

11. Sulfur S

12. Calcium Ca

13. Phosphorus P

14. Silicon Si

15. Chlorine Cl

16. Potassium K

17. Titanium Ti

18. Radon Rn

19. Magnesium Mg

20. Vanadium V

21. Manganese Mn

22. Boron B

23. Iron Fe

24. Oxygen O

25. Cobalt Co

26. Tin Sn

27. Nickel Ni

28. Antimony Sb

29. Copper Cu

30. Zinc Zn

31. Bismuth Bi

32. Arsenic As

33. Carbon C

34. Selenium Se

35. Bromine Br

36. Krypton Kr

37. Xenon Xe

38. Silver Ag

39. Iodine I

40. Cadmium Cd

41. Helium He

42. Cesium Cs

43. Barium Ba

44. Platinum Pt

45. Gold Au

46. Mercury Hg

47. Lead Pb

48. Francium Fr

49. Radium Ra

50. Plutonium Pu

51. Palladium Pd

52. Zirconium Zr

53. Rubidium Rb