S Block Elements Question 105

Question: A metal M readily forms its sulphate $ MSO_4 $ which is water-soluble. It forms its oxide MO which becomes inert on heating. It forms an insoluble hyroxide $ M{{(OH)}_2} $ , which is soluble in $ NaOH $ solution. Then M is

Options:

A) $ Mg $

B) $ Ba $

C) $ Ca $

D) $ Be $

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Answer:

Correct Answer: D

Solution:

[d] Beryllium shows anomalous properties due to its small size.