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