Question

why do alkali metals tarnish in dry air?

Answer 1

Alkali metals tarnish in dry air. They form thin layer of oxide on their surface,which in turn react with moisture to form hydroxides. Alkali metals burn vigorously in oxygen forming oxides. ... Lithium is the only alkali metal to directly form oxide and nitride from air.

Answer 2

ĀNSWĒR ⏬⏬


Alkali metals tarnish in dry airBecause They form thin layer of oxide on their surface,which in turn react with moisture to form hydroxides. 


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#Nishi HarYanvi ♥