Periodic Trends Vocabulary
Across
- 2. Ions with a negative charge
- 4. any of the elements fluorine, chlorine, bromine, iodine, and astatine, occupying group VIIA (17)
- 6. ion with a positive charge are called cations.
- 8. any of the six chemical elements that make up Group 1
- 11. any of various metallic elements (such as chromium, iron, and nickel) that have valence electrons in two shells instead of only one
- 14. a law stating that the elements, when listed in order of their atomic numbers (originally, atomic weights), fall into recurring groups, so that elements with similar properties occur at regular intervals.
- 15. any of the six chemical elements that make up Group 1
- 16. This famous person arranged and put together the periodic table.
- 17. an atom or molecule with a net electric charge due to the loss or gain of one or more electrons.
- 18. the tendency of an atom or a functional group to attract electrons toward itself.
- 19. any of the gaseous elements helium, neon, argon, krypton, xenon, and radon, occupying Group 0 (18)
Down
- 1. the process by which ions are formed by gain or loss of an electron from an atom or molecule.
- 3. an element (e.g. arsenic, antimony, or tin) whose properties are intermediate between those of metals and solid nonmetals or semiconductors.
- 5. The elements present in s- and p-blocks except inert gases
- 7. the elements which form negative ions by accepting or gaining electrons
- 9. The vertical columns on the periodic table
- 10. placed to the left of the zigzag line that runs between the five elements: boron, silicon, arsenic, tellurium, and astatine.
- 12. a horizontal row of the periodic table.
- 13. the total distance from the nucleus of an atom to the outermost orbital of its electron.