Periodic Table Crossword Puzzles: Free Printable and Online

Test your chemistry knowledge with engaging Periodic Table crossword puzzles on Grid Genius. Solve fun clues about elements, atomic numbers, and symbols.

Print any periodic table crossword below, download it as a PDF, or play it online. Free, and no signup is needed to play.

3 puzzles, click Print on any puzzle below

Periodic Table

Hard · 15×15 · 24 words
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Across

  1. 1. The standard of perfection that's 79 parts precious
  2. 7. Pressing matter for a blacksmith
  3. 8. Salt producer found in a messy halo Gen Z might recognize
  4. 9. A horizontal row that brings a sentence to a full stop
  5. 14. Relatively speaking, this element is named for a genius
  6. 16. A charged atom that's always in fashion
  7. 17. Not quite a moron, just the fifth element
  8. 18. A subterranean mammal's unit of measure
  9. 20. The sun's voice-altering inheritance
  10. 21. The outermost shell's capacity for a hanging drapery
  11. 22. The densest character in the entire cast
  12. 23. The 50th anniversary metal that is just a little thin
  13. 24. The brightest lights on Broadway

Down

  1. 2. A heavy metal that takes the front position
  2. 3. Kitchen basin metal for the galvanized
  3. 4. A gas that is a hero's undoing
  4. 5. The number one water generator
  5. 6. K, I will just have a banana
  6. 10. Life's backbone found in a diamond or a pencil
  7. 11. A radioactive series that sounds like a theatrical performance
  8. 12. Named for a cold dwarf, it fuels a heavy reaction
  9. 13. Stibnite's gift that sounds like it's against cash
  10. 15. Blue hue found in a mischievous sprite and a lightning bolt
  11. 19. A stranger among the noble gases

Periodic Table

Medium · 11×11 · 14 words
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Printing for a class?

Print 2 or 4 versions of this puzzle with different grid layouts, so desk neighbors cannot copy answers. Same words and clues, and each version has its own answer key. Class sets are a Plus feature in the Grid Genius app.

Make a class set →
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Across

  1. 2. Five-cent element often used in stainless steel
  2. 5. Element number five used in heat-resistant glassware
  3. 6. Colorless, odorless radioactive gas that can leak into basements
  4. 9. Strong, light metal used in aerospace and joint replacements
  5. 12. Metallic element found at the core of the Earth and your blood
  6. 13. Noble gas that gives Times Square its glow
  7. 14. Metal used to coat cans, symbolized by Sn

Down

  1. 1. Transition metal known for its deep blue pigment
  2. 3. Dense metal once used in pipes and paint, now in batteries
  3. 4. Heavy element named after the seventh planet
  4. 7. Lightweight metal used for foil and soda cans
  5. 8. The backbone of life and the primary component of diamonds
  6. 10. Halogen used as an antiseptic that turns starch purple
  7. 11. The standard of currency for millennia with symbol Au

Periodic Table

Easy · 7×7 · 7 words
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Printing for a class?

Print 2 or 4 versions of this puzzle with different grid layouts, so desk neighbors cannot copy answers. Same words and clues, and each version has its own answer key. Class sets are a Plus feature in the Grid Genius app.

Make a class set →
1
2
3
4
5
6
7

Across

  1. 2. Metal used to coat food cans
  2. 4. Short name for the metal used in foil
  3. 5. Gas in the air that we breathe
  4. 7. Heavy gray metal used in weights

Down

  1. 1. Invisible radioactive gas found in soil
  2. 3. Metal used to make steel
  3. 6. Shiny yellow precious metal

Make your own Periodic Table crossword

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Related Printable Crossword Topics

Periodic Table Crossword FAQ

Is this Periodic Table crossword puzzle free?

Yes. Every Periodic Table crossword on this page is free. You can print it, download it as a PDF, or play it online without paying anything or creating an account.

Can I print the Periodic Table crossword?

Yes. Click Print on any puzzle for a print-ready page with the grid, the clues, and a name and date line, or use Download to save it as a PDF, PNG, or JPEG for photocopying. The PDF download includes a filled answer key on the last page for grading.

Can students play these crosswords online?

Yes. Every puzzle has a Play online link that opens in the browser on any device. No app install and no signup is needed to play, which makes it easy to share with a class.

Can I make my own Periodic Table crossword?

Yes. The free Grid Genius crossword maker builds a puzzle from your own words and clues, with a printable grid and answer key. The Grid Genius app can also generate a complete crossword from any topic you type.