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Bonding summary


Type of bond Ionic Simple covalent Giant covalent Metallic

How the Ions formed Shared pair of Shared pair of Formed
bond is between a electrons between electrons between between
formed metal and a non-metals non-metals forming a metals. Has a
non-metal giant structure 'sea' of
delocalised
electrons

Example…

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Group 1 - alkali Transition metals Group 7 - halogens Group 0 ­ noble gases
Metal or non-metal metal metal Non-metal Non -metal
Trend in reactivity Increase as you No trend Decrease as you No trend
go down the go down
group
properties Soft, produce Form coloured Colours ­ get…

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