Elements in the Periodic Table

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Across
  1. 2. An element that exists in nature and can be found in soil, plants, foods, and water
  2. 4. A silvery-white metal that is soft enough to be cut with a knife with little force
  3. 5. It is the most abundant chemical substance in the Universe, constituting roughly 75% of all baryonic mass.
  4. 8. It is a nonmetallic element with the symbol C and atomic number of 6.
  5. 10. A chemical element with the symbol Be and atomic number of 4.
  6. 11. A chemical element with the symbol Mg and atomic number of 12.
  7. 14. The second-lightest of the halogens, it appears between fluorine and bromine in the periodic
  8. 16. An inert gas which is the lightest member of the noble gas series.
  9. 17. It is a noble gas with the symbol Ne and atomic number of 10. is a chemical element with the symbol Ne and atomic number 10.
  10. 18. It is a member of the chalcogen group in the periodic table, a highly reactive nonmetal, and an oxidizing agent that readily forms oxides with most elements as well as with other compounds.
  11. 19. A chemical element with the symbol Ar and atomic number of 18
Down
  1. 1. It is an important component of hemoglobin
  2. 3. An element that came from the word "lithos," the Greek word for stone, because it is present in trace amounts in virtually all rocks
  3. 4. It is the second most abundant mineral in the body
  4. 6. A chemical element with the symbol Na and atomic number of 11.
  5. 7. It is a silvery-white, soft, non-magnetic and ductile metal.
  6. 9. It is the lightest halogen and exists as a highly toxic pale yellow diatomic gas at standard conditions.
  7. 12. An element with the symbol N and atomic number of 7.
  8. 13. It is a hard and brittle crystalline solid with a blue-grey metallic lustre.
  9. 15. It is known as a low-abundance element in the Earth.