Question

why the group 1 elements are called alkali metals? ​

Answer 1

Answer:

The group 1 elements are called alkali metals because their hydroxides are soluble in water and form strongly alkaline solutions.

Answer 2

Answer:

$\bf\green{\underline{\underline{\fbox{AnsweR:}}}}$

$\bf\purple{\underline{Group 1\: Elements: -}}$

The elements of group 1 are called alkali metals because their oxides and hydroxides form alkaline solutions on treating with water. Therefore, the solution becomes basic or alkaline due to the formation of hyroxide ions.

$\bf\red{\underline{Additional\: Information: -}}$

$\bf\blue{\underline{Composition\:of\: Group 1: -}}$

Lithium (Li), Sodium (Na), Potassium (K), Rubidium (Rb), Cesium (Cs), and Francium (Fr).

$\bf\begin{Bmatrix} Lithium \\Sodium \\Potassium \\ Rubidium \\ Cesium \\ Francium\end{Bmatrix}$

Hope it will be helpful :)....✍️