Across
- 2. The fixed amount of energy that a system described by quantum mechanics, such as a molecule, atom, nueclei, ect can have.
- 5. The positively charged center of the atom consisting of protons and neutrons.
- 6. A positively charged elementary particle that is a fundamental constituent of all atomic nuclei.
- 10. an atomic nucleus, atom, or molecule is its lowest energy state.
- 11. Mathematical function describing the wave-like behavior of an electron in an atom.
- 12. A stable negatively charged component of an atom.
Down
- 1. is the total number of protons and neutrons
- 3. The particle in the atomic nucleus with a mass of one and a charge of zero.
- 4. the arrangement of electrons around the nucleus of a particular atom or molecule
- 7. The number of a chemical element in the periodic system, whereby the elements are arranged.
- 8. Cloud The system of electrons surrounding the nucleus of an atom.
- 9. Two or more forms of the same element that contain equal protons but different neutrons in their nuclei