click below
click below
Normal Size Small Size show me how
vocabulary
ch.3 L.1, 2, and 3
Question | Answer |
---|---|
1. a chart of elements arranged into rows and columns according to their physical and chemical properties | periodic table |
2. a column on the periodic table | group |
3. the rows on the periodic table | periods |
4. an element that is generally shiny. it is easily pulled into wires or hammered into thin sheets. a metal is a good conductor of electricity and thermal energy | metal |
5. describes the ability of a metal to reflect light | luster |
6. the ability to be pulled into thin wires | ductility |
7. the ability of a substance to be hammered or rolled into sheets | malleability |
8. the elements in group 1 on the periodic table | alkali metals |
9. the elements in group 2 on the periodic table | alkaline earth metals |
10. the elements in groups 3-12 | transition elements |
11. elements that have no metallic properties | nonmetals |
12. an element in group 17 of the periodic table | halogen |
13. the elements in group 18 | noble gases |
14. an element that has physical and chemical properties of both metals and nonmetals | metalloid |
15. conducts electricity at high temperatures, but not at low temperatures | semiconductor |