Vocab

5. measure of an ion's size in crystal lattice
7. measure of the atom's ability to attract electrons towards itself within a chemical bond
8. good conductor of heat and electricity
11. region around the nucleus in an atom
12. created the periodic table of elements
13. element that isn't a metal
14. principle that the chemical and physical properties of elements are periodic functions of their atomic numbers
15. the smallest possible discrete unit of something

1. relating to an orbit or orbits
2. electrons in outermost shell
3. electrons fill orbitals of the same energy level one at a time before they start pairing up, and that each of these electrons has the same spin
4. a set of numbers used to describe the location and energy of an electron in an atom
6. element between a metal and nonmetal
9. measurement of an atom's size defined as the distance from the nucleus to the outer edge of the electron cloud
10. subdivision of a larger level