chemistry vocab
Across
- 2. table of the elements, arranges the chemical elements into rows and columns.
- 4. subatomic particle with a positive electric charge.
- 6. Atoms gain or lose electrons to have 8 outer electrons in the outer energy shell.
- 8. subatomic particle which has a neutral charge.
- 10. property that describes the tendency of an atom or a functional group to attract electrons toward itself.
- 11. ions that are negatively charged.
- 12. each of two or more forms of the same element that contain equal numbers of protons but different numbers of neutrons in their nuclei.
Down
- 1. The shortest distance between the atom's nuclei and the outermost shell of the atom.
- 3. a measure of the capability of an element to enter into chemical reactions requiring ion formation or donation of electrons.
- 5. Positively charged ion.
- 7. equivalent to the number of protons and neutrons in the atom.
- 9. a stable subatomic particle with a charge of negative electricity.