Which elements are consider as alkaline earth metals? Give brief about

1.	Which elements are consider as alkaline earth metals? Give brief about them.
Answer» Solution :The group-2 ELEMENTS comprise beryllium, magnesium, calcium, STRONTIUM, barium and radium. They follow alkali METALS in the PERIODIC table. These (except beryllium) are known as alkaline earth metals. The first element beryllium differs from the rest of the members and shows diagonal relationship to ALUMINIUM. `ppm (part per million), * Percentage by weight

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