1. CH. 2 families/groups series/periods
The Periodic Table
CH. 2
families/groups
series/periods

2. The Periodic Table By 1850, approximately 60 elements are known
Dmitri Mendeleev in 1869 publishes the first periodic table
Lists the physical and chemical properties of the known elements
Places elements with similar properties in families

3. Mendeleev’s Periodic Table
Published in 1871, St. Petersburg, Russia by Dmitrii I. Mendeleev

4. The Modern Periodic Table

5. Why do we have those rows at the bottom?Tl Hg Au Hf Pt Ir Os Re W Ta He Rn At Po Bi Pb Cd Ag Zr Pd Rh Ru Tc Mo Nb Zn Cu Ti Ni Co Fe Mn Cr V In Xe I Te Sb Sn Ga Kr Br Se As Ge Al Ar Cl S P Si B Ne F O N C Li Be Na Mg K Ca Sc Rb Sr Y Cs Ba La Gd Cm Tb Bk Sm Pu Eu Am Nd U Pm Np Ce Th Pr Pa Yb No Lu Lr Er Fm Tm Md Dy Cf Ho Es Fr Ra Ac
This arrangement takes too
much space and is hard to read.

6. Atomic Symbols Each element is assigned a unique symbol.
hydrogen H arsenic As
uranium U radon Rn barium Ba gold Au
titanium Ti potassium K
Each symbol consists of 1 or 2 letters. The first is capitalized and the second is lower case.
Activity: I Am Am SULiVN, WHo ArRe YOU ?

7. The Periodic Table of the Elements
Alkali Metals
Alkali Earth Metals
Coinage Metals
Chalcogens
Halogens
Nobel Gases
Lanthanide Series
Actinide Series
Metals
Non Metals
Semi metals
Representative Elements
Transition Elements
Periods
Family or Groups

8. Metals, Semimetals & Non MetalsH He Li Be B C N O F Ne Na Mg Al Si P S Cl Ar K Ca Sc Ti V Cr Mn Fe Co Ni Cu Zn Ga Ge As Se Br Kr Rb Sr Y Zr Nb Mo Tc Ru Rh Pd Ag Cd In Sn Sb Te I Xe * Cs Ba Lu Hf Ta W Re Os Ir Pt Au Hg Tl Pb Bi Po At Rn + Fr Ra Lr * La Ce Pr Nd Pm Sm Eu Gd Tb Dy Ho Er Tm Yb + Ac Th Pa U Np Pu Am Cm Bk Cf Es Fm Md No

9. Common group names Alkali metals Alkaline earth metals Halogens
Noble gases
I A II A III A IV A V A VI A VIIA 0 H He Li Be B C N O F Ne Na Mg Al Si P S Cl Ar
III B IVB V B VIB VIIB VIII B IB IIB K Ca Sc Ti V Cr Mn Fe Co Ni Cu Zn Ga Ge As Se Br Kr Rb Sr Y Zr Nb Mo Tc Ru Rh Pd Ag Cd In Sn Sb Te I Xe Cs Ba Lu Hf Ta W Re Os Ir Pt Au Hg Tl Pb Bi Po At Rn Fr Ra Lr Gd Tb Sm Eu Nd Pm Ce Pr Yb La Er Tm Dy Ho Ac Th Pa U Np Pu Am Cm Bk Cf Es Fm Md No

10. The Elements in the Human Body Voet Biochemistry Percent dry weight
Carbon %
Hydrogen %
Oxygen 11%
Nitrogen 5.7%
Phosphorus 3.3%
Sulfur 1.0%
Calcium 5.0%
Potassium 1.3%
Sodium trace
Chlorine trace
Iron trace

11. Periodic Table Activities
Symbol Scrabble
Elemental Riddles and Bingo
A Chemistry Christmas Carol
An Elemental Tale: The Gold Dust Kid
Colorful Periodic Table Exercise
Structured Curriculum Lesson Plan
On line Games
Explore an Element: A report