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Metals and non-matals (Metals (lustrous, hard, high density, high tensile…
Metals and non-matals
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Transition metals
Are in the centre of the periodic table, between groups 2 and 3
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like all other metals, transition metals are good conductors of heat and electricity and can be bent or hammered into shape.
Transition metals are stronger, harder, have higher melting and boiling points and are less reactive than the alkali metals.
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Metals form positive ions because they lose electrons since they only have a few in their outer shell.
non-metals form negative ions because they gain electrons since they have some empty spaces in their outer shell.