Across
- 3. an element that has properties of both metals and n
- 6. an element that is shiny and that conducts heat and electricity well
- 7. an arragement of the elements in order of their atomic numbers such that elements with similar properties fall in the same column, or group
Down
- 1. A one-, two-, or three letter abbreviation of the name of an element
- 2. An element that conducts heat and electrity poorly
- 4. in chemistry, a horizontal row of elements in the periodic table
- 5. a vertical column of elements in the periodic table
- 8. The weighted average of the masses of all naturally occurring isotopes of an element