If you are eligible for reinstatement and wish to return to federal service the reinstatement program affords you an advantage other applicants don't have. You will have to locate openings and at a grade at or below the grade you left federal service. The process is straight forward and outlined below.
The period number is an identifier used to describe the row of the standard periodic table in which the element appears. The lanthanoids and actinoids are extensions of Periods 6 and 7 respectively, hence their assignment to those Periods.
Indicate the definition number. If the term has more than one definition in the dictionary, indicate which definition you used. A number indicates the entry number, since some words have more than one entry, and a letter indicates the definition under the entry number used. End the line with a period. Def. 1e.