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