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Chapter 8: The Periodic Table - Coggle Diagram
Chapter 8: The Periodic Table
Group I
Physical Properties
Low Melting Point
Low Densities
Soft
Chemical Properties
React with water to produce a metal hydroxide and oxygen
React with oxygen to produce a metal oxide
React with chlorine to form metal chlorides
Trends down Group I
Reactivity increases
Melting point decreases
Densities increase
Group VII
Physical Properties
Diatomic molecules
Low melting and boiling point
Intensity of colour increases down the group
Chemical Properties
Displacement reaction- more reactive Halogens displaces a less reactive hallide in an aqueous compound.
Reacts with a metal to form a metal halide
Trends down Group VII
Melting and boiling point increase down the group
Reactivity deceases
Transition Elements
Physical Properties
Hard
High Melting Point
High Densities
Chemical Properties
Exhibit variable oxidation states
forms coloured compounds
makes a good catalyst
Noble Gases
Physical Properties
Monoatomic gases
Low melting and boiling point
Colourless