All the alkali metals have valency -1-2-1-2

Question

Toppr Admin · Accepted Answer

The alkali metals have 1 valence electron and are electropositive in nature-xA0-They are soft metallic solids- with characteristic metal properties of shiny luster and high thermal and electrical conductivities- The alkali metals have low densities and melting points- increasing and decreasing respectively with increasing atomic mass-

All the alkali metals have valency :+1−2−1+2

All the alkali metals have valency :
$+ 1$
$- 2$
$- 1$
$+ 2$