Families of Elements

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Families of Elements
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Alkali Metals
3
Alkali Metals

• Group 1 on the periodic table

4
Alkali Metals

• Group 1 on the periodic table
• One valence electron

5
Alkali Metals

• Group 1 on the periodic table
• One valence electron
• Most reactive metals

6
Alkali Metals

• Group 1 on the periodic table
• One valence electron
• Most reactive metals
• Low melting and boiling points make them soft

7
Alkali Metals

• Group 1 on the periodic table
• One valence electron
• Most reactive metals
• Low melting and boiling points make them soft
• Not found in their pure state in nature

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Alkali Metals

• Group 1 on the periodic table
• One valence electron
• Most reactive metals
• Low melting and boiling points make them soft
• Not found in their pure state in nature
• React with water to form basic (alkaline)
  solutions

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Alkali Metals

• Group 1 on the periodic table
• One valence electron
• Most reactive metals
• Low melting and boiling points make them soft
• Not found in their pure state in nature
• React with water to form basic (alkaline)
  solutions
• Compounds are white, solutions are colorless

10
Alkaline Earth Metals
11
Alkaline Earth Metals

• Group 2 on the periodic table

12
Alkaline Earth Metals

• Group 2 on the periodic table
• Two valence electrons

13
Alkaline Earth Metals

• Group 2 on the periodic table
• Two valence electrons
• Very reactive, but less reactive than group 1

14
Alkaline Earth Metals

• Group 2 on the periodic table
• Two valence electrons
• Very reactive, but less reactive than group 1
• Higher melting and boiling points than group 1

15
Alkaline Earth Metals

• Group 2 on the periodic table
• Two valence electrons
• Very reactive, but less reactive than group 1
• Higher melting and boiling points than group 1
• Soft, but harder than group 1

16
Alkaline Earth Metals

• Group 2 on the periodic table
• Two valence electrons
• Very reactive, but less reactive than group 1
• Higher melting and boiling points than group 1
• Soft, but harder than group 1
• Not found in their pure state in nature

17
Alkaline Earth Metals

• Group 2 on the periodic table
• Two valence electrons
• Very reactive, but less reactive than group 1
• Higher melting and boiling points than group 1
• Soft, but harder than group 1
• Not found in their pure state in nature
• React with water to form basic (alkaline)
  solutions

18
Alkaline Earth Metals

• Group 2 on the periodic table
• Two valence electrons
• Very reactive, but less reactive than group 1
• Higher melting and boiling points than group 1
• Soft, but harder than group 1
• Not found in their pure state in nature
• React with water to form basic (alkaline)
  solutions
• Compounds are white, solutions are colorless

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Transition Metals
20
Transition Metals

• Groups 3-12 on the periodic table

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Transition Metals

• Groups 3-12 on the periodic table
• Number of valence electrons vary (usually 1-4)

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Transition Metals

• Groups 3-12 on the periodic table
• Number of valence electrons vary (usually 1-4)
• Less reactive and harder than other metals

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Transition Metals

• Groups 3-12 on the periodic table
• Number of valence electrons vary (usually 1-4)
• Less reactive and harder than other metals
• Compounds are colored (except for Zn and Ag)

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Transition Metals

• Groups 3-12 on the periodic table
• Number of valence electrons vary (usually 1-4)
• Less reactive and harder than other metals
• Compounds are colored (except for Zn and Ag)
• Can be found in their pure form in nature

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Transition Metals

• Groups 3-12 on the periodic table
• Number of valence electrons vary (usually 1-4)
• Less reactive and harder than other metals
• Compounds are colored (except for Zn and Ag)
• Can be found in their pure form in nature
• Higher melting and boiling points than other
  metals

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Transition Metals

• Groups 3-12 on the periodic table
• Number of valence electrons vary (usually 1-4)
• Less reactive and harder than other metals
• Compounds are colored (except for Zn and Ag)
• Can be found in their pure form in nature
• Higher melting and boiling points than other
  metals
• Mercury is the only metal that is liquid at room
  temperature

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Rare Earth Metals

• Two rows at the very bottom of the periodic table.

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Rare Earth Metals

• Two rows at the very bottom of the periodic
  table.
• Due to their large size, most of these elements
  are radioactive.

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Rare Earth Metals

• Two rows at the very bottom of the periodic
  table.
• Due to their large size, most of these elements
  are radioactive.
• Typically not found in a lot of compounds,
  although it is possible.

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Halogens
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Halogens

• Group 17 on the periodic table

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Halogens

• Group 17 on the periodic table
• Seven valence electrons

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Halogens

• Group 17 on the periodic table
• Seven valence electrons
• Most reactive nonmetals

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Halogens

• Group 17 on the periodic table
• Seven valence electrons
• Most reactive nonmetals
• Can be solid (I, At), liquid (Br), or gas (F, Cl)
  at room temperature

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Halogens

• Group 17 on the periodic table
• Seven valence electrons
• Most reactive nonmetals
• Can be solid (I, At), liquid (Br), or gas (F, Cl)
  at room temperature
• Solids are brittle, not malleable

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Noble Gases
37
Noble Gases

• Group 18 on the periodic table

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Noble Gases

• Group 18 on the periodic table
• Eight valence electrons (2 for He)

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Noble Gases

• Group 18 on the periodic table
• Eight valence electrons (2 for He)
• Do not react with other elements unless forced to

40
Noble Gases

• Group 18 on the periodic table
• Eight valence electrons (2 for He)
• Do not react with other elements unless forced to
• Typically used as a filler gas when space needs
  to be taken up without a reaction taking place.