Ch 6 Periodic Table.notebook

1

December 03, 2014

What is an Element?

Element: Substance made of only one kind 

of atom!

What is the Periodic Table of 

Elements?

Ch 6 Periodic Table.notebook

2

December 03, 2014

p. 143Dimitri Mendeleev

https://www.youtube.com/watch?v=QA4cFCfoj7cEdmunds song 2:48

Ch 6 Periodic Table.notebook

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December 03, 2014

PERIODIC SQUARE

C6

Carbon12.011

AtomicNumber

Elementsymbol

Element name

Atomic mass

118 elements!

Ch 6 Periodic Table.notebook

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December 03, 2014

Vertical Columns called GROUPS or FAMILIES.

https://www.youtube.com/watch?v=m55kgyApYrYAlkali metals 3:16

Alkali metals­Group 1: Highly reactive!

Elements in the same group have similar properties!

Ch 6 Periodic Table.notebook

5

December 03, 2014

Noble Gases: Non­reactive!

ALL ARE VERY STABLE...why?

What group number is this?

https://www.youtube.com/watch?v=QLrofyj6a2s

Ch 6 Periodic Table.notebook

6

December 03, 2014

Horizontal rows called PERIODS.

How do properties of elements change as you move from left to right across the periods?

Atomic number:

Metallic Properties:

Mass number:

Ch 6 Periodic Table.notebook

7

December 03, 2014

Name 3 metals.

Metals are:

• Good conductors of Heat and Electricity

• Shiny when cut

• Ductile

• Malleable

Ch 6 Periodic Table.notebook

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December 03, 2014

METALS ARE DUCTILE

Ch 6 Periodic Table.notebook

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December 03, 2014

METALS ARE MALLEABLE

Ch 6 Periodic Table.notebook

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December 03, 2014

Metalloids

Ch 6 Periodic Table.notebook

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December 03, 2014

Alkali M

etals

Alkaline

Met

als

Transition Elements

Boro

n Fa

mily

Oxy

gen

Family

Carb

on F

amily

Nitro

gen

Family

Halog

ens

Nob

le (In

ert)

Gase

s