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 Form 2 Chemistry questions and answers on structure and bonding

Study the information given in the table below and answer the questions that follow. The letters do not represent the actual symbols of the elements
(a)Select the elements which belong to the same:
(b) Which element:
(i) is in gaseous state at room temperature? Explain.
(Take room temperature to be 298K)
(ii) does not form an oxide?
(c ) Write the
formula of the nitrate of the element T.
(ii)equation for the reaction between elements S and U.
(d) What type of bond would exist in the compound formed when U and T react? Give a reason for your answer.

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