THE PERIODIC TABLE - NUST
www.nust.na › sites › defaultThe Periodic Table • Periodic Law - When the elements are arranged in order of increasing atomic number, there is a periodic repetition of their physical and chemical properties • Modern Periodic consists of: Periods - Horizontal rows of the periodic table (side to side) Groups or families - – vertical (up and down) column of elements in ...
Unit 3 Notes: Periodic Table Notes
www.lcps.org › cms › lib4problems with the Periodic Table were corrected. • This new arrangement creates a periodic repetition of both physical and chemical properties known as the ____ Periodic Law ___. Periods are the ____ Rows _____ Groups/Families are the Columns Valence electrons across a period are in the same energy level There are equal numbers of valence
The Periodic Table: Periodic trends
assets.cambridge.org › 9780521687706_excerptOn the modern Periodic Table, 112 known elements are arranged in order of increasing atomic numbers with elements with similar properties in the same vertical column.This includes synthetic elements.The Periodic Table is shown on the next page in figure 1.4 in its modern form. This is one of the many modern versions of the Periodic Table.