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(a) The grid given below represents part of the periodic table. Study it and answer the questions that follow. (The letters do not represent the actual symbol of the elements
(i) What name is given to the group of elements to which C and F belong?
(ii) Which letter represents the element that is the least reactive?
(iii) What type of bond is formed when B and E react? Explain
(iv) Write the formula of the compound formed when element D and oxygen gas react.
(v) On the diagram indicate with tick the position of element G which is in the third period of the periodic table and forms G3- ions.
(b) Study the information in the table below and answer the questions that follow (the letters do not represent the actual symbol of the substances)
(i) Which substance would dissolve in water and could be separated from the solution by fractional distillation? Give a reason.