Chemistry Crossword

2. electrons will occupy separate orbitals within a subshell with parallel spins before they begin to pair up
3. Smaller levels
4. Orbits something
6. The circumfence of an atom
9. certain pairs of physical properties, like a particle's position and momentum, cannot be known with arbitrary precision at the same time
11. Not a metal but not a nonmetal
12. The circumfrence of an ion
14. the repulsion of inner-shell electrons from outer-shell electrons
15. Where electrons lie in an atom

1. a simplified model of a molecule that shows the bonding between atoms
5. the electrons in an atom's outermost shell
7. Not a metal
8. Shiny and conducts metal
10. fundamental chemical principle stating that the chemical properties of elements are periodic functions of their atomic numbers
13. very small