Question

Which bases are called alkalies give one example

Answer 1

Alkalis are usually defined as a subset of the bases. One of two subsets is commonly chosen. A basic salt of an alkali metal or alkaline earth metal (This includes Mg(OH)2 but excludes NH3.) Any base that is soluble in water and forms hydroxide ions or the solution of a base in water.

Answer 2

Soluble bases are called alkalies.

example :- Sodium hydroxide (NaOH).