Among the elements in the s-block, how many specific elements are widely recognized as the primary, — s Block Elements Chemistry Question

💡 Solution & Explanation

The four s-block elements that are essential bulk minerals in biology are Sodium ($Na$) and Potassium ($K$) from Group 1, and Magnesium ($Mg$) and Calcium ($Ca$) from Group 2. Trace amounts of others may exist, but these 4 govern massive physiological systems.