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Fundamentals of Periodic Table

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Presentation on theme: "Fundamentals of Periodic Table"— Presentation transcript:

1 Fundamentals of Periodic Table
Pictures, Notes

2 Symbol And Element Name that are NOT related to beginning letters
K Potassium Mn Manganese Fe iron Cu copper As arsenic Mg Magnesium

3 Symbol And Element Name that are NOT related to beginning letters
Ag Silver Sn Tin Sb Antimony Au Gold Pb Lead Na Sodium Hg Mercury

4 Grouped by State of Matter
Defined state of matter (phase) the element exists in at room temperature Solids (Symbol in Black) Liquids (Symbol in Blue) Hg, Ga, Br Gas (Symbol in Red)

5 The periodic table

6 Organization of elements
Elements can also be divided up into: Metals Nonmetals Metalloids

7

8 Metals Found on left side of table and in bottom extensions
Most are shiny solids that can be stretched and bent (main exception, Mercury) Good conductors of heat and electricity Transfers energy easily

9 Non metals All nonmetals, except hydrogen are found on right side of table Can be solids, liquids, or gases Typically dull and brittle Poor conductors of heat and electricity

10 How do metals differ from non-metals
They are bright and shiny They are malleable Conduct electricity Make up the majority of elements

11 Metalloids They are semi conductors
They have some properties in common with both metals and non-metals Ex: Some Metalloids can conduct electricity, but only under certain conditions and in certain directions B, Si, Ge, As, Sb, Te, Po, At

12 Identification of element in PT
The location of any element in the Periodic table can be found by listing its group and period numbers

13 Period Periods = Rows Rows
The separate two rows actually are part of the bottom 2 rows in the main body, removed for ease of drawing. Period Numbers increase as you move down the table (hydrogen is in period 1, lithium is in period 2…)

14 Rows or Periods that have Names
Lanthanides (part of row 6) Rare earths Actinides (part of row 7) Natural vs synthetic transuranium

15 Group Names for the Columns in the table Also called Families
Some groups have Family Names ( But not all groups have names) The colored groups are numbered 1A-8A from left to right Roman numbers can be used Other # are used for the uncolored

16 Families Sets of elements that have similar chemical characteristics
Alkali metals Alkaline earths Halogens Noble gases Transition metals

17 Transition metals

18 Transition metals (the largest group)
Located in the middle of the periodic table Groups 3 through 12 and all elements in the lowest 2 rows Includes most of the material we call metal outside of class (Fe, Cu, Ag, Au…) Much less reactive, in general, than Alkali, and Alkaline metals and the Halogens

19 Noble gases He, Ne, Ar, Kr, Xe, Rn

20 Noble gases (The disinterested)
The far right column Unreactive to any other materials (Inert) All gases, can exist in single atoms

21 Halogen group F, Cl, Br, I, At

22 Halogens (The Needy, Hooligans)
2nd column from right Very reactive with hydrogen, or the Alkali metals Contains elements in all 3 states of matter at room temp.

23 Alkali metals Li, Na, K, Rb, Cs, Fr

24 Alkali Metals (The Rich)
The left-most column, except Hydrogen (though hydrogen acts like the members of this family) Soft, shiny Reacts violently with water All solids at room temp

25 Alkaline Earth metals Be, Mg, Ca, Sr, Ba, Ra

26 Alkaline earth metals 2nd column on the left
Reactive, but not as much as alkalis

27 Lanthanides Period 6 Also called the Rare-earth elements because they used to be hard to find/refine a large quantity of the element They are considered transition metals The Lanthanide series can be found naturally on Earth. Only one element in the series is radioactive (Promethium).

28 Actinides Period 7 All elements in this group are radioactive and some are not found in nature. They are considered transition metals Some of the elements with higher atomic numbers have only been made in labs.

29 Group Numbers for Lanthanides and Actinides:
There is none, they are considered separate from the main part of the periodic table Instead of group #, use their names

30 On the periodic table, be able to label:
Alkali metals Alkaline earth metals Halogens Noble gases Lanthanides Actinides Transition metals


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