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4/4/ How did Mendeleev order his Periodic Table?

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Presentation on theme: "4/4/ How did Mendeleev order his Periodic Table?"— Presentation transcript:

1 4/4/16 5.1 How did Mendeleev order his Periodic Table?
Please take out chapter 5 study guide handout and a highlighter.

2 4/4/16 HW assignment Element symbol quiz is Friday 4/8/16
Symbol  name If need be, review vocabulary on “Periodic Table Check in” handout.

3 4/4/16 HW assignment Need: textbook and separate paper
Assignment: Read p P129 - Answer questions #1-5 in complete sentences Due: Friday 4/8/16 ( 10 points) Bonus: illustrate some of your answers; example – blanks in periodic table Element symbol quiz is Friday 4/8/16

4 Objective Describe how Mendeleev arranged the elements in his table – by Mass, but also in groups – by how they react with other elements. He also predicted the properties of missing elements ( Gallium and Germanium)

5 4/5/16 5.1 Organizing The Elements
Please open textbook to page 126

6 4/5/16 5.1 Organizing The Elements
Please look at figure 3 on p 127

7 4/5/16 HW Need: textbook and 5.1 handout
Assignment: complete reading p and answer questions 1-10 on handout. Due: tomorrow 4/6/16

8 4/6/16 MODELING MENDELEEV Please take out 4/5/16 hw handout

9 Objective Describe how Mendeleev arranged the elements in his table – by Mass, but also in groups – by how they react with other elements. He also predicted the properties of missing elements ( Gallium and Germanium)

10 demo Mendeleev knew relative masses of elements – example Al vs. Cu
Hydrogen is the lightest element Uranium is the heaviest element

11 4/6/16HW Need: top 40 element symbols handout Quia and Quizlet websites, ‘The Elements flashcards” app, Mrs. Smith’s flashcards etc HW – study 40 chemical symbols – know their names. Due: Friday 4/8/16 quiz

12 4/6/16 MODELING MENDELEEV By MASS BY PROPERITIES (METALLIC VS. NON)

13 Mendeleev’s method Arranged elements by increasing mass
Started a new row when pattern / property repeated itself (periodic)  elements in columns have similar properties Left blanks in table for undiscovered elements Predicted properties of undiscovered elements

14 4/7/16 Practice Grouping Elements
Please take out your agenda

15 4/7/16 HW Bring to class tomorrow 6+ colored pencils, highlighters, markers, pens for coloring a periodic table. Too much anxiety Element Symbol  name quiz is Monday

16 Activity Please clear your desk; In groups of 2-3,
Construct your own periodic table table using the symbol side of the flashcards.

17 4/8/16 Please make sure you have 6 or more colors Pick up a handout

18 Objective Color code categories of elements on the periodic table.

19 Coloring 6*Categories of Elements
8A Noble Gases 1A Alkali Metals 7A Halogens Stair step – see textbook – Metalloids Upper right – other nonmetals *2A and all the rest - other metals *you may color up to 10 categories if you want

20 4/8/16 Need: internet, printer
Assignment: Brainpop video + printed quiz for Periodic Table of Elements Due: Tuesday 4/12/16

21 Coloring 6*Categories of Elements
8A Noble Gases 1A Alkali Metals 7A Halogens Stair step – see textbook – Metalloids Upper right – other nonmetals *2A and all the rest - other metals *you may color up to 10 categories if you want

22 When I say you are done: Practice symbols  names
Practice “seeing” electron configurations in hallway.

23 4/11/16 Please clear your desk except for a pen Or pencil

24 4/11/16 HW Need: (binder or) folder
Assignment: study your drawings of atoms and your electron dot diagrams with mom or dad or brother or sister. Due: bring to class tomorrow

25 Please take out your colored periodic table
Why are the Transition Metals called Transition Metals?

26 On the back of your periodic table
Why are the Transition Metals called Transition Metals? What is the transition? “As you move across each atom of a period becomes less like the one at the beginning of the period.”

27


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