Across
- 4. A noble gas used in light bulbs and welding
- 7. Vital for the production of hard metals,(batteries)
- 10. chemical element,it has symbol I and atomic number 53.
- 11. Essential for bone health/ important for muscle function
- 13. A key component of computer chips
- 14. It has the symbol B and atomic number 5.
- 15. Used to produce strong steel alloys
- 18. Lightweight and resistant to corrosion
- 21. symbol Mn and atomic number 25,classified as a transition metal
- 24. An excellent conductor of electricity
- 25. Has an atomic mass of 1.00784
- 26. The most reactive and electronegative element
- 27. Making up about 78% of Earth's atmosphere
- 28. Important for cellular function/helps balance functions
Down
- 1. A disinfectant commonly used in swimming pools
- 2. used in areospace materials due to lightness
- 3. Essential for immune function
- 5. Essential for life key component of DNA
- 6. Known for its high strength to weight ratio
- 8. Essential for respiration in most living things
- 9. chemical element with the symbol Sc and atomic number 21.
- 12. The most widely used metal/ essential for blood production
- 13. Chemical element of the alkali metal group
- 16. Used for fertilizers and the production of sulfuric acid
- 17. A soft, silvery white metal
- 19. Atomic number 24 and first element in group 6
- 20. A noble gas that emits a bright glow
- 22. Used in stainless steel and coinage
- 23. Has a total of 12 electrons
- 25. The second lightest element that is non-toxic