Across
- 3. What is the first element on the periodic table
- 4. Regular pattern in bonding
- 7. The top compartment of the heart with the most muscle
- 11. The person who discovers vaccines
- 12. What has the electronic structure of 2,8,18,18,8
- 14. The bond where atoms share electrons with each other
- 16. Something consisting of 2 atoms
- 17. Who was the french biologist who developed the germ theory
- 19. A molecule that can be bonded to other identical molecules to form a polymer.
Down
- 1. A bacterium, virus, or other microorganism that can cause disease.
- 2. Who was the german physician who developed the germ theory
- 5. A Cell without a nucleus.
- 6. What is the atomic symbol of oganesson
- 8. Is a giant covalent structure that is transparen
- 9. The gas with 1 carbon atom and 2 oxygen atom
- 10. The bottom compartment of the heart with the most muscle
- 11. A cell with a nucleus.
- 13. What has the atomic mass of 294
- 15. An injection of a dead or weak strain of a disease
- 18. what is the 88th period on the periodic table