Tag: Alkaline Earth Metal Compounds used in Daily Life

S-Block Elements - The elements of the first two groups of the periodic table. Groups 1 (Li, Na, K, Rb, Cs, Fr) and 2 (Be, Mg, Ca, Sr, Ba, Ra) are known as S-Block elements. Free online practice and preparation test for Class XI/XII, UGC, B.Sc Exams

This test contains 25 multipe choice questions on ecology & environment.