09 July 2015

CLASS XII CHEMISTRY

PROPERTIES OF ALKALI METALS

1.All the elements in group I are metals.
2.They are electropositive elements and form mono positive ion such as Na+ ,K+ etc.
3.They are monovalent.
4.They are reducing agent as they lose their  single valence electron.
5.Oxides and Hydroxides of these elements are alkaline.

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