Can You Name?

Elements Classic · completed 7 Aug 2026 · top 10

73

73/118 elements named

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6:29.697

Placement

You named more than 90% of players · estimate

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Replay position · 73/73 · 6:29 / 6:29 · 30 missed

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6:29

Matter in your table

Your recalled elements connect into familiar matter.

These are constituent-element matches, not instructions for mixing elements. Ratios, bonds, structure, and reaction conditions decide what matter actually forms.

  1. C₈H₁₀N₄O₂HCNO
    Element map · dotted links show shared membership, not chemical bonds

    Your table contains caffeine’s four elements.

    Every atom in caffeine is carbon, hydrogen, nitrogen, or oxygen. The subscripts show how many of each occur in one molecule.

    PubChem: caffeine

  2. Na+Cl−
    Ionic pairNaCl

    You named both sides of table salt.

    Sodium chloride is an ionic solid with sodium and chloride ions in a 1:1 ratio. The dotted link is ionic attraction, not a covalent bond.

    PubChem: sodium chloride

  3. CaCO₃COCa
    Element map · dotted links show shared membership, not chemical bonds

    Calcium, carbon, and oxygen put limestone on your map.

    Calcium carbonate is the principal chemical constituent of limestone and has the formula CaCO₃.

    PubChem: calcium carbonate

One element away

Magnesium would complete the element set for C₅₅H₇₂MgN₄O₅.

Mg

All 73 elements named

Your complete run in recall order.

  1. H1

    Hydrogen

    #1 recalled

  2. He2

    Helium

    #2 recalled

  3. Li3

    Lithium

    #3 recalled

  4. Be4

    Beryllium

    #4 recalled

  5. Ag47

    Silver

    #5 recalled

  6. Au79

    Gold

    #6 recalled

  7. Hg80

    Mercury

    #7 recalled

  8. U92

    Uranium

    #8 recalled

  9. O8

    Oxygen

    #9 recalled

  10. N7

    Nitrogen

    #10 recalled

  11. C6

    Carbon

    #11 recalled

  12. P15

    Phosphorus

    #12 recalled

  13. S16

    Sulfur

    #13 recalled

  14. Cl17

    Chlorine

    #14 recalled

  15. Br35

    Bromine

    #15 recalled

  16. I53

    Iodine

    #16 recalled

  17. Rn86

    Radon

    #17 recalled

  18. At85

    Astatine

    #18 recalled

  19. Sb51

    Antimony

    #19 recalled

  20. As33

    Arsenic

    #20 recalled

  21. Ge32

    Germanium

    #21 recalled

  22. Al13

    Aluminum

    #22 recalled

  23. Ga31

    Gallium

    #23 recalled

  24. Ni28

    Nickel

    #24 recalled

  25. Pt78

    Platinum

    #25 recalled

  26. Ir77

    Iridium

    #26 recalled

  27. W74

    Tungsten

    #27 recalled

  28. Rh45

    Rhodium

    #28 recalled

  29. Pd46

    Palladium

    #29 recalled

  30. Cd48

    Cadmium

    #30 recalled

  31. Zn30

    Zinc

    #31 recalled

  32. Cu29

    Copper

    #32 recalled

  33. Co27

    Cobalt

    #33 recalled

  34. Fe26

    Iron

    #34 recalled

  35. Mn25

    Manganese

    #35 recalled

  36. Cr24

    Chromium

    #36 recalled

  37. V23

    Vanadium

    #37 recalled

  38. Ti22

    Titanium

    #38 recalled

  39. Sc21

    Scandium

    #39 recalled

  40. Ca20

    Calcium

    #40 recalled

  41. Sr38

    Strontium

    #41 recalled

  42. Ba56

    Barium

    #42 recalled

  43. Ra88

    Radium

    #43 recalled

  44. Na11

    Sodium

    #44 recalled

  45. K19

    Potassium

    #45 recalled

  46. Rb37

    Rubidium

    #46 recalled

  47. Fr87

    Francium

    #47 recalled

  48. Bi83

    Bismuth

    #48 recalled

  49. Pb82

    Lead

    #49 recalled

  50. Lv116

    Livermorium

    #50 recalled

  51. Er68

    Erbium

    #51 recalled

  52. Tb65

    Terbium

    #52 recalled

  53. Pu94

    Plutonium

    #53 recalled

  54. Cf98

    Californium

    #54 recalled

  55. Es99

    Einsteinium

    #55 recalled

  56. Lr103

    Lawrencium

    #56 recalled

  57. Rf104

    Rutherfordium

    #57 recalled

  58. Ce58

    Cerium

    #58 recalled

  59. Sg106

    Seaborgium

    #59 recalled

  60. Hs108

    Hassium

    #60 recalled

  61. Os76

    Osmium

    #61 recalled

  62. Re75

    Rhenium

    #62 recalled

  63. Th90

    Thorium

    #63 recalled

  64. Db105

    Dubnium

    #64 recalled

  65. Y39

    Yttrium

    #65 recalled

  66. Zr40

    Zirconium

    #66 recalled

  67. Ru44

    Ruthenium

    #67 recalled

  68. Se34

    Selenium

    #68 recalled

  69. Po84

    Polonium

    #69 recalled

  70. Ar18

    Argon

    #70 recalled

  71. Ne10

    Neon

    #71 recalled

  72. Kr36

    Krypton

    #72 recalled

  73. Xe54

    Xenon

    #73 recalled

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