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 Form 2 Chemistry Questions and Answers on Chemical Families

The table below gives information on four elements represented by letters K,L,M and N. Study it and answer the questions that follow. The letters do not represent the actual symbols of the elements.
(a) Which two elements have two similar properties? Explain.
(b) What is the most likely formula of oxide of L?
(c) Which element is a nonmetal? Explain.
(d) Which one of the elements is the strongest reducing agent? Explain.
(e) Explain why ionic radius of N is less than that of M.
(f) Explain why ionic of L is bigger than its atomic radius.

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