Question

difference between group IA elements and elements of group IIA​

Answer 1

Answer:

The elements in group IA are called the alkali metals. The elements in group IIA are called the alkaline earth metals. The elements in group VIIA are called the halogens and the elements in group VIIIA are called the noble gases or the inert gases.

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Answer 2

Answer:

IA group elements are called alkali metals and IIA group are called alkaline earth metal

Explanation:

The realization that earths were in fact oxides was attributed to Lavoisier. And the Group 2 metals form a stable series of sparingly soluble binary oxides. I am told that the term alkali comes from an Arabic root, referring to ash, and oxides and hydroxides were traditionally extracted from the ashes of wood-fires