November 13, 2020
Collect: The Elements on Xeno WS
Video: World of Chemistry - The Periodic Table (14 minutes)
period vs. group
reactivity of elements within a family He, Ne, Ar, Kr, Xe & Li, Na, K
(bullet proof glass) substitute K for Na
Transparencies - different organization of periodic tables (Dutch wheel, pyramid)
Look at When elements were discovered (Origins of the Elements)
Trends in size of atom
HW: Look at web
Periodic Table Links
for 10 minutes to learn about elements discovery and names
Table - Word List Paragraph
Introductory Chemistry Concepts and Connections 4th
Edition by Corwin
6.1 CLASSIFICATION OF ELEMENT:
Objective: To state the original periodic law
proposed by Mendeleev.
6.2 THE PERIODIC LAW CONCEPT: (pg 139-140)
Objective: To explain the modern periodic law
concept proposed by Moseley
6.3 GROUPS AND PERIODS OF ELEMENTS: (pg 140-143)
Objective: To apply the following terms to the
period table of elements.
(a) groups (families) and periods (series)
(b) representative elements and transition elements
(c) metals, semimetals, and nonmetals
(d) alkali metals, alkaline earth metals, halogens, and noble gases
(e) lanthanide series and actinide series
(f) rare earth elements and transuranium elements
Objective: To designate a group of elements in the periodic table
using IUPAC convention (1-18).
6.4 PERIODIC TRENDS: (pg 143-145)
Objective: To state the trend in atomic size
within a group or period of elements.
Objective: To state the trend in metallic character within a
group or period.
6.5 PROPERTIES OF ELEMENTS: (pg 145-147)
Objective: To predict a physical property for an
element given the values of other elements in the same group.
Objective: To predict a chemical formula for a compound given the
formulas of other compounds containing an element in the same group.
6.6 BLOCKS OF ELEMENT: (pg 147-149)
Objective: To predict the highest energy sublevel
for an element given its position in the periodic table.
Objective: To predict the electron configuration for an element
given its position in the periodic table.
6.7 VALENCE ELECTRONS: (pg 149-150)
Objective: To predict the number of valence
electrons for any representative element.
6.8 ELECTRON DOT FORMULAS: (pg
Objective: To draw the electron dot formula for
any representative element.
6.9 IONIZATION ENERGY: (pg 152-153)
Objective: To state the general trends of
ionization energy in the periodic table.
Objective: To state the group with the highest and lowest
6.10 IONIC CHARGES: (pg 153-156)
Objective: To predict the ionic charge for any
Objective: To write the predicted electron configuration for