The first 20 elements

All of the Library

Library edition words from PubChem

Hydrogen to calcium: each name and its symbol.

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Words from
PubChem periodic table (NIH). Facts from the U.S. National Library of Medicine, free to use.
Edition
PubChem periodic table data, as it stood on Oct. 16, 2026
Checked
Word for word against the source, on 16 October 2026.
How it was made
Each element’s name and symbol from the table, grouped by its group.
Edited by
Aheadso chose the cards and set them out.Every word on them is the source’s.
On the shelf
Science · 20 cards · 7 topics

The cards

  1. HydrogenNonmetalH
  2. HeliumNoble gasHe
  3. LithiumAlkali metalLi
  4. BerylliumAlkaline earth metalBe
  5. BoronMetalloidB
  6. CarbonNonmetalC
  7. NitrogenNonmetalN
  8. OxygenNonmetalO
  9. FluorineHalogenF
  10. NeonNoble gasNe
  11. SodiumAlkali metalNa
  12. MagnesiumAlkaline earth metalMg
All 20 cards
  1. AluminumPost-transition metalAl
  2. SiliconMetalloidSi
  3. PhosphorusNonmetalP
  4. SulfurNonmetalS
  5. ChlorineHalogenCl
  6. ArgonNoble gasAr
  7. PotassiumAlkali metalK
  8. CalciumAlkaline earth metalCa

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Every card here is copied word for word from its source.None of it is written by AI.