Across
- 3. Atoms are made up of three particles (protons, neutrons, and electrons)
- 5. Used in Math and Chemistry
- 8. 5th period teacher
- 9. Has 8 valence electrons
- 10. The process of burning something (chemical combination)
- 12. Greyish-white metal
- 14. Closed shell electron configuration
- 15. Very large or small numbers
- 16. Many transition elements have more than one oxidation state (iron)
- 17. Have an infinite number of sf
- 18. Small Particle
- 19. An atom or molecule describes the minimum amount of energy required to remove an electron
- 20. Two electrons will not be in the same state in am atom
- 24. All matter is made up of tiny invisible particles (atoms)
- 25. What has 1 valence electron
- 26. 5th period class
- 28. Electrons will fill empty orbitals
- 29. (olem)
- 30. The mass of an atom of a chemical element expressed in units
Down
- 1. Chemical bond that involves the sharing of electron pairs between atoms
- 2. Any set of metallic elements occupying a central block
- 4. Half the distance between the Nuclei
- 6. Intermediate between those of metals and solid nonmetals
- 7. elcetonr
- 11. The distribution of electrons of an atom or molecule
- 13. A chemical compound that contains exactly two different elements
- 21. A formula giving the proportions of the elements present in a compound
- 22. d is what kind of shape
- 23. Physical and chemical properties of the elements recur in a systematic way
- 27. Fluorine,Chlorine, Bromine,Iodide, and Astatine