Periodic table

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Across
  1. 5. This element is found in the Earth's crust and is important for plants.
  2. 6. The scientist who gave the periodic law and arranged the elements in the periodic table
  3. 9. The family of elements that includes sodium and potassium.
  4. 10. The atomic number of this element is 8, and it is essential for respiration
Down
  1. 1. The element with the highest atomic number in the alkali metal group.
  2. 2. A non-metal element that is essential for life and is found in Group 17
  3. 3. This element has the symbol "Na" and is commonly used in table salt.
  4. 4. This group of elements is known for being inert or non-reactive.
  5. 5. The type of bond formed by the sharing of electrons between atoms
  6. 7. This non-metal element has atomic number 7 and is vital for forming proteins
  7. 8. The atomic number of this element is 1.