A metal $$M$$ readily forms its sulphate $$MS{O_4}$$ which is water-soluble. It forms its oxide $$MO$$ which becomes inert on heating. It forms an insoluble
hyroxide $$M{\left( {OH} \right)_2}$$ which is soluble in $$NaOH$$ solution. Then $$M$$ is
A.
$$Mg$$
B.
$$Ba$$
C.
$$Ca$$
D.
$$Be$$
Answer :
$$Be$$
Solution :
Beryllium shows anomalous properties due to its small size.
Releted MCQ Question on Inorganic Chemistry >> S - Block Elements
Releted Question 1
A substance absorbs $$C{O_2}$$ and voilently reacts with water. The substance is