CHM 1025C Module Three (Sample) Name:_________________

Module Three Part P: Periodic Chart Identification 15 points

Selected symbols have been placed into the following blank periodic table of elements:

Which symbol in the above periodic table fits the following description?

_____1. an alkali metal

_____2. A halogen

_____3. an alkaline earth element

_____4. a noble gas

_____5. A representative element in the fifth period

_____6. a semimetal

_____7. An element in the lanthanide series

_____8. an element with the atomic number 13

_____9. an element filling a 5d sublevel

_____10. an element with six valence electrons

_____11. an element corresponding to: 1s² 2s² 2p⁶ 3s² 3p⁶ 4s² 3d⁷

_____12. an element with four valence electrons

_____13. an element in the actinide series

_____14. the main isotope of this element has zero neutrons in the nucleus

_____15. a representative element in the first period of the periodic table