Answer to Question #4209 in Inorganic Chemistry for charu sinha

Question

Name any two metals in the activity series whose oxides are higly soluble in water.

Answer 1

The Alkali metals (the elements of Group1) are highly reactive and soluble in water with forming hydroxides
Li⁺, Na⁺, K⁺, Rb⁺, Cs⁺, Fr⁺
most reactive are Cs⁺, Fr⁺